P-5

Ancillary Services Prices, Day Ahead Market

11/22/2009

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)
00:003.343.340.2280.250.250.228
01:003.353.350.2280.250.250.228
02:000.20.20.2280.20.20.228
03:000.20.20.2280.20.20.228
04:000.20.20.2280.20.20.228
05:003.353.350.2280.250.250.228
06:003.333.330.2280.250.250.228
07:003.333.330.5283.333.330.528
08:0073.330.52873.330.528
09:0073.330.52873.330.528
10:0053.320.52853.320.528
11:0053.320.52853.320.528
12:0053.320.52853.320.528
13:003.323.320.5283.323.320.528
14:003.323.320.5283.323.320.528
15:003.323.320.5283.323.320.528
16:003.323.320.5283.323.320.528
17:0073.320.52873.320.528
18:0053.320.52853.320.528
19:003.323.320.5283.323.320.528
20:003.323.320.5283.323.320.528
21:002.592.590.5392.592.590.539
22:001.111.110.5281.111.110.528
23:000.250.250.2280.250.250.228