P-5

Ancillary Service Prices, Day Ahead Market

08/20/2004

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)
00:000.360.360.2200.20.20.220
01:000.20.20.2200.20.20.220
02:000.20.20.2200.20.20.220
03:000.20.20.2200.20.20.220
04:000.20.20.2200.20.20.220
05:000.20.20.2200.20.20.220
06:000.360.360.2200.20.20.220
07:000.20.20.2140.20.20.214
08:000.160.160.16140.160.160.1614
09:000.160.160.16140.160.160.1614
10:000.150.150.15140.150.150.1514
11:000.150.150.15140.150.150.1514
12:000.150.150.15140.150.150.1514
13:000.20.20.2140.20.20.214
14:000.20.20.2140.20.20.214
15:000.20.20.2140.20.20.214
16:000.990.20.2160.990.20.216
17:000.180.180.18140.180.180.1814
18:000.150.150.15140.150.150.1514
19:000.150.150.15140.150.150.1514
20:000.150.150.15140.150.150.1514
21:000.20.20.2140.20.20.214
22:000.20.20.2140.20.20.214
23:000.450.450.45200.450.450.4520