P-5

Ancillary Service Prices, Day Ahead Market

07/06/2004

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)
00:000.170.170.17200.170.170.1720
01:000.120.120.12200.120.120.1220
02:000.10.10.1200.10.10.120
03:000.10.10.1200.10.10.120
04:000.10.10.1200.10.10.120
05:000.160.160.16200.160.160.1620
06:000.20.20.2200.20.20.220
07:000.160.160.16120.160.160.1612
08:000.160.160.16120.160.160.1612
09:000.170.170.17120.170.170.1712
10:000.990.20.2120.990.20.212
11:000.20.20.2120.20.20.212
12:000.20.20.2120.20.20.212
13:001.991.421.42141.991.421.4214
14:001.991.461.46141.991.461.4614
15:0031.481.481431.481.4814
16:0031.421.429531.421.4295
17:000.20.20.2120.20.20.212
18:000.20.20.2120.20.20.212
19:000.150.150.15120.150.150.1512
20:000.150.150.15120.150.150.1512
21:000.160.160.16120.160.160.1612
22:000.150.150.15120.150.150.1512
23:000.990.990.99200.990.990.9920