P-5

Ancillary Service Prices, Day Ahead Market

12/03/2003

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)
00:000.40.40.4390.40.40.439
01:000.10.10.1390.10.10.139
02:000.10.10.1200.10.10.120
03:000.10.10.1200.10.10.120
04:000.10.10.1200.10.10.120
05:003.2520.4391.990.40.439
06:003.2520.4391.990.40.439
07:003.250.480.48253.250.480.4825
08:003.250.480.48253.250.480.4825
09:003.250.480.48253.250.480.4825
10:000.50.20.2110.50.20.211
11:000.50.20.2110.50.20.211
12:000.50.20.2110.50.20.211
13:000.50.20.2110.50.20.211
14:000.50.20.2110.50.20.211
15:000.50.20.2110.50.20.211
16:003.250.430.43113.250.430.4311
17:00101.41.425101.41.425
18:00101.271.2725101.271.2725
19:003.251.11.1113.251.11.111
20:003.251.11.1253.251.11.125
21:003.250.20.2253.250.20.225
22:003.250.190.19253.250.190.1925
23:003.251.10.5251.990.50.525