P-5

Ancillary Services Prices, Day Ahead Market

01/24/2009

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)
00:003.353.350.3450.30.30.345
01:000.250.250.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:000.30.30.3450.30.30.345
06:003.333.330.3500.30.30.350
07:0073.360.56573.360.565
08:009.863.363.36659.863.363.3665
09:009.93.43.447.99.93.43.447.9
10:009.883.383.3847.889.883.383.3847.88
11:009.873.373.3747.879.873.373.3747.87
12:008.353.351.8546.358.353.351.8546.35
13:0073.350.54573.350.545
14:006.823.350.5456.823.350.545
15:002.642.640.5452.642.640.545
16:002.642.640.5446.072.642.640.5446.07
17:009.993.493.4958.219.993.493.4958.21
18:009.883.383.3858.439.883.383.3858.43
19:009.793.333.3347.839.793.333.3347.83
20:009.883.383.3847.889.883.383.3847.88
21:009.883.383.3847.889.883.383.3847.88
22:002.692.690.5452.692.690.545
23:003.373.370.3450.30.30.345