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08080815-100808-080808144135-TGP 2008 Outages and Maintenance

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08080815-100808-080808144135-TGP 2008 Outages and Maintenance Powered By Docstoc
					        Updated as of:        09/24/11
                                                                                                 Tennessee Gas Pipeline 2008 Pipeline Outage and Maintenance Summary
       This is a summary of the current status of all TGP 2008 Pipeline Outages and Maintenance Projects. This document is subject to change as the season progresses to reflect the updated status of all outages and maintenance projects including, but not limited to, project delays,
* Indicates revision
                                          Prev. Start   Prev. End
 Revised
                Start Date    End Date       Date         Date                 Location          Leg        Zone           Maintenance Activity                              Anticipated Impact                                  TOS Potential Restrictions                           Meter(s) in impacted area
                                                                                                                                                                                                                       Potential restrictions through a pro-rata portion
                                                                                                                                                        Due to the length of this outage, and the loss of
                                                                                                                                                                                                                       of Secondary In the Path (Park and Loan
                                                                                                                                                        horsepower associated with it, restrictions could become
                03/18/08      08/22/08                              Compressor Station 47        100          1      Unit C-2 regrout                                                                                  Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                        necessary from time to time based upon customer
                                                                                                                                                                                                                       Tennessee, EDS/ERS, SOP, SIP) nominations
                                                                                                                                                        nominations.
                                                                                                                                                                                                                       pathed through Station 47.
                                                                                                                                                        Due to the length of this outage, and the loss of              Potential restrictions through a pro-rata portion
                                                                                                                     Unit 1-A regrout; compressor
                                                                    Compressor Station 249,                                                             horsepower associated with it, restrictions could become       of Secondary Out of Path (Loan, Park
                04/21/08      09/30/08                                                           200          5      cylinder work; install exhaust
                                                                    Nassau, NY                                                                          necessary from time to time based upon customer                Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                     expansion joint, ESD Test.
                                                                                                                                                        nominations.                                                   Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                                                                                     Potential restrictions through a pro-rata portion
                                                                                                                                                        Physical flow will be suspended at all meters in the         of Secondary In the Path (Park & Loan
                                                                    MLV 20-1 to MLV 21-1;                            Pipe replacement due to Class
    *           05/29/08      08/12/08    05/29/08      08/05/08
                                                                    MLV 20-2 to MLV 21-2
                                                                                                 100          0
                                                                                                                     Change; line lowering.
                                                                                                                                                        impacted area for the duration of the project. Additionally, Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                        restrictions may become necessary.                           Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                                                                                                                                       012722 MERI JOSEY

                                                                                                                                                                                                                     nominations.
                                                                                                                                                        During this field maintenance, the Colden Storage field will
                                                                                                                                                        be unavailable for storage injections or withdrawals,
                              Project                                                                                                                   limiting Tennessee's operational flexibility. Tennessee
                                                                                                                     Colden Storage Operator--field                                                                  Potential storage service restrictions through
    *           06/16/08     Completed                  08/08/08    Colden Storage Field         200          5
                                                                                                                     maintenance.
                                                                                                                                                        does not anticipate restrictions, however should
                                                                                                                                                        operational conditions change during the shut in,
                                                                                                                                                                                                                     Firm Storage Authorized Overrun (IS, FS-AO).
                              8/1/2008
                                                                                                                                                        Tennessee may be required to restrict interruptible storage
                                                                                                                                                        services.
                                                                                                                                                        Due to the unavailability of horsepower associated with      Potential restrictions through a pro-rata portion
                                                                                                                                                        this unplanned unit outage, and the extended period of       of Secondary Out of Path (Loan, Park
                06/23/08      12/31/08                              Compressor Station 321       300          4      Unit 2B recouperator leak          time anticipated for repairs, restrictions may become        Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                        necessary from time to time based upon customer              Tennessee, EDS/ERS, SOP) nominations
                                                                                                                                                        nominations.                                                 pathed through Station 321.
                               Project
                                                                                                                     Pipe inspection and anomaly        This project will require isolation of this line section. No
    *           06/26/08     Completed                              MLV 96-2 to MLV 102-2        100          2
                                                                                                                     repair.                            service impact is anticipated.
                              7/31/2008
                                                                                                                                                                                                                   Potential restrictions through a pro-rata portion
                              Project                                                                                                                                                                              of Secondary In the Path (Loan, Park
                                                                                                                     Pipe replacement due to Class      Based upon customer nominations, restrictions may
    *           06/28/08     Completed                  08/05/08    MLV 118-3 to MLV 119-2       100          3
                                                                                                                     Change.                            become necessary from time to time.
                                                                                                                                                                                                                   Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                                                                                   Tennessee, EDS/ERS, SOP, SIP)
                              8/4/2008
                                                                                                                                                                                                                   nominations.
                                                                                                                                                        No service impact is anticipated, however, due to the loss Potential restrictions through a pro-rata portion
                                                                    Compressor Station 823,                          Unit 11A Turbo charger overhaul;   of horsepower and extended duration of the project,        of Secondary Out of Path (Park and Loan
                07/01/08      10/31/08                                                           800         0L
                                                                    Kinder, LA                                       unit inspection and maintenance.   restrictions could become necessary from time to time,     Payback, IT-X, IT,AOT, PAT, Payback to
                                                                                                                                                        based upon customer nominations.                           Tennessee, EDS/ERS, SOP) nominations.
                               Project
                                                                                                                     Pipe replacement due to Class
    *           07/13/08     Completed                  08/04/08    MLV 540-1 to MLV 541-1       500         0L
                                                                                                                     Change.
                                                                                                                                                        No service impact is anticipated.                                                                                  None
                              7/22/2008
                                                                                                                                                        Physical flow will be suspended at all meters in the
                                                                                                                     Pipe replacement due to Class      affected area beginning July 16th and continuing for the                                                           011096 Cody Energy San Salvador
                07/14/08      08/18/08                              Line 409A-100                100          0
                                                                                                                     Change.                            duration of the project. No additional service impacts are                                                         020904 Duke Energy
                                                                                                                                                        anticipated.
                               Project
                                                                    Compressor Station 1, Agua
    *           07/14/08     Completed                  07/26/08
                                                                    Dulce, TX
                                                                                                 100          0      Repair base plates                 No service impact is anticipated.
                              7/30/2008
                                                                                                                                                                                                                       Potential restrictions through a pro-rata portion
                                                                                                                                                                                                                       of Secondary In the Path (Park and Loan
                                                                                                                                                        Based upon customer nominations, restrictions may
    *           07/16/08      08/12/08    07/16/08      08/05/08    MLV 20-1 to MLV 21-1         100          0      Relocate pig launchers.
                                                                                                                                                        become necessary.
                                                                                                                                                                                                                       Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                                                                                       Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                                                                                       nominations.
                                                                                                                                                                                                                       Potential restrictions through a pro-rata portion
                                                                                                                     Pipe inspections and anomaly       This project will require isolation of this line section.      of Secondary Out of Path (Park and Loan
                07/16/08      08/21/08                              MLV 79-2 to MLV 82-2         100          1
                                                                                                                     repair.                            Restrictions may become necessary.                             Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                                                                                       Tennessee, EDS/ERS, SOP) nominations.
                              Project
                                                                                                                     Install pig launchers and
    *           07/17/08     Completed                  08/01/08    MLV 868-2 to MLV 871-2       100          2
                                                                                                                     receivers.
                                                                                                                                                        No service impact is anticipated.                                                                                  TBD
                              8/4/2008




                                                                                                                                          2008 Maintenance                                                                                                                                        Page 1
        Updated as of:        09/24/11
                                                                                                    Tennessee Gas Pipeline 2008 Pipeline Outage and Maintenance Summary
       This is a summary of the current status of all TGP 2008 Pipeline Outages and Maintenance Projects. This document is subject to change as the season progresses to reflect the updated status of all outages and maintenance projects including, but not limited to, project delays,
* Indicates revision
                                         Prev. Start   Prev. End
 Revised
                Start Date    End Date      Date         Date                 Location              Leg     Zone            Maintenance Activity                                Anticipated Impact                                   TOS Potential Restrictions                           Meter(s) in impacted area

                                                                                                                                                                                                                                                                               010970 SHIP SHOAL 198 G (07/21) Complete
                                                                                                                                                                                                                                                                               011182 SHIP SHOAL 182 C (07/21) Complete
                                                                                                                                                                                                                                                                               020735 SHIP SHOAL 182C START & LIFT (07/21)
                                                                                                                                                                                                                                                                               Complete
                                                                                                                                                                                                                                                                               012337 SHIP SHOAL 66 (07/22) Complete
                                                                                                                                                                                                                                                                               012406 SHIP SHOAL 67 (07/22) Complete
                                                                                                                                                                                                                                                                               012440 SOUTH PELTO 1 (07/24) Complete
                                                                                                                                                                                                                                                                               012489 SHIP SHOAL 66 B (07/24) Complete
                                                                                                                                                                                                                                                                               020925 SHIP SHOAL BLK 66 BUY BACK (07/24)
                                                                                                                                                           Physical flow will be suspended for 4 to 8 hours for an
                                                                                                                                                                                                                                                                               Complete
                                                                                                                                                           extensive inspection of metering facilities. The scheduled
                07/21/08      08/26/08                             Blue Water Pipeline              500      0L      Meter station certifications.                                                                                                                             012613 SHIP SHOAL BLK 146 A (07/25) Complete
                                                                                                                                                           dates are subject to change in the event of adverse
                                                                                                                                                           weather conditions offshore or availability of personnel.                                                           012644 SHIP SHOAL BLK 110 A (07/25) Complete
                                                                                                                                                                                                                                                                               011069 EUGENE ISLAND 257 D (8/19)
                                                                                                                                                                                                                                                                               011450 SHIP SHOAL 149A (8/21)
                                                                                                                                                                                                                                                                               012542 SOUTH MARSH ISLAND BLK 81 (8/21)
                                                                                                                                                                                                                                                                               012707 EUGENE ISLAND BLK 320 (8/22)
                                                                                                                                                                                                                                                                               012107 EUGENE ISLAND 277 A (8/22)
                                                                                                                                                                                                                                                                               011897 EUGENE ISLAND 342 C (8/25)
                                                                                                                                                                                                                                                                               012592 EUGENE ISLAND 302 (8/25)
                                                                                                                                                                                                                                                                               012697 EUGENE ISLAND BLK 339C (8/26)
                                                                                                                                                                                                                                                                               012444 SHIP SHOAL 129 (8/26)

