Table 1 - Demand Forecast
Weekly Normal Monthy Normal Seasonal Normal
Season Weather Peak Weather Peak Weather Peak
(MW) (MW) (MW)
Summer 2006 24,182 25,397 25,573
Winter 2006-07 24,455 24,768 24,973
Summer 2007 24,526 25,741 25,916
Directory :D:\Docstoc\Working\pdf\
File: 443e09d2-6c45-4c7d-8565-c277a066ed91.xls
Tab: Table 1
Table 2.1 - Historical Weather and Demand Summary
Historical Analysis March April May
Average Temperature (°C) 5.2 12.7 19.0
Minimum Temperature (°C) -2.8 3.7 8.7
Maximum Temperature (°C) 17.5 21.4 33.9
Monthly Normal Average Temperature (°C) 3.1 10.7 17.0
Monthly Normal Minimum Temperature (°C) -8.0 0.2 8.6
Monthly Normal Maximum Temperature (°C) 10.5 25.0 27.2
Peak Demand (MW) 21,772 19,582 24,857
Average Hour (MW) 17,742 15,990 16,032
Minimum Hour (MW) 13,274 12,020 11,812
90th Percentile (MW) 20,091 18,469 18,116
Percent above 20,000 (MW) 11.2% 0.0% 5.7%
# of Hours Above 20,000 (MW) 83 0 42
Energy Demand (GWh) 13,200 11,513 11,927
Peak Demand (MW) 21,866 19,924 21,891
Energy Demand (GWh) 13,332 11,746 11,831
Actual Energy Weather Corrected Weather
Week Ending Correction Week Number
(GWh) Energy (GWh)
(GWh)
5-May-02 2,701 2,659 -42 18
12-May-02 2,670 2,636 -34 19
19-May-02 2,680 2,566 -114 20
26-May-02 2,598 2,575 -23 21
2-Jun-02 2,746 2,711 -35 22
9-Jun-02 2,686 2,679 -7 23
16-Jun-02 2,784 2,839 55 24
23-Jun-02 2,890 2,820 -70 25
30-Jun-02 3,113 2,944 -169 26
7-Jul-02 3,189 2,902 -287 27
14-Jul-02 2,998 2,986 -12 28
21-Jul-02 3,269 3,175 -94 29
28-Jul-02 3,079 3,025 -54 30
4-Aug-02 3,348 3,048 -300 31
11-Aug-02 2,946 2,950 5 32
18-Aug-02 3,438 3,110 -328 33
25-Aug-02 2,949 2,943 -7 34
1-Sep-02 2,952 2,924 -28 35
8-Sep-02 3,017 2,826 -191 36
15-Sep-02 3,050 2,868 -182 37
22-Sep-02 2,986 2,824 -162 38
29-Sep-02 2,742 2,765 23 39
6-Oct-02 2,812 2,778 -34 40
13-Oct-02 2,715 2,764 49 41
20-Oct-02 2,725 2,682 -44 42
27-Oct-02 2,856 2,760 -96 43
Notes for Week
Victoria Day
Canada Day
Civic Holiday
Labour Day
All-Time September Peak
All-Time October Peak
Thanksgiving
Week Weather Corrected Actual Peak Day
Week Ending Peak Day Actual Peak (MW)
Number Peak (MW) Temperature (°C)
Table 3.1 - Forecast of Ontario Economic Drivers
Ontario Employment Ontario Housing Starts Ontario Growth Index
Year Annual Annual Annual
Thousands Thousands Index
Growth (%) Growth (%) Growth (%)
1995 5,091 2.0 31.9 -23.3 1.025 1.42
1996 5,152 1.2 39.5 23.9 1.035 1.04
1997 5,269 2.3 50.0 26.5 1.053 1.70
1998 5,438 3.2 50.1 0.2 1.077 2.23
1999 5,618 3.3 62.9 25.6 1.102 2.33
2000 5,797 3.2 67.4 7.1 1.128 2.39
2001 5,923 2.2 70.3 4.2 1.150 1.91
2002 6,018 1.6 79.6 13.3 1.169 1.69
2003 6,199 3.0 80.9 1.7 1.197 2.43
2004 6,309 1.8 79.9 -1.3 1.219 1.80
2005 6,367 0.9 69.7 -12.8 1.235 1.31
2006 (f) 6,437 1.1 64.5 -7.4 1.251 1.28
Week Monthly Normal Monthly Normal Normal Wind Extreme Peak Extreme
