P-5

Ancillary Service Prices, Day Ahead Market

03/18/2004

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)
00:001.9910.2251.990.20.225
01:000.360.360.36250.360.360.3625
02:000.360.360.36200.360.360.3620
03:000.360.360.36200.360.360.3620
04:000.370.370.2200.20.20.220
05:001.751.750.2250.20.20.225
06:003.250.50.5253.250.50.525
07:003.250.20.2353.250.20.235
08:003.250.20.2353.250.20.235
09:003.250.20.2353.250.20.235
10:003.250.20.2113.250.20.211
11:003.250.20.2113.250.20.211
12:003.250.20.2113.250.20.211
13:003.250.20.2113.250.20.211
14:003.250.20.2113.250.20.211
15:003.250.20.2113.250.20.211
16:003.250.20.2353.250.20.235
17:003.250.20.2353.250.20.235
18:003.250.350.35113.250.350.3511
19:003.250.350.35113.250.350.3511
20:003.250.390.39253.250.390.3925
21:003.250.20.2253.250.20.225
22:003.250.20.2253.250.20.225
23:001.750.20.2251.750.20.225