                                                                                                                                                           Physical flow will be suspended for 4 to 8 hours for an                                                             012710 VERMILION BLK 12 (7/25)
                                                                                                                                                           extensive inspection of metering facilities. The scheduled                                                          012560 SENECA EAST CAMERON 144 (7/28)
                07/23/08      08/21/08                 07/30/08    Blue Water Pipeline-West Leg     800      0L      Meter station certifications.
                                                                                                                                                           dates are subject to change in the event of adverse                                                                 012698 EAST CAMERON BLK 272D (7/30)
                                                                                                                                                           weather conditions offshore or availability of personnel.                                                           011700 VERMILION 226 A (8/21)

                              Project                                                                                                                                                                                      Potential restrictions through a pro rata portion
                                                                                                                                                           This project will require a building outage, which will limit
                                                                                                                     "A" Building Jacket Water System                                                                      of Secondary Out of Path (Loan, Park
    *           07/28/08     Completed                 08/01/08    Compressor Station 200           200       2
                                                                                                                     Install; station ESD Test
                                                                                                                                                           the amount of through put through this station.
                                                                                                                                                           Restrictions could become necessary.
                                                                                                                                                                                                                           Withdrawal, IT-X, IT, AOT, PAT, Payback From
                              08/02/08                                                                                                                                                                                     Tennessee, EDS/ERS, SOP) nominations.

                07/31/08      08/14/08                             MLV 117-2 to MLV 118-1           100       3      Install pig launchers and receivers. No service impact is anticipated.
                                                                                                                                                                                                                           Potential restrictions through a pro-rata portion
                                                                                                                                                         This project will require a building outage, which will limit     of Secondary In the Path (Park and Loan
                                                                   Compressor Station 32, Jasper,                    B Building electrical work, anomaly
                08/01/08      08/15/08                                                              100       0                                          the amount of through put through this station.                   Payback, IT-X, IT, AOT, PAT, Payback to
                                                                   TX                                                remediation.
                                                                                                                                                         Restrictions could become necessary.                              Tennessee, EDS/ERS, SOP, SIP) nominations
                                                                                                                                                                                                                           pathed through Station 32.
                                                                                                                                                                                                                           Potential restrictions through a pro-rata portion
                                                                                                                     Pipe replacement due to Class         Based upon customer nominations, restrictions may               of Secondary Out of Path (Loan, Park
                08/01/08      08/15/08                             MLV 214-4 to MLV 215-4           200       4
                                                                                                                     Change.                               become necessary.                                               Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                                                                                           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                           This project will require pressure reductions and may
                                                                                                                     Pipe inspections and anomaly
                08/04/08      08/07/08                             MLV 544-3 to MLV 546-3           500       1                                            result in isolation of individual line sections. No service                                                         None
                                                                                                                     repair.
                                                                                                                                                           impact is anticipated.
                                                                                                                                                                                                                           Potential restrictions through a pro-rata portion
                                                                                                                                                           Based upon customer nominations, restrictions may               of Secondary Out of Path (Loan, Park
    *           08/04/08      08/15/08    07/31/08     08/12/08    MLV 867-1 to MLV 871-1           100       2      Install pig launchers and receivers
                                                                                                                                                           become necessary from time to time.                             Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                                                                                           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                                                                                           Potential restrictions through a pro-rata portion
                                                                                                                                                           This project will require operating at reduced pressures.       of Secondary In the Path (Loan, Park
                                                                                                                                                           Additionally, based upon anomalies found in individual          Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                     Pipe inspections and anomaly          line sections, Tennessee may be required to take line           Tennessee, EDS/ERS, SOP, SIP) nominations
                08/04/08      08/31/08                             MLV 237-2 to MLV 245-2           200       5                                                                                                                                                              011976 FOSTERVILLE DEHYDRATION (CI)
                                                                                                                     repair.                               sections out of service, and restrictions may become            pathed through this line section. As a reminder
                                                                                                                                                           necessary. Physical flow will be suspended at meter             receipts pathed from 010902 Niagara would be
                                                                                                                                                           011976 FOSTERVILLE DEHYDRATION.                                 included in any restriction through this line
                                                                                                                                                                                                                           section.
                                                                                                                                                           This project will require pressure reductions and may
                                                                                                                     Pipe inspections and anomaly
                08/04/08      09/22/08                             MLV 96-5 to MLV 102-5            100       2                                            result in isolation of individual line sections. No service
                                                                                                                     repair.
                                                                                                                                                           impact is anticipated.
                                                                                                                                                           This project will require replacement of 3 river crossings at
                                                                                                                     Line replacement at Mississippi       the Mississippi River Levee. The replacements will be
                08/04/08      10/31/08                             MLV 839-1 to MLV 840-1           800       1                                                                                                                                                                None
                                                                                                                     River Levee.                          completed one at a time, so no service impact is
                                                                                                                                                           anticipated.
                                                                                                                                                                                                                           Potential restrictions through a pro-rata portion
                                                                                                                                                           Due to the length of this outage, and the loss of
                                                                                                                                                                                                                           of Secondary In the Path (Park and Loan
                                                                   Compressor Station 47,                                                                  horsepower associated with it, restrictions could become
                08/04/08      11/14/08                                                              100       1      Unit C-3 Regrout                                                                                      Payback, IT-X, IT, AOT, PAT, Payback to
                                                                   West Monroe, LA                                                                         necessary from time to time based upon customer
                                                                                                                                                                                                                           Tennessee, EDS/ERS, SOP, SIP) nominations
                                                                                                                                                           nominations.
                                                                                                                                                                                                                           pathed through Station 47.
                                                                                                                                                                                                                           Potential restrictions through a pro-rata portion
                                                                                                                                                           Each unit inspection is planned with a duration of 1 to 3
                                                                                                                                                                                                                           of Secondary In the Path (Park and Loan
                                                                   Compressor Station 17,                            Unit 1-C and 2-C combustion           days, however, the outage could last longer based upon
                08/05/08      08/13/08                                                              100       0                                                                                                            Payback, IT-X, IT, AOT, PAT, Payback to
                                                                   East Bernard, TX                                  inspection, one at a time.            results of the inspection. Restrictions may become
                                                                                                                                                                                                                           Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                           necessary.
                                                                                                                                                                                                                           nominations.




                                                                                                                                          2008 Maintenance                                                                                                                                            Page 2
        Updated as of:       09/24/11
                                                                                                   Tennessee Gas Pipeline 2008 Pipeline Outage and Maintenance Summary
       This is a summary of the current status of all TGP 2008 Pipeline Outages and Maintenance Projects. This document is subject to change as the season progresses to reflect the updated status of all outages and maintenance projects including, but not limited to, project delays,
* Indicates revision
                                         Prev. Start   Prev. End
 Revised
                Start Date   End Date       Date         Date                  Location            Leg      Zone            Maintenance Activity                                 Anticipated Impact                                 TOS Potential Restrictions                            Meter(s) in impacted area
                                                                                                                                                           Customers upstream of Sabine Pass 18 may experience
                                                                                                                                                           higher than normal operating pressures. From 6 AM for
                08/06/08     08/06/08                              Line 821E-1100 HI 22 to SA 18   800        L      Pigging operations                    approximately 14-16 hours, physical flow will be                                                                   012743 HIGH ISLAND 24: RIP HIGH ISLAND 24
                                                                                                                                                           suspended at meter 012743 HIGH ISLAND 24: RIP HIGH
                                                                                                                                                           ISLAND 24.
                                                                                                                                                           Tennessee anticipates a reduction of flow at Pecan Island
                                                                                                                                                           to facilitate handling higher than normal amounts of liquids
                                                                                                                                                           at this facility. Producers into the west leg of the
                                                                   Blue Water West Leg V 245 to
    *           08/06/08     08/09/08     08/04/08     08/04/08
                                                                   Pecan Island
                                                                                                   800       0L      Biweekly pigging operations.          Bluewater system should expect higher than normal
                                                                                                                                                           operating pressures, and Tennessee may be required to
                                                                                                                                                           suspend flow or restrict scheduled quantities periodically
                                                                                                                                                           during this operation.
                08/09/08     08/22/08                              MLV 867-2                       100        2      Install pig launcher.                 No service impact is anticipated.
                                                                                                                                                                                                                          Restrictions could become necessary through
                                                                                                                                                           Inspections will be completed one unit at a time. No           a pro-rata portion of Secondary Out of Path
                                                                                                                     Unit 1 and 2 D: Sub Station
                08/11/08     08/11/08                              Compressor Station 54           100        1                                            service impact is anticipated, however, based upon             (Park and Loan Payback, IT-X, IT, AOT, PAT,
                                                                                                                     Transformer Inspection
                                                                                                                                                           nominations restrictions could become necessary.               Payback to Tennessee, EDS/ERS, SOP)
                                                                                                                                                                                                                          nominations.
                                                                                                                                                           Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                           facilitate handling higher than normal amounts of liquids at   Potential restrictions through a pro-rata portion
                                                                   Blue Water Header - V 245 to                                                            this facility. Producers into the Bluewater system should      of Secondary Out Of the Path (Park and Loan
                08/11/08     08/11/08                                                              500        L      Biweekly pigging operations.
                                                                   SS 198                                                                                  expect higher than normal operating pressures, and             Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                           Tennessee may be required to suspend flow or restrict          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                           scheduled quantities periodically during this operation.
                                                                                                                                                        This project will require closing of Side Valve 823X-3711C
                                                                                                                     Partial abandonment of Line 823X- for a period of 6 days, during which meter flow will be
                08/11/08     08/16/08                              Side Valve 823X-3711C           800       0L                                                                                                                                                               012467 SOUTH MARSH ISLAND 238.
                                                                                                                     3700                               suspended at meter 012467 SOUTH MARSH ISLAND
                                                                                                                                                        238.
                                                                                                                                                        Physical flow will be suspended at all meters on line 26A-        Potential restrictions through a pro-rata portion
                                                                                                                                                                                                                                                                              012326 Coldspring Dehydration
                                                                                                                                                        100, Coldsprings Lateral, for the duration of this work.          of Secondary Out of Path (Park & Loan
                                                                                                                     Pigging operations, pipe cleaning,                                                                                                                       012715 Coldsprings
                08/11/08     08/23/08                              MLV 26-1 to MLV 27-1            100        0                                         Additionally, based upon customer nominations through             Payback, IT-X, IT AOT, PAT, Payback to
                                                                                                                     inspection and anomaly repair.                                                                                                                           010612 Cold Spring Dehydration
                                                                                                                                                        this line section, from time to time restrictions may be          Tennessee, EDS/ERS, SOP) nominations
                                                                                                                                                                                                                                                                              010826 Cold Springs Dehyd.
                                                                                                                                                        necessary.                                                        pathed through this line section.
                                                                                                                     Replace subsea pipe assembly;      Physical flow will be suspended at meter 011294 South
                08/11/08     08/31/08                              Line 527A 700 SP 77             500        L                                                                                                                                                               011294 South Pass 77
                                                                                                                     install check valve.               Pass 77 for the duration of this project.
                                                                                                                                                        This project will require pressure reductions and may
                                                                                                                     Pipe inspections and anomaly
    *           08/11/08     09/05/08     08/07/08     08/14/08    MLV 542-1 to MLV 546-1          500        1
                                                                                                                     repair.
                                                                                                                                                        result in isolation of individual line sections. No service
                                                                                                                                                        impact is anticipated.
                                                                                                                                                                                                                                                                              None