Ending Peak Date Temperature (°C) Speed (km/hr) Date Temperature (°C)
Week Ending Monthly Normal Weekly Normal
9-Jul-06 30.2 24,093
16-Jul-06 30.2 24,182
23-Jul-06 30.7 24,152
30-Jul-06 30.6 24,151
6-Aug-06 28.9 23,644
Table 4.2 - Summary Statistics for Summer 2006
Summer 2006 Weekly Monthly Seasonal
(June 1st to September 30th) Normal Normal Normal
Maximum Hour (MW) 24,182 25,397 25,573
Average Hour (MW) 17,693 17,798 17,780
Minimum Hour (MW) 11,512 11,684 11,380
Standard Deviation (MW) 3,111 3,197 3,205
90th Percentile (MW) 21,956 22,229 22,295
Table 4.3 - Summary Statistics for Winter 2006-07
Winter 2006-07 Weekly Monthly Seasonal
(November 1st to March 31st) Normal Normal Normal
Maximum Hour (MW) 24,455 24,768 24,973
Average Hour (MW) 18,695 18,704 18,738
Minimum Hour (MW) 12,418 12,418 12,418
Standard Deviation (MW) 2,542 2,591 2,604
90th Percentile (MW) 21,760 21,883 21,931
Table 4.4 - Summary of Long-Term Forecast
Energy Demand Normal Summer Extreme Summer
Year
(GWh) Peak Demand (MW) Peak Demand (MW)
2008 160,011 26,263 27,968
2009 160,981 26,675 28,380
2010 162,545 26,973 28,678
2011 164,331 27,337 29,042
2012 166,333 27,697 29,403
Table 4.5 - Current Versus Previous Forecast
Monthly Normal Extreme Weather
Energy Demand
Season Peak Demand Peak Demand
(GWh) (MW) (MW)
Summer 2006 39,771 25,397 27,278
Difference (Current - Previous) -205 -105 -101
Fall 2006 24,862 23,567 26,020
Difference (Current - Previous) -72 -98 -98
Table A1 - Weekly Zonal Energy Forecast, Normal Weather
Weeky Normal Energy (GWh)
Week
Ending Total
Northwest Northeast East Essa Ottawa Toronto Niagara Bruce Southwest West
System
9-Jul-06 141 210 215 142 222 1,072 115 7 614 351 3,091
16-Jul-06 141 207 227 133 222 1,064 116 7 608 358 3,083
23-Jul-06 142 212 234 135 228 1,102 120 6 612 380 3,172
30-Jul-06 144 209 223 147 227 1,073 118 6 591 378 3,115
6-Aug-06 144 213 215 138 228 1,053 117 6 590 376 3,080
13-Aug-06 145 219 211 137 225 1,046 116 7 589 370 3,066
20-Aug-06 145 226 207 140 222 1,031 115 6 589 367 3,051
27-Aug-06 146 232 195 148 215 1,022 113 7 589 361 3,028
3-Sep-06 144 238 200 148 219 1,029 113 7 597 360 3,054
10-Sep-06 139 232 191 132 213 973 108 7 573 347 2,914
17-Sep-06 141 230 183 124 210 966 110 7 568 349 2,889
24-Sep-06 142 227 191 108 211 955 106 7 565 335 2,847
1-Oct-06 142 226 184 108 214 925 104 7 553 321 2,783
8-Oct-06 143 233 186 120 215 923 104 8 553 322 2,806
15-Oct-06 145 236 182 133 214 905 103 8 543 316 2,785
22-Oct-06 147 244 170 163 222 927 107 8 563 324 2,874
29-Oct-06 150 248 180 171 221 934 108 8 573 325 2,917
5-Nov-06 150 247 156 173 223 941 108 9 581 328 2,916
12-Nov-06 154 249 193 152 225 948 109 9 582 331 2,952
19-Nov-06 155 252 208 157 234 983 111 9 597 337 3,043
26-Nov-06 155 255 221 159 235 995 111 9 601 338 3,080
