P-5

Ancillary Services Prices, Day Ahead Market

10/27/2010

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)
00:002.582.350.024.470.250.020.024.47
01:002.582.350.026.780.250.020.026.78
02:002.582.350.024.250.250.020.024.25
03:002.582.350.0210.060.250.020.0210.06
04:002.582.350.0212.870.250.020.0212.87
05:002.582.350.0210.190.250.020.0210.19
06:002.392.160.027.750.250.020.027.75
07:007.660.770.09870.110.098
08:0070.770.094.370.770.094.3
09:009.262.350.094.2570.090.094.25
10:009.262.350.094.2570.090.094.25
11:0012.92.380.094.2570.090.094.25
12:009.942.380.094.2570.090.094.25
13:0015.862.380.094.2570.090.094.25
14:0011.772.380.094.2570.090.094.25
15:0010.192.380.094.2570.090.094.25
16:0012.352.380.098.6870.090.098.68
17:009.292.380.0911.6270.090.0911.62
18:0015.882.380.0921.7470.090.0921.74
19:0010.492.380.0915.3770.090.0915.37
20:007.680.770.095.9470.090.095.94
21:005.510.770.094.255.510.770.094.25
22:0070.770.094.2570.770.094.25
23:002.562.330.024.470.250.020.024.47