P-5

Ancillary Service Prices, Day Ahead Market

02/11/2004

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)
00:000.370.370.37250.370.370.3725
01:000.20.20.2250.20.20.225
02:000.20.20.2200.20.20.220
03:000.20.20.2200.20.20.220
04:000.20.20.2200.20.20.220
05:000.380.380.38200.380.380.3820
06:000.370.370.37200.370.370.3720
07:001.750.190.19351.750.190.1935
08:001.750.160.16351.750.160.1635
09:001.750.20.2351.750.20.235
10:001.750.20.2111.750.20.211
11:001.750.20.2111.750.20.211
12:000.190.190.19110.190.190.1911
13:000.190.190.19110.190.190.1911
14:000.190.190.19110.190.190.1911
15:000.20.20.2110.20.20.211
16:001.750.20.2351.750.20.235
17:001.990.160.16111.990.160.1611
18:001.990.160.16111.990.160.1611
19:000.160.160.16110.160.160.1611
20:001.990.150.15251.990.150.1525
21:001.750.160.16251.750.160.1625
22:000.20.20.2250.20.20.225
23:001.750.20.2251.750.20.225