3-Dec-06 158 258 236 157 237 1,003 112 10 603 341 3,114
10-Dec-06 158 263 242 167 251 1,031 114 10 617 350 3,202
17-Dec-06 158 264 237 172 249 1,033 114 10 619 351 3,207
24-Dec-06 161 263 263 161 250 1,035 115 10 623 351 3,229
31-Dec-06 140 245 234 172 244 944 98 10 581 320 2,989
7-Jan-07 156 261 243 170 242 985 109 9 605 338 3,118
14-Jan-07 162 273 253 176 262 1,041 116 10 636 355 3,283
21-Jan-07 165 275 267 175 266 1,058 117 10 646 359 3,337
28-Jan-07 162 272 245 184 261 1,043 115 10 639 353 3,285
4-Feb-07 165 268 265 167 250 1,043 116 10 642 356 3,282
11-Feb-07 161 264 263 170 250 1,052 116 10 649 357 3,292
18-Feb-07 160 267 245 177 252 1,036 115 10 638 352 3,252
25-Feb-07 160 256 240 171 242 1,014 113 10 621 345 3,173
4-Mar-07 158 262 233 176 248 1,034 114 10 626 347 3,209
11-Mar-07 157 260 255 152 240 1,006 113 10 614 345 3,152
18-Mar-07 150 242 230 135 233 986 110 9 603 335 3,032
25-Mar-07 149 243 226 133 231 956 107 9 588 326 2,969
1-Apr-07 148 235 205 132 217 938 108 9 580 328 2,900
8-Apr-07 148 237 203 135 214 918 105 9 572 323 2,863
15-Apr-07 146 240 181 159 215 921 107 9 574 326 2,878
22-Apr-07 146 233 184 157 208 920 106 8 566 325 2,853
29-Apr-07 147 224 155 170 201 905 105 8 560 319 2,792
6-May-07 144 219 158 168 204 908 104 7 560 315 2,789
13-May-07 143 220 156 167 203 903 104 7 554 322 2,780
20-May-07 142 219 171 159 204 927 105 6 553 324 2,810
27-May-07 142 220 176 153 199 901 101 7 539 313 2,751
3-Jun-07 141 218 183 152 205 925 104 6 555 322 2,811
10-Jun-07 144 213 196 136 203 962 108 6 570 346 2,884
17-Jun-07 147 213 212 132 210 1,003 111 7 590 356 2,981
24-Jun-07 148 211 206 147 221 1,039 112 7 608 354 3,055
1-Jul-07 144 205 210 142 221 1,062 116 8 616 353 3,077
8-Jul-07 137 210 226 133 215 1,053 115 7 617 363 3,076
15-Jul-07 143 210 232 138 226 1,065 115 7 615 360 3,110
22-Jul-07 143 212 239 139 230 1,113 119 7 624 380 3,206
29-Jul-07 144 213 220 144 224 1,081 118 6 601 382 3,133
5-Aug-07 146 215 227 142 233 1,071 114 7 601 370 3,125
12-Aug-07 146 220 211 139 223 1,061 118 7 601 383 3,108
19-Aug-07 145 225 212 144 225 1,046 117 7 599 377 3,096
26-Aug-07 148 232 202 147 221 1,031 115 7 600 369 3,072
2-Sep-07 145 241 204 154 224 1,021 112 7 602 361 3,071
9-Sep-07 140 232 192 136 215 980 107 7 583 347 2,939
16-Sep-07 142 231 196 125 213 990 111 7 582 359 2,957
23-Sep-07 142 230 194 111 213 963 107 7 574 340 2,881
Table B1 - Weekly Zonal Coincident Peak Demand Forecast, Normal Monthly Weather
Hourly Coincident Peak Demand (MW)
Week
Ending Total Load Forecast
Northwest Northeast East Essa Ottawa Toronto Niagara Bruce Southwest West
System Uncertainty
9-Jul-06 872 1,356 1,743 1,059 1,711 9,049 886 52 4,891 2,771 24,390 723
16-Jul-06 866 1,363 1,985 1,176 1,844 9,190 975 52 4,858 3,089 25,397 1,071
