P-5

Ancillary Services Prices, Day Ahead Market

07/27/2009

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)
00:003.43.40.1280.250.250.128
01:003.493.490.1280.250.250.128
02:003.393.390.1280.250.250.128
03:000.250.250.1280.250.250.128
04:000.20.20.1280.20.20.128
05:003.393.390.1280.250.250.128
06:003.393.390.1280.250.250.128
07:006.583.40.1286.583.40.128
08:0063.380.52863.380.528
09:0074.490.52874.490.528
10:0073.380.52873.380.528
11:0073.370.52873.370.528
12:0073.380.52873.380.528
13:0073.380.52873.380.528
14:008.613.380.52871.770.528
15:0011.494.990.52870.50.528
16:009.883.380.52870.50.528
17:009.873.370.52870.50.528
18:006.53.350.5286.53.350.528
19:006.53.350.5286.53.350.528
20:0073.350.52873.350.528
21:006.53.380.5286.53.380.528
22:003.373.370283.373.37028
23:003.333.330280.250.25028