                                                                                                                                                        Recoating will be performed one line at a time. This              Potential restrictions through a pro-rata portion
                                                                   MLV40-1 to MLV 41-1
                                                                                                                                                        project will require line isolations to achieve pressure          of Secondary In the Path (Park and Loan
                                                                   MLV 40-2 to MLV 41A-2,                            Discharge line recoats, one at a
                08/11/08     09/06/08                                                              100        1                                         reductions during the recoats. Based upon customer                Payback, IT-X, IT, AOT, PAT, Payback to
                                                                   MLV 40-3 to MLV 41A-3,                            time.
                                                                                                                                                        nominations, restrictions may become necessary from               Tennessee, EDS/ERS, SOP, SIP)
                                                                   MLV 40-4 to MLV 41A-4.
                                                                                                                                                        time to time.                                                     nominations.
                                                                                                                                                           This project will require a 4 hour Building shut down
                                                                   Compressor Station 47, West                       B Bldg. discharge internal
    *           08/12/08     08/12/08     08/04/08     08/04/08
                                                                   Monroe, LA.
                                                                                                   100        1
                                                                                                                     corrosion inspection.
                                                                                                                                                           which will limit the through put through the station. No
                                                                                                                                                           service impact is anticipated.
                                                                                                                                                           This operation will require operating at reduced flow and
                                                                                                                     Internal pipe inspections/pigging
                08/12/08     08/12/08                              MLV 106-4 to MLV 200-3S         100        2                                            customers may experience pressure fluctuations. No
                                                                                                                     operations.
                                                                                                                                                           service impact is anticipated.
                08/12/08     08/12/08                              MLV 82-3A to MLV 82-3B          100        1      Pigging operations.                   No service impact is anticipated.
                                                                                                                                                           Customers may experience pressure fluctuations during
                                                                                                                                                           the pigging operations, which are anticipated to have a
                08/12/08     08/12/08                              MLV 25-1 to MLV 32-1            100        0      Pigging operations.
                                                                                                                                                           duration of 12 hours. No additional service impact is
                                                                                                                                                           anticipated.
                                                                                                                                                           Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                           facilitate handling higher than normal amounts of liquids at   Potential restrictions through a pro-rata portion
                                                                   East Leg Blue Water SS 198 to                                                           this facility. Producers into the Bluewater system should      of Secondary Out Of the Path (Park and Loan
                08/12/08     08/13/08                                                              500        L      Biweekly pigging operations.
                                                                   Cocodrie.                                                                               expect higher than normal operating pressures, and             Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                           Tennessee may be required to suspend flow or restrict          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                           scheduled quantities periodically during this operation.
                                                                                                                                                           Physical flow will be suspended at meter 010436 BAY
    *           08/12/08     08/26/08     08/13/08     08/27/08    Line 523A-100                   500        L      Line lowering.                        MARCHAND DEHYDRATION LA ROSE for the duration
                                                                                                                                                           of this project.
                                                                                                                                                                                                                                                                              010436 BAY MARCHAND DEHYDRATION LA ROSE

                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                                                                                                                          of Secondary In the Path (Park and Loan
                                                                                                                     Install pig launchers and             Based upon customer nominations, restrictions may
                08/12/08     09/01/08                              MLV 860-1 to MLV 866-1          800        1                                                                                                           Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                     receivers.                            become necessary.
                                                                                                                                                                                                                          Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                                                                                          nominations.
                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                                                           Based upon customer nominations, restrictions may              of Secondary Out of Path (Loan, Park
                08/12/08     09/01/08                              MLV 862-1 to MLV 864-1          100        1      Hydrostatic testing.
                                                                                                                                                           become necessary from time to time.                            Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                                                                                          Tennessee, EDS/ERS, SOP) nominations.




                                                                                                                                             2008 Maintenance                                                                                                                                         Page 3
        Updated as of:       09/24/11
                                                                                                   Tennessee Gas Pipeline 2008 Pipeline Outage and Maintenance Summary
       This is a summary of the current status of all TGP 2008 Pipeline Outages and Maintenance Projects. This document is subject to change as the season progresses to reflect the updated status of all outages and maintenance projects including, but not limited to, project delays,
* Indicates revision
                                         Prev. Start   Prev. End
 Revised
                Start Date   End Date       Date         Date                 Location             Leg      Zone            Maintenance Activity                              Anticipated Impact                                    TOS Potential Restrictions                          Meter(s) in impacted area
                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                                                                                                                          of Secondary In the Path (Park and Loan
                                                                                                                                                         Based upon customer nominations, restrictions may
    *           08/13/08     08/20/08     08/06/08     08/14/08    MLV 21-3 to MLV 21A-3           100        0      Remove pig launchers.
                                                                                                                                                         become necessary.
                                                                                                                                                                                                                          Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                                                                                          Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                                                                                          nominations.
                08/13/08     08/13/08                              MLV 82-4A to MLV 82-4B          100        1      Pigging operations.                 No service impact is anticipated.
                                                                                                                                                         Customers may experience pressure fluctuations during
                                                                                                                                                         the pigging operations, which are anticipated to have a
                08/13/08     08/13/08                              MLV 25-2 to MLV 32-2            100        0      Pigging operations.
                                                                                                                                                         duration of 12 hours. No additional service impact is
                                                                                                                                                         anticipated.
                08/14/08     08/14/08                              MLV 823-1 to MLV 827-1          800        L      Pigging operations.                 No service impact is anticipated.
                                                                                                                                                         Customers may experience pressure fluctuations and
                                                                                                                                                         physical flow will be suspended at meter 012738 TECO
                08/14/08     08/14/08                              MLV 25-3 to MLV 32-3            100        0      Pigging operations.                 INDIAN SPRINGS during the pigging operations, which                                                                  012738 TECO INDIAN SPRINGS
                                                                                                                                                         are anticipated to have a duration of 12 hours. No
                                                                                                                                                         additional service impact is anticipated.
                                                                                                                                                         This project will require closing of MLV 507K-801B for a
                                                                                                                                                         period of 3 days, during which meter flow will be
                08/15/08     08/18/08                              MLV 507K-801B                   800       0L      Abandonment of Line 507K-800                                                                                                                             011405 EAST CAMERON BLOCK 46 DEHYD.
                                                                                                                                                         suspended at meter 011405 EAST CAMERON BLOCK 46
                                                                                                                                                         DEHYD.
                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                     Pipe replacement due to Class       Based upon customer nominations, restrictions may                of Secondary Out of Path (Loan, Park
                08/16/08     08/20/08                              MLV 213-4 to MLV 214-4          200        4
                                                                                                                     Change.                             become necessary.                                                Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                                                                                          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                         Tennessee anticipates a reduction of flow at Pecan Island
                                                                                                                                                         to facilitate handling higher than normal amounts of liquids
                                                                                                                                                         at this facility. Producers into the west leg of the
                                                                   Blue Water West Leg V 245 to
                08/18/08     08/18/08                                                              800       0L      Biweekly pigging operations.        Bluewater system should expect higher than normal
                                                                   Pecan Island
                                                                                                                                                         operating pressures, and Tennessee may be required to
                                                                                                                                                         suspend flow or restrict scheduled quantities periodically
                                                                                                                                                         during this operation.
                                                                                                                                                                                                                                                                              020929 EUGENE ISLAND 349B EMER
                                                                                                                                                                                                                                                                              GENERATOR FUEL
                                                                   Line 523M-3600 and 523M-                                                              Physical flow will be suspended at all meters in the                                                                 011428 EUGENE ISLAND 349 B
                08/18/08     09/01/08                                                              500       0L      Line rerouting.
                                                                   8800                                                                                  affected area for the duration of the outage.                                                                        020928 EUGENE ISLAND 349A EMER
                                                                                                                                                                                                                                                                              GENERATOR FUEL (CI)