23-Jul-06 887 1,368 1,807 1,046 1,699 9,227 935 47 4,811 3,001 24,829 919
30-Jul-06 907 1,340 1,794 1,139 1,721 8,995 931 49 4,656 3,038 24,571 883
6-Aug-06 891 1,450 1,804 1,096 1,833 8,772 926 46 4,583 3,029 24,430 845
13-Aug-06 916 1,409 1,815 1,086 1,792 9,005 941 49 4,731 3,061 24,805 865
20-Aug-06 906 1,484 1,742 1,086 1,739 8,905 887 47 4,660 2,885 24,340 830
27-Aug-06 878 1,473 1,584 1,124 1,594 8,575 897 49 4,555 2,919 23,648 758
3-Sep-06 889 1,531 1,671 1,174 1,706 8,506 890 50 4,555 2,891 23,863 734
10-Sep-06 891 1,507 1,620 963 1,688 8,394 927 48 4,515 3,015 23,567 1,072
17-Sep-06 873 1,470 1,565 994 1,564 8,249 816 49 4,359 2,652 22,591 886
24-Sep-06 905 1,457 1,404 811 1,488 7,694 823 45 4,154 2,659 21,439 1,102
1-Oct-06 863 1,421 1,362 854 1,604 7,066 723 52 3,982 2,283 20,211 1,093
8-Oct-06 876 1,472 1,581 804 1,646 6,749 735 54 3,970 2,229 20,116 592
15-Oct-06 853 1,533 1,621 881 1,622 6,760 745 55 3,984 2,230 20,284 380
22-Oct-06 870 1,530 1,410 1,149 1,661 6,953 764 55 4,080 2,285 20,758 419
29-Oct-06 888 1,644 1,499 1,207 1,702 6,941 763 56 4,126 2,264 21,089 571
5-Nov-06 917 1,601 1,393 1,272 1,724 7,277 784 64 4,320 2,383 21,734 566
12-Nov-06 942 1,592 1,571 1,198 1,733 7,332 796 64 4,352 2,408 21,988 496
19-Nov-06 950 1,700 1,751 1,226 1,838 7,476 809 63 4,405 2,481 22,699 273
26-Nov-06 956 1,657 1,819 1,268 1,856 7,654 833 67 4,525 2,528 23,163 411
3-Dec-06 993 1,743 1,930 1,092 1,879 7,742 799 68 4,499 2,411 23,156 308
10-Dec-06 1,004 1,756 1,932 1,359 1,976 7,817 843 69 4,578 2,537 23,872 466
17-Dec-06 991 1,743 2,147 1,251 1,928 7,788 854 70 4,606 2,571 23,949 447
24-Dec-06 1,049 1,797 2,107 1,096 1,917 8,034 847 69 4,699 2,606 24,220 436
31-Dec-06 908 1,647 2,060 1,336 1,944 7,127 758 68 4,408 2,299 22,555 485
7-Jan-07 976 1,698 2,271 1,374 1,967 7,706 816 64 4,657 2,486 24,016 502
14-Jan-07 996 1,727 2,146 1,323 2,066 7,901 843 66 4,698 2,583 24,350 486
21-Jan-07 1,005 1,806 2,180 1,345 2,107 8,073 839 67 4,776 2,571 24,768 532
28-Jan-07 988 1,841 2,140 1,318 2,088 7,979 830 67 4,741 2,520 24,512 556
4-Feb-07 980 1,773 2,467 1,092 1,940 7,976 825 69 4,761 2,508 24,392 550
11-Feb-07 968 1,704 2,348 1,111 1,896 7,955 841 70 4,747 2,603 24,243 489
18-Feb-07 985 1,692 2,055 1,227 1,951 7,896 821 70 4,679 2,529 23,905 503
25-Feb-07 966 1,670 2,186 1,076 1,868 7,767 810 70 4,596 2,477 23,486 403
4-Mar-07 940 1,619 2,005 1,229 1,905 7,701 812 68 4,494 2,444 23,216 415
11-Mar-07 911 1,607 2,415 960 1,809 7,622 807 69 4,474 2,415 23,089 431
18-Mar-07 900 1,539 2,038 909 1,849 7,298 779 60 4,328 2,347 22,048 476
25-Mar-07 926 1,526 2,337 723 1,872 7,041 764 59 4,170 2,297 21,714 365
1-Apr-07 899 1,523 1,738 869 1,721 6,987 768 59 4,147 2,315 21,025 642
8-Apr-07 887 1,476 2,034 711 1,686 6,989 764 61 4,173 2,308 21,090 684
