P-5

Ancillary Service Prices, Day Ahead Market

01/27/2004

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)
00:000.140.140.14250.140.140.1425
01:000.150.150.15250.150.150.1525
02:000.150.150.15200.150.150.1520
03:000.150.150.15200.150.150.1520
04:000.150.150.15200.150.150.1520
05:000.150.150.15250.150.150.1525
06:00101125101125
07:00100.170.1725100.170.1725
08:00100.170.1725100.170.1725
09:00100.20.225100.20.225
10:00100.20.211100.20.211
11:00100.20.211100.20.211
12:00100.20.211100.20.211
13:00100.20.211100.20.211
14:00100.20.211100.20.211
15:00100.20.211100.20.211
16:00100.20.225100.20.225
17:00100.980.9825100.980.9825
18:00100.560.5625100.560.5625
19:003.250.560.56253.250.560.5625
20:00440.20.225440.20.225
21:00100.20.225100.20.225
22:00100.190.1925100.190.1925
23:003.250.20.2253.250.20.225