                                                                                                                                                         This operation will require operating at reduced flow and
                                                                                                                     Internal pipe inspections/pigging
                08/19/08     08/19/08                              MLV 79-1 to MLV 82-1A           100        1                                          customers may experience pressure fluctuations. No
                                                                                                                     operations.
                                                                                                                                                         service impact is anticipated.
                                                                                                                                                         Physical flow will be suspended at meter 020173
                                                                   020173 Marienville,
                08/19/08     08/19/08                                                              300        5      Valve replacement.                  Marienville, Pennsylvania, for the 1-2 hours during this                                                             020173 MARIENVILLE PENNSYLVANIA
                                                                   Pennsylvaina Meter Station
                                                                                                                                                         project
                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                                                         This project will require a unit outage, which will limit the    of Secondary In the Path (Park and Loan
                                                                                                                     Replace turbine vibration
                08/20/08     08/27/08                              Compressor Station 820C         800        L                                          amount of gas that can be moved through compressor               Payback, IT-X, IT,AOT, PAT, Payback to
                                                                                                                     system.
                                                                                                                                                         Station 820. Restrictions may become necessary.                  Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                                                                                          nominations.
                                                                                                                     Pipe inspections and anomaly        This operation will require isolation of this line section. No
                08/20/08     09/09/08                              MLV 79-3 to MLV 82-3            100        1
                                                                                                                     repair.                             service impact is anticipated.
                                                                                                                                                         Pigging may impact all producers on the Sabine Pass
                                                                                                                                                         System who may experience higher than normal operating
                                                                   821E-100 Line (Sabine Pass 18
    *           08/21/08     08/21/08     08/12/08     08/12/08
                                                                   to Johnson's Bayou)
                                                                                                   800       0L      Pigging operations                  pressures. From 6AM for approximately 14-16 hours,
                                                                                                                                                         physical flow will be suspended at meters 012273 (WC 53)
                                                                                                                                                         and 012584 (WC 18).
                                                                                                                                                         This operation will require operating at reduced flow and
                                                                                                                     Internal pipe inspections/pigging
                08/21/08     08/21/08                              MLV 83-1 to MLV 87-1            100        1                                          customers may experience pressure fluctuations. No
                                                                                                                     operations.
                                                                                                                                                         service impact is anticipated.
                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                     Pipe replacement due to Class       Based upon customer nominations, restrictions may                of Secondary Out of Path (Loan, Park
                08/21/08     08/24/08                              MLV 213-1 to MLV 214-1          200        4
                                                                                                                     Change.                             become necessary.                                                Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                                                                                          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                         This project will require side valve # 823X-3711C be
                                                                                                                                                         closed, which will result in the physical flow being
                08/22/08     08/28/08                              Line 823X-3700                  800       0L      Partial abandonment,                suspended at meter 012467 SOUTH MARSH ISLAND 2                                                                       012467 SOUTH MARSH ISLAND 2
                                                                                                                                                         for the duration of the. No additional service impact is
                                                                                                                                                         anticipated.
                                                                                                                     Pipe replacement due to Class
                08/24/08     08/28/08                              MLV 213-2 to MLV 214-2          200        4                                          No service impact is anticipated.
                                                                                                                     Change.
                                                                                                                                                         Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                         facilitate handling higher than normal amounts of liquids at     Potential restrictions through a pro-rata portion
                                                                   Blue Water Header - V 245 to                                                          this facility. Producers into the Bluewater system should        of Secondary Out Of the Path (Park and Loan
                08/25/08     08/25/08                                                              500       0L      Biweekly pigging operations.
                                                                   SS 198                                                                                expect higher than normal operating pressures, and               Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                         Tennessee may be required to suspend flow or restrict            Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                         scheduled quantities periodically during this operation.


                                                                                                                                           2008 Maintenance                                                                                                                                         Page 4
        Updated as of:       09/24/11
                                                                                                   Tennessee Gas Pipeline 2008 Pipeline Outage and Maintenance Summary
       This is a summary of the current status of all TGP 2008 Pipeline Outages and Maintenance Projects. This document is subject to change as the season progresses to reflect the updated status of all outages and maintenance projects including, but not limited to, project delays,
* Indicates revision
                                         Prev. Start   Prev. End
 Revised
                Start Date   End Date       Date         Date                 Location             Leg      Zone            Maintenance Activity                                Anticipated Impact                                TOS Potential Restrictions                        Meter(s) in impacted area
                                                                                                                                                                                                                        Potential restrictions through a pro-rata portion
                                                                                                                                                        This project will require a station outage of approximately
                                                                                                                                                                                                                        of Secondary Out of Path (Park and Loan
                                                                                                                                                        24 to 48 hours during this time period. Based upon
    *           08/25/08     08/27/08     08/18/08     08/22/08    Compressor Station 827          800        L      Filter inspection and maintenance.
                                                                                                                                                        customer nominations restrictions may become
                                                                                                                                                                                                                        Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                                                                                        Tennessee, EDS/ERS, SOP, SIP) nominations
                                                                                                                                                        necessary.
                                                                                                                                                                                                                        pathed through Station 827.
                                                                                                                                                                                                                        Potential restrictions through a pro-rata portion
                                                                                                                                                            This project will require a station outage. No restrictions
                                                                   Compressor Station 17, East                       Building protection system                                                                         of Secondary Out of Path (Park and Loan
                08/25/08     08/30/08                                                              100        0                                             are anticipated, however, based upon customer
                                                                   Bernard, TX                                       replacement.                                                                                       Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                            nominations restrictions could become necessary.
                                                                                                                                                                                                                        Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                                                                                        Potential restrictions through a pro-rata portion
                                                                                                                                                                                                                        of Secondary In the Path (Park and Loan
                                                                                                                                                            Based upon customer nominations, restrictions may
                08/25/08     10/10/08                              MLV 25-2D to MLV 27-2.          100        0      Hydrostatic testing.                                                                               Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                            become necessary.
                                                                                                                                                                                                                        Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                                                                                        nominations.
                                                                                                                                                                                                                        Potential restrictions through a pro-rata portion
                                                                                                                                                                                                                        of Secondary In the Path (Park and Loan
                                                                                                                                                            Based upon customer nominations through this section,
                08/25/08     10/24/08                              MLV 32-2 to MLV 33-2            100        0      Replace wrinkle bend                                                                               Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                            from time to time restrictions may become necessary.
                                                                                                                                                                                                                        Tennessee, EDS/ERS, SOP, SIP) nominations
                                                                                                                                                                                                                        pathed through this line section.
                                                                                                                                                            This operation will require operating at reduced pressures Potential restrictions through a pro rata portion
                                                                                                                                                            which may include isolation of this line section. No        of Secondary In the Path (Park and Loan
                                                                                                                     Pipe inspection and anomaly
                08/25/08     10/24/08                              MLV 25-2 to MLV 32-2            100        0                                             service impact is anticipated, however based upon           Payback, IT-X, IT, AOT, PAT, Payback to           None
                                                                                                                     repair.
                                                                                                                                                            customer nominations restrictions may become                Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                            necessary.                                                  nominations.
                08/26/08     08/26/08                              MLV 96-1 to MLV 106-1           100        2      Pigging operations                     No service impact is anticipated.

                                                                                                                                                            Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                            facilitate handling higher than normal amounts of liquids at   Potential restrictions through a pro-rata portion
                                                                   East Leg Blue Water SS 198 to                                                            this facility. Producers into the Bluewater system should      of Secondary Out Of the Path (Park and Loan
                08/26/08     08/27/08                                                              500       0L      Biweekly pigging operations.
                                                                   Cocodrie.                                                                                expect higher than normal operating pressures, and             Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                            Tennessee may be required to suspend flow or restrict          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                            scheduled quantities periodically during this operation.

                                                                                                                                                                                                                           Potential restrictions through a pro-rata portion
                                                                                                                                                            Based upon customer nominations, restrictions may              of Secondary Out of Path (Loan, Park
                09/01/08     09/12/08                              MLV 866-1 to MLV 868-1          800        1      Install pig launchers and receivers.
                                                                                                                                                            become necessary.                                              Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                                                                                           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                            Tennessee does not anticipate restrictions associated with     Potential restrictions through a pro-rata portion
                                                                                                                                                            this project. However, since this outage will extend across    of Secondary In the Path (Park and Loan
                09/01/08     12/19/08                              Station 32, Cleveland, TX       100        0      Unit 1A regrout.                       several months, based upon customer nominations and            Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                            operating conditions, from time to time restrictions may       Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                            become necessary.                                              nominations.
                09/02/08     09/02/08                              MLV 96-2 to MLV 102-2           100        2      Pigging operations                     No service impact is anticipated.