15-Apr-07 908 1,483 1,428 1,002 1,607 6,887 772 58 4,118 2,369 20,632 683
22-Apr-07 883 1,510 1,653 919 1,603 6,775 738 56 4,080 2,243 20,461 613
29-Apr-07 923 1,427 1,336 1,131 1,378 6,940 723 52 4,000 2,249 20,159 383
6-May-07 883 1,409 1,449 1,043 1,591 6,599 748 51 4,022 2,202 19,997 670
13-May-07 940 1,436 958 1,426 1,389 6,716 728 48 3,975 2,246 19,863 616
20-May-07 893 1,431 1,404 1,172 1,504 7,507 822 41 4,034 2,657 21,465 861
27-May-07 868 1,417 1,449 1,159 1,473 7,761 776 44 4,075 2,511 21,533 1,018
3-Jun-07 871 1,389 1,522 1,122 1,492 7,941 809 45 4,172 2,636 22,000 1,067
10-Jun-07 895 1,395 1,536 974 1,484 8,132 833 44 4,356 2,729 22,377 916
17-Jun-07 912 1,420 1,747 1,071 1,597 8,675 860 50 4,628 2,810 23,770 827
24-Jun-07 908 1,369 1,817 1,152 1,720 9,015 940 52 4,822 3,042 24,837 1,123
1-Jul-07 907 1,314 1,672 1,183 1,578 9,149 921 52 4,807 2,873 24,457 775
8-Jul-07 845 1,367 1,892 955 1,667 9,077 892 56 4,949 2,867 24,565 723
15-Jul-07 872 1,376 2,025 1,177 1,865 9,312 980 54 4,946 3,134 25,741 1,071
22-Jul-07 893 1,381 1,846 1,047 1,718 9,351 941 49 4,899 3,046 25,172 919
29-Jul-07 914 1,357 1,833 1,140 1,741 9,118 937 51 4,741 3,083 24,914 883
5-Aug-07 897 1,474 1,839 1,104 1,853 8,888 931 48 4,665 3,073 24,771 845
12-Aug-07 923 1,423 1,850 1,098 1,812 9,123 946 51 4,814 3,107 25,146 865
19-Aug-07 913 1,498 1,778 1,094 1,759 9,026 892 49 4,743 2,930 24,682 830
26-Aug-07 883 1,483 1,621 1,130 1,613 8,696 902 51 4,640 2,964 23,983 758
2-Sep-07 897 1,543 1,704 1,191 1,726 8,626 895 52 4,640 2,938 24,212 734
9-Sep-07 895 1,530 1,650 984 1,705 8,507 932 49 4,603 3,060 23,917 1,072
16-Sep-07 875 1,492 1,597 1,011 1,582 8,365 821 51 4,449 2,696 22,939 886
23-Sep-07 913 1,477 1,435 824 1,504 7,811 828 47 4,243 2,705 21,785 1,104
30-Sep-07 863 1,440 1,390 863 1,623 7,160 727 54 4,058 2,320 20,498 1,152
Table B2 - Weekly Zonal Non-Coincident Peak Demand Forecast, Monthly Normal Weather
Hourly Non-Coincident Peak Demand (MW)
Week Northwest Northeast East Essa Ottawa Toronto Niagara Bruce Southwest West System Zonal Total
9-Jul-06 940 1,417 1,942 1,285 1,727 9,049 902 56 4,891 2,833 24,390 25,042
16-Jul-06 926 1,420 2,268 1,193 1,853 9,190 979 53 4,861 3,089 25,397 25,832
23-Jul-06 927 1,447 2,023 1,164 1,726 9,227 942 48 4,811 3,012 24,829 25,327
30-Jul-06 957 1,423 2,001 1,278 1,742 8,995 937 49 4,674 3,041 24,571 25,097
6-Aug-06 971 1,457 1,984 1,187 1,855 8,772 931 49 4,599 3,031 24,430 24,836
13-Aug-06 961 1,487 2,005 1,188 1,812 9,005 947 54 4,739 3,071 24,805 25,269
20-Aug-06 968 1,545 1,889 1,182 1,758 8,905 892 50 4,662 2,898 24,340 24,749
27-Aug-06 976 1,593 1,706 1,181 1,615 8,575 898 50 4,564 2,920 23,648 24,078
3-Sep-06 952 1,644 1,826 1,187 1,739 8,506 890 52 4,562 2,891 23,863 24,249
10-Sep-06 940 1,597 1,788 1,067 1,724 8,394 929 53 4,516 3,018 23,567 24,026
