P-5

Ancillary Services Prices, Day Ahead Market

11/03/2009

Time StampEastWest
10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)
00:000.250.250.25280.250.250.2528
01:000.20.20.18280.20.20.1828
02:000.20.20.18280.20.20.1828
03:000.20.20.18280.20.20.1828
04:000.20.20.18280.20.20.1828
05:000.20.20.234.960.20.20.234.96
06:000.250.250.2535.280.250.250.2535.28
07:003.333.330.528.513.333.330.528.51
08:0053.330.55153.330.551
09:0053.330.52853.330.528
10:009.823.320.52870.50.528
11:005.213.320.5285.213.320.528
12:009.833.330.52870.50.528
13:0053.320.52853.320.528
14:009.823.320.52870.50.528
15:009.823.320.52870.50.528
16:0063.320.52863.320.528
17:007.093.320.5933.397.093.320.5933.39
18:0053.320.531.7953.320.531.79
19:0052.590.52852.590.528
20:0052.590.52852.590.528
21:003.323.320.534.863.323.320.534.86
22:003.323.320.5283.323.320.528
23:000.250.250.25280.250.250.2528