                09/02/08     09/02/08                              MLV 105-2 to MLV 106-2          100        2      Pigging operations                     No service impact is anticipated.
                                                                                                                                                                                                                           Potential restrictions through a pro-rata portion
                                                                                                                                                           This project will require a station outage which will limit     of Secondary In the Path (Park and Loan
                                                                   Compressor Station 25,                            Valve Installation, electrical system
    *           09/02/08     09/11/08                  09/12/08
                                                                   Cleveland, TX
                                                                                                   100        0
                                                                                                                     testing.
                                                                                                                                                           throughput through the station. Based upon customer
                                                                                                                                                           nominations, restrictions may become necessary.
                                                                                                                                                                                                                           Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                                                                                           Tennessee, EDS/ERS, SOP, SIP) nominations
                                                                                                                                                                                                                           pathed through this station.
                                                                                                                                                                                                                           Potential restrictions through a pro-rata portion
                                                                                                                                                                                                                           of Secondary In the Path (Park and Loan
                                                                                                                                                            Based upon customer nominations, restrictions may
    *           09/02/08     09/12/08     08/21/08     08/30/08    MLV 20-3 to MLV 21-3            100        0      Relocate pig launchers.
                                                                                                                                                            become necessary.
                                                                                                                                                                                                                           Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                                                                                           Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                                                                                           nominations.
                                                                                                                                                                                                                           Potential restrictions through a pro-rata portion
                                                                                                                     Pipe replacement due to Class          Based upon customer nominations, restrictions may              of Secondary Out of Path (Loan, Park
                09/03/08     09/13/08                              MLV 213-3 to MLV 214-3          200        4
                                                                                                                     Change.                                become necessary.                                              Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                                                                                           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                            From time to time this outage may impact flows into or out     Potential restrictions through a pro rata portion
                                                                                                                                                            of the Donna Line, and restrictions may become                 of Secondary Out of Path (Park and Loan
                09/05/08     09/26/08                              MLV 408-1 to MLV 409-1          100        0      Hydrostatic testing.                   necessary. Additionally, physical flow will be suspended       Payback, IT-X, IT, AOT, PAT, Payback to           012683 RAYMONDVILLE
                                                                                                                                                            at meter 012683 Raymondville for several hours during          Tennessee, EDS/ERS, SOP) nominations on
                                                                                                                                                            the beginning and the end of the project.                      the Donna Line.
                                                                                                                                                            Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                            facilitate handling higher than normal amounts of liquids at   Potential restrictions through a pro-rata portion
                                                                   Blue Water Header - V 245 to                                                             this facility. Producers into the Bluewater system should      of Secondary Out Of the Path (Park and Loan
                09/08/08     09/08/08                                                              500       0L      Biweekly pigging operations.
                                                                   SS 198                                                                                   expect higher than normal operating pressures, and             Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                            Tennessee may be required to suspend flow or restrict          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                            scheduled quantities periodically during this operation.
                                                                                                                                                            No service impact is anticipated, however, based upon
                09/08/08     09/12/08                              Station 409A-Alamo              100        0      Unit 1A--Repair anchor bolts.          customer nominations deliveries to the Pemex meter
                                                                                                                                                            050261 could be limited during this unit outage.




                                                                                                                                            2008 Maintenance                                                                                                                                       Page 5
        Updated as of:       09/24/11
                                                                                                   Tennessee Gas Pipeline 2008 Pipeline Outage and Maintenance Summary
       This is a summary of the current status of all TGP 2008 Pipeline Outages and Maintenance Projects. This document is subject to change as the season progresses to reflect the updated status of all outages and maintenance projects including, but not limited to, project delays,
* Indicates revision
                                         Prev. Start   Prev. End
 Revised
                Start Date   End Date       Date         Date                Location              Leg      Zone            Maintenance Activity                               Anticipated Impact                                   TOS Potential Restrictions                          Meter(s) in impacted area
                                                                                                                                                                                                                                                                              010570 SECOND BAYOU DEHY
                                                                                                                                                          Cleaning, caliper and ILI pigs will be operated during this
                                                                                                                                                                                                                                                                              010578 WEST CAM BLK 20 DEHY
                                                                                                                                                          project and flow control will be required. Customers
                                                                                                                                                                                                                                                                              012328 JOHNSON BAYOU
                                                                                                                                                          should anticipate fluctuating pressures and physical flow
                                                                                                                     Internal pipe inspections, pigging                                                                                                                       020582 CAMERON LA TRANSP
                09/08/08     09/12/08                              Line 507A-1600                  800        L                                           may be adjusted at individual meters in the affected area
                                                                                                                     operations                                                                                                                                               011705 CAMERON EMERGENCY EXCH (CI)
                                                                                                                                                          during the operations, which are anticipated to have a
                                                                                                                                                                                                                                                                              020619 CAMERON LA TRANSP 2 (CI)
                                                                                                                                                          duration of 6 to 8 hours each day. No additional service
                                                                                                                                                                                                                                                                              020514 CAMERON LA EXCHANGE
                                                                                                                                                          impacts are anticipated.
                                                                                                                                                                                                                                                                              012676 CAMERON HWY 82
                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                                                                                                                          of Secondary In the Path (Park and Loan
                                                                                                                                                          Based upon customer nominations, restrictions may
                09/08/08     09/12/08                              MLV 37-1 to MLV 38-1            100        0      Pipe replacement.                                                                                    Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                          become necessary.
                                                                                                                                                                                                                          Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                                                                                          nominations.
                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                                                          This project will require a unit outage, which will limit the
                                                                                                                                                                                                                          of Secondary Out of Path (Loan, Park
                 09/08/08    09/18/08                              Compressor Station 325          300        5      Unit 1 A compressor rebuild          amount of through put through Station 325. Restrictions
                                                                                                                                                                                                                          Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                          may become necessary.
                                                                                                                                                                                                                          Tennessee, EDS/ERS, SOP) nominations.

                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                                                          This project will require a station outage which will limit
                                                                                                                                                                                                                          of Secondary Out of Path (Loan, Park
                09/08/08     09/18/08                              Compressor Station 106          100        2      Valve replacements.                  throughput through the station. Based upon customer
                                                                                                                                                                                                                          Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                          nominations, restrictions may become necessary.
                                                                                                                                                                                                                          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                                                          This project will require a 3 to 4 day outage of B Building     of Secondary In the Path (Park and Loan
                                                                   Compressor Station 9,                             Upgrade B Building protection        within the scheduled time frame. No impact is anticipated,      Payback, IT-X, IT, AOT, PAT, Payback to
                09/08/08     09/19/08                                                              100        0
                                                                   Victoria, TX                                      system.                              however, based upon customer nominations rectrictions           Tennessee,
                                                                                                                                                          may become necessary.                                           EDS/ERS, SOP, SIP) nominations pathed
                                                                                                                                                                                                                          through Station 9.
                                                                                                                     Highway 68 road crossing
                09/08/08     09/19/08                              MLV 98-1 to MLV 99-1            100        2                                           No service impact is anticipated.                                                                                   None
                                                                                                                     replacement
                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                                                          This project will require isolation of line 3 in the Station 47 of Secondary In the Path (Park and Loan
                                                                                                                     Pipe inspection, repair, and
                09/08/08     10/10/08                              MLV 47-3S to MLV 47-3D          100        1                                           yard, which will limit through put through Station 47.          Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                     recoats.
                                                                                                                                                          Restrictions may become necessary.                              Tennessee, EDS/ERS, SOP, SIP) nominations
                                                                                                                                                                                                                          pathed through this station.
                09/09/08     09/09/08                              MLV 96-4 to MLV 106-4           100        2      Pigging operations                   No service impact is anticipated.

                09/09/08     09/09/08                              MLV 96-5 to MLV 102-5           100        2      Pigging operations                   No service impact is anticipated.
                                                                                                                     Internal pipe                        This operation will require operating at reduced flow and
                09/09/08     09/09/08                              MLV 110-6 to MLV 114-6          100        3      inspections/pigging operations.      customers may experience pressure fluctuations. No
                                                                                                                     Cleaning pig 9/9/08.                 service impact is anticipated.
                                                                                                                                                          Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                          facilitate handling higher than normal amounts of liquids at    Potential restrictions through a pro-rata portion
                                                                   East Leg Blue Water SS 198 to                                                          this facility. Producers into the Bluewater system should       of Secondary Out Of the Path (Park and Loan
                09/09/08     09/10/08                                                              500       0L      Biweekly pigging operations.
                                                                   Cocodrie.                                                                              expect higher than normal operating pressures, and              Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                          Tennessee may be required to suspend flow or restrict           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                          scheduled quantities periodically during this operation.
                                                                                                                     Pipe inspections and anomaly         This project will require isolation of this line section. No
                09/09/08     09/26/08                              MLV 79-4 to MLV 82-4            100        1
                                                                                                                     repair.                              service impact is anticipated.
                                                                                                                                                          Producers into this line should expect higher than normal
    *           09/10/08     09/10/08     10/06/08     10/06/08    507G-100 Line                   800       0L      Pigging operations.
                                                                                                                                                          operating pressures during pigging operations.
                09/11/08     09/11/08                              MLV 200-4 to MLV 200-4A         100        2      Pigging operations                   No service impact is anticipated.
                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                                                          This project will result in a station outage for                of Secondary In the Path (Park and Loan
                                                                   Compressor Station 40,                            C Building electrical service
                09/15/08     09/15/08                                                              100        0                                           approximately 8 hours. Based upon customer                      Payback, IT-X, IT, AOT, PAT, Payback to
                                                                   Natchitoches, LA                                  replacement.
                                                                                                                                                          nominations, restrictions may become necessary.                 Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                                                                                          nominations.
                                                                   Alamo Compressor                                  Filter inspection and
                09/15/08     09/16/08                                                              100        0                                           No impact is anticipated.
                                                                   Station 409A                                      maintenance.
                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                                                          This project will require a station outage. Based upon
                                                                   Compressor Station 307,                                                                                                                                of Secondary Out of Path (Loan, Park
                09/15/08     09/19/08                                                              300        4      Jacket water renovation.             customer nominations, restrictions may become
                                                                   Kane, PN                                                                                                                                               Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                          necessary.
                                                                                                                                                                                                                          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                          The loss of horsepower associated with this project could
                                                                   Edinburg Compressor                                                                                                                                    Deliveries to the Pemex meter 050261 could
                09/15/08     09/26/08                                                              100        0      Compressor 1A Inspection             result in lower than normal operating pressures
                                                                   Station                                                                                                                                                be limited during these unit outages.
                                                                                                                                                          downstream of the compressor station.
                                                                                                                                                                                                                          Potential restrictions through a pro-rata portion
                                                                                                                                                                                                                          of Secondary In the Path (Park and Loan
                                                                                                                                                          Based upon customer nominations, restrictions may
                09/15/08     09/30/08                              MLV 32-1 to MLV 40-1            100        0      Anomaly repair.                                                                                      Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                          become necessary.
                                                                                                                                                                                                                          Tennessee, EDS/ERS, SOP, SIP)
                                                                                                                                                                                                                          nominations.
                                                                                                                     Install pig launchers and
                09/15/08     09/30/08                              MLV 83-1 to MLV 84-1            100        1                                           No service impact is anticipated.
                                                                                                                     receivers.