17-Sep-06 967 1,594 1,742 1,095 1,607 8,249 891 57 4,359 2,912 22,591 23,473
24-Sep-06 981 1,545 1,556 863 1,595 7,725 828 54 4,176 2,666 21,439 21,989
1-Oct-06 962 1,526 1,581 997 1,649 7,116 726 60 3,986 2,283 20,211 20,886
8-Oct-06 986 1,552 1,662 969 1,656 6,981 738 60 3,970 2,318 20,116 20,892
15-Oct-06 993 1,616 1,676 1,216 1,630 6,775 752 59 3,984 2,239 20,284 20,940
22-Oct-06 979 1,665 1,419 1,293 1,667 6,953 764 59 4,080 2,285 20,758 21,164
29-Oct-06 1,006 1,691 1,503 1,436 1,702 6,941 763 59 4,126 2,264 21,089 21,491
5-Nov-06 1,011 1,707 1,393 1,472 1,724 7,343 784 67 4,321 2,390 21,734 22,212
12-Nov-06 1,047 1,774 1,666 1,234 1,795 7,432 796 66 4,358 2,409 21,988 22,577
19-Nov-06 1,058 1,759 1,751 1,271 1,838 7,595 811 66 4,415 2,504 22,699 23,068
26-Nov-06 1,038 1,864 1,900 1,287 1,856 7,716 833 69 4,525 2,548 23,163 23,636
3-Dec-06 1,051 1,869 2,107 1,308 1,880 7,742 819 69 4,499 2,484 23,156 23,828
10-Dec-06 1,074 1,864 2,046 1,392 1,976 7,907 843 71 4,578 2,572 23,872 24,323
17-Dec-06 1,083 1,835 2,179 1,540 1,928 7,911 854 71 4,626 2,599 23,949 24,626
24-Dec-06 1,108 1,869 2,327 1,359 1,995 8,034 852 69 4,699 2,606 24,220 24,918
31-Dec-06 998 1,815 2,110 1,453 1,944 7,181 775 71 4,408 2,317 22,555 23,072
7-Jan-07 1,063 1,887 2,291 1,527 1,967 7,854 816 66 4,678 2,518 24,016 24,667
14-Jan-07 1,107 1,946 2,156 1,466 2,066 7,950 843 69 4,698 2,597 24,350 24,898
21-Jan-07 1,124 1,902 2,326 1,405 2,107 8,073 839 71 4,776 2,571 24,768 25,194
28-Jan-07 1,119 1,929 2,216 1,557 2,088 7,979 830 72 4,741 2,520 24,512 25,051
4-Feb-07 1,115 1,875 2,561 1,336 1,940 7,976 828 71 4,761 2,551 24,392 25,014
11-Feb-07 1,136 1,784 2,449 1,386 1,936 7,955 841 73 4,747 2,603 24,243 24,910
18-Feb-07 1,116 1,835 2,322 1,416 1,951 7,896 825 74 4,679 2,529 23,905 24,643
25-Feb-07 1,097 1,747 2,322 1,501 1,868 7,767 813 74 4,596 2,477 23,486 24,262
4-Mar-07 1,111 1,824 2,066 1,357 1,905 7,704 812 75 4,494 2,486 23,216 23,834
11-Mar-07 1,083 1,801 2,415 1,178 1,837 7,624 810 74 4,475 2,507 23,089 23,804
18-Mar-07 1,047 1,668 2,038 1,060 1,849 7,298 779 68 4,328 2,354 22,048 22,489
25-Mar-07 1,061 1,711 2,337 1,177 1,872 7,050 764 66 4,213 2,297 21,714 22,548
1-Apr-07 1,025 1,656 1,738 1,119 1,721 6,987 768 67 4,147 2,315 21,025 21,543
8-Apr-07 1,049 1,614 2,034 1,173 1,686 6,989 764 67 4,173 2,308 21,090 21,857
15-Apr-07 1,040 1,627 1,628 1,364 1,652 6,887 772 66 4,118 2,369 20,632 21,523
22-Apr-07 1,001 1,562 1,658 1,284 1,610 6,783 755 62 4,080 2,331 20,461 21,126
29-Apr-07 1,018 1,529 1,382 1,425 1,583 6,940 750 62 4,031 2,264 20,159 20,984
6-May-07 990 1,510 1,449 1,404 1,627 6,635 748 59 4,022 2,217 19,997 20,661
13-May-07 966 1,494 1,554 1,426 1,564 6,785 741 55 3,975 2,300 19,863 20,860
20-May-07 968 1,506 1,437 1,381 1,528 7,507 826 56 4,034 2,667 21,465 21,910
