P-5

Ancillary Service Prices, Day Ahead Market

07/13/2004

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)
00:000.150.150.15200.150.150.1520
01:000.160.160.16200.160.160.1620
02:000.10.10.1200.10.10.120
03:000.10.10.1200.10.10.120
04:000.10.10.1200.10.10.120
05:000.150.150.15200.150.150.1520
06:000.20.20.2200.20.20.220
07:000.150.150.15120.150.150.1512
08:000.150.150.15120.150.150.1512
09:000.160.160.16120.160.160.1612
10:001.750.150.15121.750.150.1512
11:000.20.20.2120.20.20.212
12:000.20.20.2120.20.20.212
13:001.750.20.2121.750.20.212
14:001.750.20.2121.750.20.212
15:001.990.20.2121.990.20.212
16:001.750.20.2121.750.20.212
17:001.750.20.2121.750.20.212
18:000.190.190.19120.190.190.1912
19:000.990.190.19120.990.190.1912
20:000.150.150.15120.150.150.1512
21:000.150.150.15120.150.150.1512
22:000.160.160.16120.160.160.1612
23:000.990.50.5200.990.50.520