P-5

Ancillary Services Prices, Day Ahead Market

07/22/2010

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)
00:000.250.250280.250.25028
01:000.250.250200.250.25020
02:000.20.20200.20.2020
03:000.20.2022.770.20.2022.77
04:000.20.20280.20.2028
05:000.20.20280.20.2028
06:000.250.250280.250.25028
07:001.421.420451.421.42045
08:001.41.40.05451.41.40.0545
09:001.451.450.132.081.451.450.132.08
10:001.451.450.4934.241.451.450.4934.24
11:004.941.450.535.074.941.450.535.07
12:007.971.470.540.7470.50.540.74
13:008.368.360.543.16770.543.16
14:009.999.990.547.029.029.020.547.02
15:0011.799.990.546.998.997.190.546.99
16:0011.699.990.546.718.717.020.546.71
17:00990.545770.545
18:008.888.880.545770.545
19:004.554.550.540.24.554.550.540.2
20:001.461.460.2334.761.461.460.2334.76
21:001.391.39042.911.391.39042.91
22:001.361.360451.361.36045
23:000.250.250280.250.25028