27-May-07 985 1,511 1,514 1,285 1,496 7,761 779 62 4,075 2,516 21,533 21,984
3-Jun-07 960 1,516 1,620 1,255 1,512 7,941 809 56 4,172 2,636 22,000 22,477
10-Jun-07 967 1,462 1,632 1,117 1,511 8,132 834 47 4,356 2,733 22,377 22,791
17-Jun-07 992 1,442 1,918 1,096 1,616 8,675 861 51 4,628 2,819 23,770 24,098
24-Jun-07 1,000 1,479 1,988 1,187 1,730 9,015 941 55 4,822 3,045 24,837 25,262
1-Jul-07 960 1,400 1,917 1,213 1,827 9,149 922 57 4,807 2,882 24,457 25,134
8-Jul-07 929 1,438 2,175 1,068 1,694 9,077 905 57 4,949 2,929 24,565 25,221
15-Jul-07 950 1,434 2,309 1,196 1,876 9,312 984 56 4,947 3,134 25,741 26,198
22-Jul-07 945 1,449 2,067 1,167 1,747 9,351 948 51 4,899 3,057 25,172 25,681
29-Jul-07 944 1,446 2,045 1,254 1,765 9,118 942 51 4,758 3,086 24,914 25,409
5-Aug-07 971 1,492 2,023 1,297 1,877 8,888 935 51 4,682 3,075 24,771 25,291
12-Aug-07 981 1,532 2,044 1,190 1,834 9,123 952 53 4,824 3,118 25,146 25,651
19-Aug-07 963 1,554 1,928 1,214 1,781 9,026 897 52 4,746 2,944 24,682 25,105
26-Aug-07 986 1,603 1,747 1,142 1,665 8,696 903 52 4,648 2,965 23,983 24,407
2-Sep-07 971 1,676 1,864 1,219 1,774 8,626 896 54 4,647 2,938 24,212 24,665
9-Sep-07 948 1,587 1,819 1,067 1,750 8,507 935 55 4,603 3,065 23,917 24,336
16-Sep-07 979 1,581 1,780 1,054 1,635 8,365 896 53 4,449 2,959 22,939 23,751
23-Sep-07 988 1,563 1,592 882 1,627 7,839 833 57 4,265 2,711 21,785 22,357
30-Sep-07 972 1,539 1,601 1,025 1,682 7,212 731 62 4,058 2,320 20,498 21,202
Table C1 - Analytical Factors
Factors Affecting Daily Energy Demand
Variable Impact On Daily Energy
Variable Change in Variable
Class Demand (MWh)
Weather Daily Avg Temperature
> 16º C 1ºC Increase 7,470 MWh Increase
10ºC > and 16º C 1ºC Increase 2,720 MWh Increase
10ºC > and 16º C 1ºC Increase 420 MW Increase
10ºC > and 16º C 1ºC Increase 150 MW Increase
10ºC > and < 16º C 1ºC Increase 30 MW Increase
< 10ºC 1ºC Decrease 40 MW Increase
Wind
Summer 1 km/hr Decrease 14 MW Increase
Winter 1 km/hr Increase 10 MW Increase
Cloud
Summer Decrease of 1 on Scale 100 MW Increase
Winter Increase of 1 on Scale 70 MW Increase
Economic Employment Increase of 1,000 jobs 1 MW Increase
Housing Stock Increase of 1,000 houses 1 MW Increase
Calendar Holidays New Year's Day 2,800 MW Decrease
Good Friday 2,100 MW Decrease
Victoria Day 2,500 MW Decrease
Canada Day 1,600 MW Decrease
August Civic Holiday 1,500 MW Decrease
Labour Day 2,300 MW Decrease
Thanksgiving Day 2,400 MW Decrease
Remembrance Day 300 MW Decrease
Christmas 4,300 MW Decrease
Boxing Day 3,600 MW Decrease
New Year's Eve 700 MW Decrease
Day of Week Monday vs Sunday 2,000 MW Increase
Tuesday vs Sunday 2,000 MW Increase
Wednesday vs Sunday 2,000 MW Increase
Thursday vs Sunday 1,900 MW Increase
Friday vs Sunday 1,600 MW Increase
Saturday vs Sunday 200 MW Increase