                                                                                                                                           2008 Maintenance                                                                                                                                       Page 6
        Updated as of:       09/24/11
                                                                                                    Tennessee Gas Pipeline 2008 Pipeline Outage and Maintenance Summary
       This is a summary of the current status of all TGP 2008 Pipeline Outages and Maintenance Projects. This document is subject to change as the season progresses to reflect the updated status of all outages and maintenance projects including, but not limited to, project delays,
* Indicates revision
                                         Prev. Start   Prev. End
 Revised
                Start Date   End Date       Date         Date                 Location              Leg     Zone           Maintenance Activity                               Anticipated Impact                                   TOS Potential Restrictions                       Meter(s) in impacted area
                                                                                                                                                                                                                         Potential restrictions through a pro-rata portion
                                                                                                                                                         The loss of horsepower associated with this project will        of Secondary In the Path (Park and Loan
                                                                   Compressor Station 40,
                09/15/08       TBD                                                                  100       1      Unit 1 C Chock replacement          result in a loss of through put through the station.            Payback, IT-X, IT, AOT, PAT, Payback to
                                                                   Natchitoches, LA
                                                                                                                                                         Restrictions may become necessary.                              Tennessee, EDS/ERS, SOP, SIP) nominations
                                                                                                                                                                                                                         pathed through Station 40.
                09/16/08     09/16/08                              MLV 87-1D to MLV 96-1S           100       1      Pigging operations                  No service impact is anticipated.
                                                                   Cleaning Pig Run 118-1 to 121-
                09/16/08     09/16/08                                                               100       3      Pigging operations                  No service impact is anticipated.
                                                                   A
                                                                                                                                                                                                                      Potential restrictions through a pro-rata portion
                                                                                                                                                         Cleaning pig, caliper pig and intelligent pigs will be
                                                                                                                                                                                                                      of Secondary Out of Path (Loan, Park
                                                                                                                     Internal pipe inspections/pigging   operated during this project. Flow control will be required,
                09/16/08     09/16/08                              MLV 325-1 to MLV 329-1           300       5                                                                                                       Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                     operations.                         which may result in reduction of flow from time to time at
                                                                                                                                                                                                                      Tennessee, EDS/ERS, SOP) nominations
                                                                                                                                                         individual meters or restrictions.
                                                                                                                                                                                                                      pathed through MLV 325.
                                                                                                                                                                                                                         Potential restrictions through a pro-rata portion
                                                                                                                                                         No service impact is anticipated, however, based upon
                                                                                                                     Install pig launchers and                                                                           of Secondary Out of Path (Loan, Park
                09/16/08     09/22/08                              MLV 110-5 to MLV 111-5           100       2                                          customer nominations restrictions may become
                                                                                                                     receivers.                                                                                          Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                         necessary.
                                                                                                                                                                                                                         Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                                                                                      Potential restrictions through a pro-rata portion
                                                                                                                                                         Cleaning pig, caliper pig and intelligent pigs will be
                                                                                                                                                                                                                      of Secondary Out of Path (Loan, Park
                                                                                                                     Internal pipe inspections/pigging   operated during this project. Flow control will be required,
                09/18/08     09/18/08                              MLV 329-1 to MLV 336-1           300       5                                                                                                       Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                     operations.                         which may result in reduction of flow from time to time at
                                                                                                                                                                                                                      Tennessee, EDS/ERS, SOP) nominations
                                                                                                                                                         individual meters or restrictions.
                                                                                                                                                                                                                      pathed through MLV 325.
                                                                                                                                                                                                                         Potential restrictions through a pro-rata portion
                                                                                                                                                         This project will require a unit outage, which will limit the
                                                                                                                                                                                                                         of Secondary Out of Path (Loan, Park
                 09/19/08    09/30/08                              Compressor Station 325           300       5      Unit 2 A compressor rebuild         amount of through put through Station 325. Restrictions
                                                                                                                                                                                                                         Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                         may become necessary.
                                                                                                                                                                                                                         Tennessee, EDS/ERS, SOP) nominations.

                                                                                                                                                         Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                         facilitate handling higher than normal amounts of liquids at    Potential restrictions through a pro-rata portion
                                                                   Blue Water Header - V 245 to                                                          this facility. Producers into the Bluewater system should       of Secondary Out Of the Path (Park and Loan
                09/22/08     09/22/08                                                               500      0L      Biweekly pigging operations.
                                                                   SS 198                                                                                expect higher than normal operating pressures, and              Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                         Tennessee may be required to suspend flow or restrict           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                         scheduled quantities periodically during this operation.
                                                                                                                     Unit 1 and 2 D Sub Station
    *           09/22/08     09/26/08     08/26/08     08/28/08    Compressor Station 96            100       2
                                                                                                                     Transformer Inspection
                                                                                                                                                         No service impact is anticipated.

                                                                                                                                                                                                                         Potential restrictions through a pro-rata portion
                                                                                                                                                         This project will require a station outage which will limit
                                                                                                                                                                                                                         of Secondary Out of Path (Loan, Park
                09/22/08     10/02/08                              Compressor Station 110           100       2      Valve Replacements.                 throughput through the station. Based upon customer
                                                                                                                                                                                                                         Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                         nominations, restrictions may become necessary.
                                                                                                                                                                                                                         Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                     Highway 68 road crossing
                09/22/08     10/15/08                              MLV 98-3 to MLV 99-3             100       2                                          No service impact is anticipated.                                                                                   None
                                                                                                                     replacement
                09/23/08     09/23/08                              MLV 87-2D to MLV 96-2S           100       1      Pigging operations                  No service impact is anticipated.

                                                                                                                                                         Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                         facilitate handling higher than normal amounts of liquids at    Potential restrictions through a pro-rata portion
                                                                   East Leg Blue Water SS 198 to                                                         this facility. Producers into the Bluewater system should       of Secondary Out Of the Path (Park and Loan
                09/23/08     09/24/08                                                               500      0L      Biweekly pigging operations.
                                                                   Cocodrie.                                                                             expect higher than normal operating pressures, and              Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                         Tennessee may be required to suspend flow or restrict           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                         scheduled quantities periodically during this operation.

                                                                                                                                                                                                                         Potential restrictions through a pro-rata portion
                                                                                                                     Install pig launchers and
                                                                                                                                                        Based upon customer nominations restrictions may                 of Secondary Out of Path (Loan, Park
                09/23/08     10/10/08                              MLV 109-3 to Station 200         100       2      receivers; pipe replacement due to
                                                                                                                                                        become necessary.                                                Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                     Class Change.
                                                                                                                                                                                                                         Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                     Pipe inspections and anomaly        This project will require isolation of this line section. No
                09/26/08     09/30/08                              MLV 82-3A to MLV 82-3C           100       1
                                                                                                                     repair.                             service impact is anticipated.
                                                                                                                                                                                                                       Potential restrictions through a pro-rata portion
                                                                                                                                                                                                                       of Secondary In the Path (Loan, Park
                                                                                                                                                                                                                       Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                         Physical flow will be suspended at all meters in the          Tennessee, EDS/ERS, SOP, SIP) nominations
                                                                                                                                                         affected area for the duration of the project. This line      pathed through this line section. As a reminder
                                                                                                                                                                                                                                                                         011106 Honeoye SMS
                                                                                                                     Pipe replacement due to Class       section is a single line service, and this outage will result receipts pathed from 010902 Niagara would be
                09/29/08     10/10/08                              MLV 236-1 to MLV 237-1           200       5                                                                                                                                                          020526 Honeoye SMS
                                                                                                                     Change.                             in the severing of all eastward flow through mainline valve included in any restriction through this line
                                                                                                                                                                                                                                                                         020617 Hopewell SMS
                                                                                                                                                         237, limiting Tennessee's operational flexibility.            section. Tennessee recommends that
                                                                                                                                                         Restrictions may become necessary.                            volumes received at the Niagara River meter
                                                                                                                                                                                                                       010902 be delivered to delivery meters on the
                                                                                                                                                                                                                       Niagara Spur upstream of MLV 230B to avoid
                                                                                                                                                                                                                       potential restrictions.
                                                                                                                     Pipe inspections and anomaly        This project will require isolation of this line section. No
                09/30/08     10/03/08                              MLV 82-4A to 82-4C               100       1
                                                                                                                     repair.                             service impact is anticipated.
                                                                                                                                                         Customers with meters on this line may experience
                10/01/08     10/03/08                              700-1 Carthage Line              100       0      Quarterly pigging operations.       pressure fluctuations for 6 to 12 hours during pigging
                                                                                                                                                         operations.


                                                                                                                                          2008 Maintenance                                                                                                                                      Page 7
      Updated as of:         09/24/11
                                                                                                   Tennessee Gas Pipeline 2008 Pipeline Outage and Maintenance Summary
       This is a summary of the current status of all TGP 2008 Pipeline Outages and Maintenance Projects. This document is subject to change as the season progresses to reflect the updated status of all outages and maintenance projects including, but not limited to, project delays,
* Indicates revision
                                         Prev. Start   Prev. End
 Revised
              Start Date     End Date       Date         Date                 Location             Leg      Zone             Maintenance Activity                           Anticipated Impact                                     TOS Potential Restrictions                            Meter(s) in impacted area
                                                                                                                     Pipe inspections and anomaly      This project will require isolation of this line section. No
              10/03/08       11/11/08                              MLV 82-2C to MLV 84-2           100        1
                                                                                                                     repair.                           service impact is anticipated.
                                                                                                                                                                                                                     Potential restrictions through a pro-rata portion
                                                                                                                                                                                                                     of Secondary In the Path (Loan, Park
                                                                                                                                                                                                                     Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                       Physical flow will be suspended at all meters in the          Tennessee, EDS/ERS, SOP, SIP) nominations
                                                                                                                                                       affected area for the duration of the project. This line      pathed through this line section. As a reminder
                                                                                                                                                                                                                                                                       011106 Honeoye SMS
                                                                                                                                                       section is a single line service, and this outage will result receipts pathed from 010902 Niagara would be
              10/05/08       10/10/08                              MLV 237                         200        5      Replace valve operator.                                                                                                                           020526 Honeoye SMS
                                                                                                                                                       in the severing of all eastward flow through mainline valve included in any restriction through this line
                                                                                                                                                                                                                                                                       020617 Hopewell SMS
                                                                                                                                                       237, limiting Tennessee's operational flexibility.            section. Tennessee recommends that
                                                                                                                                                       Restrictions may become necessary.                            volumes received at the Niagara River meter
                                                                                                                                                                                                                     010902 be delivered to delivery meters on the
                                                                                                                                                                                                                     Niagara Spur upstream of MLV 230B to avoid
                                                                                                                                                                                                                     potential restrictions.

