P-5

Ancillary Services Prices, Day Ahead Market

09/10/2005

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)
00:000.250.250.25430.250.250.2543
01:000.20.20.2430.20.20.243
02:000.20.20.2430.20.20.243
03:000.20.20.2430.20.20.243
04:000.20.20.2430.20.20.243
05:000.20.20.248.290.20.20.248.29
06:00330.25107.390.250.250.25107.39
07:0010.493.990.593.0570.50.593.05
08:0070.50.576.4370.50.576.43
09:009.593.090.57570.50.575
10:0072.540.54572.540.545
11:0072.640.52872.640.528
12:008.42.640.52871.240.528
13:007.522.640.52872.120.528
14:008.472.640.52871.170.528
15:007.852.640.52871.790.528
16:008.381.880.54070.50.540
17:0070.50.54070.50.540
18:0070.840.54070.840.540
19:0070.840.54570.840.545
20:008.992.490.54570.50.545
21:009.993.490.54570.50.545
22:0010.794.290.563.1670.50.563.16
23:003.093.090.25430.250.250.2543