P-5

Ancillary Services Prices, Day Ahead Market

12/08/2008

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)
00:002.352.350.25450.250.250.2545
01:002.362.360.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:002.372.370.25450.250.250.2545
06:002.462.40.19450.250.190.1945
07:009.192.380.194570.190.1945
08:009.562.370.1945.387.380.190.1945.38
09:0012.622.380.9949.2311.230.990.9949.23
10:0012.272.361.1249.0311.031.121.1249.03
11:008.872.370.54570.50.545
12:008.872.370.54570.50.545
13:008.862.360.54570.50.545
14:008.872.370.54570.50.545
15:0072.360.54572.360.545
16:0025.792.341.4795.4625.792.341.4795.46
17:0041.092.362.36117.8741.092.362.36117.87
18:0043.632.362.36130.3243.632.362.36130.32
19:0028.282.372.3798.128.282.372.3798.1
20:0021.862.452.4550122.452.4550
21:0013.112.391.7150121.711.7150
22:008.92.40.54570.50.545
23:002.792.40.3450.30.30.345