                                                                                                                                                       Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                       facilitate handling higher than normal amounts of liquids at      Potential restrictions through a pro-rata portion
                                                                   Blue Water Header - V 245 to                                                        this facility. Producers into the Bluewater system should         of Secondary Out Of the Path (Park and Loan
              10/06/08       10/06/08                                                              500       0L      Biweekly pigging operations.
                                                                   SS 198                                                                              expect higher than normal operating pressures, and                Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                       Tennessee may be required to suspend flow or restrict             Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                       scheduled quantities periodically during this operation.
                                                                                                                                                       This project will require a station outage which will limit the
              10/06/08       10/10/08                              Compressor Station 265E         200        6      Turbine overhaul.                 ability to deliver volumes to meter 020926 FPLE RISE.
                                                                                                                                                       No additional impacts are anticipated.
                                                                                                                                                       During the shut in test Tennessee will have limited
                                                                                                                                                       operational flexibility to absorb imbalances, so customers
                                                                                                                                                       should strive to keep all contracts in balance. Tennessee Potential storage service restrictions through
              10/06/08       10/10/08                              Harrison Storage Field          300        4      Fall shut in test
                                                                                                                                                       does not anticipate restrictions, however if operational   Firm Storage Authorized Overrun (IS, FS-AO).
                                                                                                                                                       conditions change during the shut in, Tennessee may be
                                                                                                                                                       required to restrict interruptible storage services.
                                                                                                                     Install pig launchers and
              10/06/08       10/11/08                              MLV 111-3B to MLV 112-3         200        2                                        To Be Determined
                                                                                                                     receivers.
                                                                                                                                                       Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                       facilitate handling higher than normal amounts of liquids at      Potential restrictions through a pro-rata portion
                                                                   East Leg Blue Water SS 198 to                                                       this facility. Producers into the Bluewater system should         of Secondary Out Of the Path (Park and Loan
              10/07/08       10/08/08                                                              500       0L      Biweekly pigging operations.
                                                                   Cocodrie.                                                                           expect higher than normal operating pressures, and                Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                       Tennessee may be required to suspend flow or restrict             Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                       scheduled quantities periodically during this operation.

                                                                                                                                                                                                                         Tennessee may be required to restrict through
                                                                                                                                                       This project will require a station outage, which will limit      a pro rata portion of Secondary in the Path
                                                                                                                     Filter inspection and
              10/09/08       10/10/08                              Compressor Station 230C         200        5                                        the amount of gas Tennessee is able to move from the              (Park, Loan Payback, IT-X, IT AOT, PAT,       010902 Niagara River
                                                                                                                     maintenance.
                                                                                                                                                       Niagara Spur into the Tennessee mainline.                         Payback to Tennessee, EDS/ERS,SOP, SIP)
                                                                                                                                                                                                                         nominations pathed through Station 230C.

                                                                                                                                                                                                                         Potential restrictions through a pro-rata portion
                                                                                                                     Install pig launchers and         Based upon customer nominations, restrictions may                 of Secondary Out of Path (Loan, Park
              10/09/08       10/20/08                              MLV 114-3 to MLV 118-3          100        3                                                                                                                                                            Beech Fork Dehydration 1-1347
                                                                                                                     receivers.                        become necessary.                                                 Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                                                                                         Tennessee, EDS/ERS, SOP) nominations.

                                                                                                                                                       During the shut in test Tennessee will have limited
                                                                                                                                                       operational flexibility to absorb imbalances, so customers
                                                                                                                                                       should strive to keep all contracts in balance. Tennessee Potential storage service restrictions through
              10/13/08       10/20/08                              Colden Storage Field            200        5      Fall shut in test
                                                                                                                                                       does not anticipate restrictions, however if operational   Firm Storage Authorized Overrun (IS, FS-AO).
                                                                                                                                                       conditions change during the shut in, Tennessee may be
                                                                                                                                                       required to restrict interruptible storage services.
                                                                                                                     Unit 1 and ,2 D Shim Pack
              10/14/08       10/14/08                              Compressor Station 96           100        2                                        No service impact is anticipated.
                                                                                                                     Inspections
              10/14/08       10/16/08                              Compressor Station 106          100        2      Unit 1C Clean electric motor.     No service impact is anticipated.
                                                                   MLV 121-2 to MLV 121-                             Install pig launchers and
              10/14/08       10/21/08                                                              100        3                                        No service impact is anticipated.                                                                                     To be determined
                                                                   2A                                                receivers
                                                                                                                                                                                                                         Restrictions could become necessary through
                                                                                                                                                       Inspections will be completed one unit at a time. No              a pro-rata portion of SecondaryOut of Path
                                                                                                                     Unit 1 and 2 D: Shim Pack
              10/16/08       10/16/08                              Compressor Station 54           100        1                                        service impact is anticipated, however, based upon                (Park and Loan Payback, IT-X, IT, AOT, PAT,
                                                                                                                     Inspections
                                                                                                                                                       nominations restrictions could become necessary.                  Payback to Tennessee, EDS/ERS, SOP)
                                                                                                                                                                                                                         nominations.
                                                                                                                                                       This project will require a station outage, which will limit      Potential restrictions through a pro-rata portion
                                                                                                                                                       the amount of through put through the 800 line.                   of Secondary Out Of the Path (Park and Loan
              10/19/08       10/31/08                              Compressor Station 838          800        1      Replace motor control center.
                                                                                                                                                       Restrictions could become necessary based upon                    Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                       customer nominations.                                             Tennessee, EDS/ERS, SOP) nominations.




                                                                                                                                         2008 Maintenance                                                                                                                                            Page 8
      Updated as of:         09/24/11
                                                                                                   Tennessee Gas Pipeline 2008 Pipeline Outage and Maintenance Summary
       This is a summary of the current status of all TGP 2008 Pipeline Outages and Maintenance Projects. This document is subject to change as the season progresses to reflect the updated status of all outages and maintenance projects including, but not limited to, project delays,
* Indicates revision
                                         Prev. Start   Prev. End
 Revised
              Start Date     End Date       Date         Date                 Location             Leg      Zone            Maintenance Activity                             Anticipated Impact                                   TOS Potential Restrictions                            Meter(s) in impacted area
                                                                                                                                                        Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                        facilitate handling higher than normal amounts of liquids at    Potential restrictions through a pro-rata portion
                                                                   Blue Water Header - V 245 to                                                         this facility. Producers into the Bluewater system should       of Secondary Out Of the Path (Park and Loan
              10/20/08       10/20/08                                                              500       0L      Biweekly pigging operations.
                                                                   SS 198                                                                               expect higher than normal operating pressures, and              Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                        Tennessee may be required to suspend flow or restrict           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                        scheduled quantities periodically during this operation.
                                                                                                                                                        This project will require suspension of flow at all meters in
              10/20/08       10/23/08                              Line 507C-100                   800       0L      Line re-coat                                                                                                                                           12695, 12481, 12718, 12056
                                                                                                                                                        the affected area for the duration of the project.
                                                                                                                                                        Physical flow will be suspended at meter 020126
              10/20/08       10/24/08                              Meter 020126 Bridgeport SMS     300        6      Install low flow meter.                                                                                                                                20126 Bridgeport
                                                                                                                                                        Bridgeport for the duration of this project.
                                                                                                                                                        Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                        facilitate handling higher than normal amounts of liquids at    Potential restrictions through a pro-rata portion
                                                                   East Leg Blue Water SS 198 to                                                        this facility. Producers into the Bluewater system should       of Secondary Out Of the Path (Park and Loan
              10/21/08       10/22/08                                                              500       0L      Biweekly pigging operations.
                                                                   Cocodrie.                                                                            expect higher than normal operating pressures, and              Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                        Tennessee may be required to suspend flow or restrict           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                        scheduled quantities periodically during this operation.

                                                                                                                                                        During the shut in test Tennessee will have limited
                                                                                                                                                        operational flexibility to absorb imbalances, so customers
                                                                                                                                                        should strive to keep all contracts in balance. Tennessee
              10/21/08       10/27/08                              Bear Creek Storage              100        1      Fall shut in test
                                                                                                                                                        does not anticipate restrictions, however if operational
                                                                                                                                                        conditions change during the shut in, Tennessee may be
                                                                                                                                                        required to restrict interruptible storage services.

                                                                                                                                                                                                                        Potential restrictions through a pro-rata portion
                                                                                                                     Install pig launchers and
                                                                                                                                                        Based upon customer nominations restrictions may                of Secondary Out of Path (Loan, Park
              10/22/08       11/06/08                              MLV 114-2 to MLV 118-1          100        3      receivers; replace main line
                                                                                                                                                        become necessary.                                               Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                     valves.
                                                                                                                                                                                                                        Tennessee, EDS/ERS, SOP) nominations.
                                                                   Compressor Station 261,                                                              Physical flow will be suspended to meter 020901
              10/27/08       10/30/08                                                              200        6      Station valving modifications.                                                                                                                         20901 BERKSHIRE POWER SALES
                                                                   Agawam, MA                                                                           Berkshire Power Sales for the duration of the project.
                                                                                                                                                        During the shut in test Tennessee will have limited
                                                                                                                                                        operational flexibility to absorb imbalances, so customers
                                                                   Hebron and Ellisburg Storage                                                         should strive to keep all contracts in balance. Tennessee Potential storage service restrictions through
              10/27/08       10/31/08                                                              300        4      Fall shut in test
                                                                   Fields                                                                               does not anticipate restrictions, however if operational   Firm Storage Authorized Overrun (IS, FS-AO).
                                                                                                                                                        conditions change during the shut in, Tennessee may be
                                                                                                                                                        required to restrict interruptible storage services.

