P-5

Ancillary Service Prices, Day Ahead Market

10/05/2004

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
05:000.320.320.2550.20.20.255
06:000.380.380.2880.20.20.288
07:000.150.150.15880.150.150.1588
08:000.320.320.32880.320.320.3288
09:0030.330.335530.330.3355
10:0030.320.324030.320.3240
11:0030.150.151430.150.1514
12:0030.150.151430.150.1514
13:000.990.150.15140.990.150.1514
14:000.990.150.15140.990.150.1514
15:000.990.150.15140.990.150.1514
16:001.990.150.15401.990.150.1540
17:001.990.150.15401.990.150.1540
18:000.990.350.35400.990.350.3540
19:0030.350.355530.350.3555
20:001.990.350.35551.990.350.3555
21:000.150.150.15550.150.150.1555
22:000.150.150.15400.150.150.1540
23:000.370.370.2200.20.20.220