P-5

Ancillary Service Prices, Day Ahead Market

08/26/2004

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)
00:000.320.320.32200.320.320.3220
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
05:000.10.10.1200.10.10.120
06:000.390.390.39750.390.390.3975
07:000.20.20.2750.20.20.275
08:000.20.20.2750.20.20.275
09:000.20.20.2140.20.20.214
10:000.20.20.2140.20.20.214
11:001.990.20.2141.990.20.214
12:0030.320.321430.320.3214
13:0030.320.321430.320.3214
14:0030.340.341430.340.3414
15:001.990.350.35141.990.350.3514
16:0030.350.351430.350.3514
17:0030.340.341430.340.3414
18:000.20.20.2140.20.20.214
19:000.150.150.15550.150.150.1555
20:000.150.150.15550.150.150.1555
21:000.180.180.18550.180.180.1855
22:000.990.20.2140.990.20.214
23:000.450.450.45200.450.450.4520