P-5

Ancillary Services Prices, Day Ahead Market

02/04/2009

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)
00:003.353.350.25450.250.250.2545
01:003.363.360.25450.250.250.2545
02:003.363.360.25450.250.250.2545
03:003.363.360.25450.250.250.2545
04:003.363.360.25450.250.250.2545
05:003.373.370.25450.250.250.2545
06:003.363.360.25450.250.250.2545
07:0073.360.54573.360.545
08:009.873.37246.58.52246.5
09:008.933.342.4346.938.933.342.4346.93
10:009.843.343.3447.849.843.343.3447.84
11:009.863.360.54570.50.545
12:009.863.360.54570.50.545
13:009.853.350.54570.50.545
14:009.853.350.54570.50.545
15:009.073.340.54571.270.545
16:009.863.360.8445.347.340.840.8445.34
17:0012.073.543.5450.0712.073.543.5450.07
18:0018.554459.4618.554459.46
19:009.863.363.3647.869.863.363.3647.86
20:009.883.383.3847.889.883.383.3847.88
21:0023.163.37246.58.52246.5
22:009.863.360.54570.50.545
23:003.363.360.3450.30.30.345