P-5

Ancillary Service Prices, Day Ahead Market

10/03/2004

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)
00:000.370.370.2200.20.20.220
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
05:000.20.20.2200.20.20.220
06:000.370.370.2200.20.20.220
07:000.380.380.38140.380.380.3814
08:000.370.370.37140.370.370.3714
09:000.370.370.37140.370.370.3714
10:000.150.150.15140.150.150.1514
11:000.150.150.15140.150.150.1514
12:000.150.150.15140.150.150.1514
13:000.150.150.15140.150.150.1514
14:000.150.150.15140.150.150.1514
15:000.150.150.15140.150.150.1514
16:000.150.150.15400.150.150.1540
17:000.150.150.15400.150.150.1540
18:000.150.150.15400.150.150.1540
19:000.990.160.16400.990.160.1640
20:000.150.150.15400.150.150.1540
21:000.150.150.15400.150.150.1540
22:000.20.20.2400.20.20.240
23:000.990.380.2200.990.20.220