                                                                                                                                                        Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                        facilitate handling higher than normal amounts of liquids at    Potential restrictions through a pro-rata portion
                                                                   Blue Water Header - V 245 to                                                         this facility. Producers into the Bluewater system should       of Secondary Out Of the Path (Park and Loan
              11/03/08       11/03/08                                                              500       0L      Biweekly pigging operations.
                                                                   SS 198                                                                               expect higher than normal operating pressures, and              Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                        Tennessee may be required to suspend flow or restrict           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                        scheduled quantities periodically during this operation.

                                                                                                                                                        Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                        facilitate handling higher than normal amounts of liquids at    Potential restrictions through a pro-rata portion
                                                                   East Leg Blue Water SS 198 to                                                        this facility. Producers into the Bluewater system should       of Secondary Out Of the Path (Park and Loan
              11/04/08       11/05/08                                                              500       0L      Biweekly pigging operations.
                                                                   Cocodrie.                                                                            expect higher than normal operating pressures, and              Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                        Tennessee may be required to suspend flow or restrict           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                        scheduled quantities periodically during this operation.

                                                                                                                                                                                                                        Potential restrictions through a pro-rata portion
                                                                                                                     Install pig launchers and          Based upon customer nominations, restrictions may               of Secondary Out of Path (Loan, Park
              11/07/08       11/13/08                              MLV 114-3 to MLV 113-3          100        3
                                                                                                                     receivers.                         become necessary.                                               Withdrawal, IT-X, IT, AOT, PAT, Payback From
                                                                                                                                                                                                                        Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                        Physical flow will be suspended at all meters in the                                                                010428 MAIN PASS BLK 35 DEHYD HALTER
                                                                   Line 526A-200 (MLV 526A-202
              11/10/08       11/25/08                                                              500       0L      MS River Levee West relocation     affected area for the duration of the project. No additional                                                        ISLAND
                                                                   to MLV 526A-203)
                                                                                                                                                        service impact is anticipated.                                                                                      020936 MAIN PASS 35 BUY BACK
                                                                                                                     Pipe inspection and anomaly        This project will require isolation of this line section. No
              11/11/08       11/19/08                              MLV 83-4 to 87-4                100        1
                                                                                                                     repair.                            service impact is anticipated.
                                                                                                                                                        Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                        facilitate handling higher than normal amounts of liquids at    Potential restrictions through a pro-rata portion
                                                                   Blue Water Header - V 245 to                                                         this facility. Producers into the Bluewater system should       of Secondary Out Of the Path (Park and Loan
              11/17/08       11/17/08                                                              500       0L      Biweekly pigging operations.
                                                                   SS 198                                                                               expect higher than normal operating pressures, and              Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                        Tennessee may be required to suspend flow or restrict           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                        scheduled quantities periodically during this operation.

                                                                                                                                                        Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                        facilitate handling higher than normal amounts of liquids at    Potential restrictions through a pro-rata portion
                                                                   East Leg Blue Water SS 198 to                                                        this facility. Producers into the Bluewater system should       of Secondary Out Of the Path (Park and Loan
              11/18/08       11/19/08                                                              500       0L      Biweekly pigging operations.
                                                                   Cocodrie.                                                                            expect higher than normal operating pressures, and              Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                        Tennessee may be required to suspend flow or restrict           Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                        scheduled quantities periodically during this operation.
                                                                                                                     Pipe inspection and anomaly        This project will require isolation of this line section. No
              11/19/08       12/01/08                              MLV 84-2 to MLV 87-2            100        1
                                                                                                                     repair.                            service impact is anticipated.



                                                                                                                                          2008 Maintenance                                                                                                                                          Page 9
        Updated as of:        09/24/11
                                                                                                    Tennessee Gas Pipeline 2008 Pipeline Outage and Maintenance Summary
       This is a summary of the current status of all TGP 2008 Pipeline Outages and Maintenance Projects. This document is subject to change as the season progresses to reflect the updated status of all outages and maintenance projects including, but not limited to, project delays,
* Indicates revision
                                          Prev. Start   Prev. End
 Revised
                Start Date    End Date       Date         Date                 Location             Leg     Zone           Maintenance Activity                              Anticipated Impact                                   TOS Potential Restrictions                       Meter(s) in impacted area
                                                                                                                                                         Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                         facilitate handling higher than normal amounts of liquids at   Potential restrictions through a pro-rata portion
                                                                    Blue Water Header - V 245 to                                                         this facility. Producers into the Bluewater system should      of Secondary Out Of the Path (Park and Loan
                12/01/08      12/01/08                                                              500      0L      Biweekly pigging operations.
                                                                    SS 198                                                                               expect higher than normal operating pressures, and             Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                         Tennessee may be required to suspend flow or restrict          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                         scheduled quantities periodically during this operation.
                                                                                                                     Pipe inspection and anomaly
                12/01/08      12/08/08                              MLV 84-4 to MLV 87-4            100       1                                          No impact is anticipated.                                                                                          NONE
                                                                                                                     repair.
                                                                                                                                                         Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                         facilitate handling higher than normal amounts of liquids at   Potential restrictions through a pro-rata portion
                                                                    East Leg Blue Water SS 198 to                                                        this facility. Producers into the Bluewater system should      of Secondary Out Of the Path (Park and Loan
                12/02/08      12/03/08                                                              500      0L      Biweekly pigging operations.
                                                                    Cocodrie.                                                                            expect higher than normal operating pressures, and             Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                         Tennessee may be required to suspend flow or restrict          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                         scheduled quantities periodically during this operation.

                                                                                                                                                         Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                         facilitate handling higher than normal amounts of liquids at   Potential restrictions through a pro-rata portion
                                                                    Blue Water Header - V 245 to                                                         this facility. Producers into the Bluewater system should      of Secondary Out Of the Path (Park and Loan
                12/15/08      12/15/08                                                              500      0L      Biweekly pigging operations.
                                                                    SS 198                                                                               expect higher than normal operating pressures, and             Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                         Tennessee may be required to suspend flow or restrict          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                         scheduled quantities periodically during this operation.

                                                                                                                                                         Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                         facilitate handling higher than normal amounts of liquids at   Potential restrictions through a pro-rata portion
                                                                    East Leg Blue Water SS 198 to                                                        this facility. Producers into the Bluewater system should      of Secondary Out Of the Path (Park and Loan
                12/16/08      12/17/08                                                              500      0L      Biweekly pigging operations.
                                                                    Cocodrie.                                                                            expect higher than normal operating pressures, and             Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                         Tennessee may be required to suspend flow or restrict          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                         scheduled quantities periodically during this operation.

                                                                                                                                                         Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                         facilitate handling higher than normal amounts of liquids at   Potential restrictions through a pro-rata portion
                                                                    Blue Water Header - V 245 to                                                         this facility. Producers into the Bluewater system should      of Secondary Out Of the Path (Park and Loan
                12/29/08      12/29/08                                                              500      0L      Biweekly pigging operations.
                                                                    SS 198                                                                               expect higher than normal operating pressures, and             Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                         Tennessee may be required to suspend flow or restrict          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                         scheduled quantities periodically during this operation.

                                                                                                                                                         Tennessee anticipates a reduction of flow at Cocodrie to
                                                                                                                                                         facilitate handling higher than normal amounts of liquids at   Potential restrictions through a pro-rata portion
                                                                    East Leg Blue Water SS 198 to                                                        this facility. Producers into the Bluewater system should      of Secondary Out Of the Path (Park and Loan
                12/30/08      12/31/08                                                              500      0L      Biweekly pigging operations.
                                                                    Cocodrie.                                                                            expect higher than normal operating pressures, and             Payback, IT-X, IT, AOT, PAT, Payback to
                                                                                                                                                         Tennessee may be required to suspend flow or restrict          Tennessee, EDS/ERS, SOP) nominations.
                                                                                                                                                         scheduled quantities periodically during this operation.
                                                                                                                                                         This project will require an 8 to 12 hour station outage. No   Potential restrictions through a pro-rata portion
                  To Be
                                                                    Compressor Station 17, East                                                          restrictions are anticipated, however, based upon              of Secondary Out of Path (Park and Loan
               Determined     07/24/08                                                              100       0      ESD Test
                                                                    Bernard, TX                                                                          customer nominations restrictions could become                 Payback, IT-X, IT, AOT, PAT, Payback to
                7/24/2008                                                                                                                                necessary.                                                     Tennessee, EDS/ERS, SOP) nominations.
                  To Be         To Be                                                                                                                    This operation will require operating at reduced flow and
                                                                                                                     Internal pipe inspections/pigging
               Determined    Determined                             MLV 106-1 to MLV 111-7          100       2                                          customers may experience pressure fluctuations. No
                                                                                                                     operations.
                6/23/2008     6/23/2008                                                                                                                  service impact is anticipated.
                  To Be
    *          Determined    8/18/2008                              MLV 79-2 to MLV 82-2            100       1      Pigging operations.                 No service impact is anticipated.
                8/18/2008
                  To Be
    *          Determined     8/5/2008                              MLV 555-2 to MLV 559-2          500       1      Pigging operations                  No service impact is anticipated.
                8/5/2008
                  To Be
                              8/6/2008
    *          Determined                                           MLV 79-3 to MLV 82-3            100       1      Pigging operations.                 No service impact is anticipated.
                8/6/2008
                  To Be
                              8/7/2008
    *          Determined                                           MLV 79-4 to MLV 82-4            100       1      Pigging operations.                 No service impact is anticipated.
                8/7/2008




                                                                                                                                           2008 Maintenance                                                                                                                                  Page 10

				
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