P-5

Ancillary Service Prices, Day Ahead Market

10/06/2004

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)
00:000.380.380.2200.20.20.220
01:000.10.10.1200.10.10.120
02:000.10.10.1200.10.10.120
03:000.10.10.1200.10.10.120
04:000.10.10.1200.10.10.120
05:000.390.390.2550.20.20.255
06:000.380.380.2880.20.20.288
07:000.150.150.15880.150.150.1588
08:000.150.150.15880.150.150.1588
09:0030.150.155530.150.1555
10:0030.150.155530.150.1555
11:001.990.20.2141.990.20.214
12:001.990.20.2141.990.20.214
13:001.990.20.2141.990.20.214
14:001.990.20.2141.990.20.214
15:001.990.20.2141.990.20.214
16:001.990.20.2401.990.20.240
17:001.990.20.2401.990.20.240
18:000.990.20.2400.990.20.240
19:0030.370.371630.370.3716
20:000.20.20.2400.20.20.240
21:000.320.320.32550.320.320.3255
22:000.150.150.15400.150.150.1540
23:000.370.370.2200.20.20.220