ARSENIC AND CLARIFICATIONS TO COMPLIANCE AND NEW SOURCE

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					DRAFT AGENDA                                                 January 7, 2002

ARSENIC AND CLARIFICATIONS TO COMPLIANCE AND NEW SOURCE CONTAMINANT
                           MONITORING RULE

Day 1: State Implementation

 1:00 - 1:30    Introduction and Welcome
                Overview of Agenda

 1:30 - 2:00    Overview of Regulatory Programs

 2:00 - 2:15    Arsenic Rule: Background

 2:15 - 2:30    Break
 2:30 - 3:30    Arsenic Rule: Introduction to Requirements
                · Effective Dates
                · Monitoring
                   – Initial/Grandfathered Data
                   – Routine
                   – Reduced
                · Lab Methods and Analytical Results
                · Sampling
                · Compliance Determinations
                   – Rounding
                · Brief Overview of Treatment Options
                · Rule Flexibilities
                   – Variances and Exemptions
                   – Waivers

 3:30 - 4:30    Arsenic Rule: Enforcement
                · Violation Determination
                · SNC
                · SDWIS Reporting
 4:30 - 4:45    Break

 4:45 - 5:00    Arsenic Rule: Primacy Revision Application
 5:00 - 6:00    Small System Compliance Strategy
                · Compliance Alternatives
                · Exemptions & Unreasonable Risk to Health




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DRAFT AGENDA                                                            January 7, 2002

Day 2: System Compliance

9:00 - 9:30     Re-cap of Day 1: Arsenic Rule Requirements
9:30 - 10:00    Consumer Confidence Reports and Public Notification

10:00 - 10:30   ·   Common treatment technologies
                    – BATs
                    – Non-BATs
                ·   Common Problems
                    – Competing Ions
                    – Waste Disposal
10:30 - 10:45   Break

10:45 - 11:15   Introduction to Technologies
                · General information
                · Arsenic chemistry
                    – Pre-Oxidation
                    – Chlorine
                    – Permanganate
                · Sorption Processes
                    – Activated alumina
                    – Ion Exchange
                    – Granular ferric hydroxide
                · Iron and manganese removal processes
                    – Oxidation/filtration
                    – Green sand filtration
                · Membrane treatment processes
                    – Coagulation assisted micro and ultra filtration
                    – Nano filtration
                    – Reverse osmosis
                · Chemical coagulation and filtration
                    – Optimized or “enhanced” coagulation/filtration
                    – Optimized or “enhanced” lime softening

11:15 - 11:30   Break
11:30 - 12:00   Treatment selection
                · Selection criteria
                   – Source water quality
                   – Process design basis
                        Maximum source capacity
                        Average source capacity
                        Arsenic concentration target
                        Domestic waste discharge type
                          · TBLL, TDS, Antidegradation
                        Land availability
                        Labor costs
                        Acceptable water loss
12:00 - 12:30   Use of decision trees

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DRAFT AGENDA                                                            January 7, 2002

Day 2: System Compliance

12:30 - 1:30   Lunch
1:30 - 2:30    Waste Disposal
               · Residual Streams Created
                  – Process Water/Supernatant
                  – Sludge
                  – Filter backwash
                  – Spent media
                  – Backwash water/regeneration liquid/neutralization
                      fluid/ rinse water
                  – Spent Membranes
                  – Reject brine
                  – Backwash water
               · Regulations
                  – Clean Water Act
                  – RCRA Subtitle C/D: Solid & Hazardous Waste
                  – SDWA: Underground Injection Control
                  – Clean Air Act/RCRA
               · Specific State examples
               · Cost of Disposal
2:30 - 2:45    Break

2:45 - 3:45    Treatment Determination: Class Exercise
               · Decision Tree Workshop

3:45 - 4:00    Break
4:00 - 5:00    Small System Issues
               · POU
               · Financial Assistance




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