P-5

Ancillary Services Prices, Day Ahead Market

02/22/2005

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)
00:000.20.20.1200.10.10.120
01:000.150.150.1200.10.10.120
02:000.790.790.1200.10.10.120
03:000.790.790.123.210.10.10.123.21
04:000.790.790.120.410.10.10.120.41
05:001.571.570.132.520.10.10.132.52
06:002.522.520.163.850.10.10.163.85
07:0030.150.151.350.10.10.151.35
08:003.990.150.1553.580.990.150.1553.58
09:0040.350.35402.940.350.3540
10:0040.340.34403.480.340.3440
11:0040.330.33301.550.330.3330
12:0040.170.1714.070.170.170.1714.07
13:0040.150.1150.10.10.115
14:0040.150.1140.10.10.114
15:0040.150.1150.10.10.115
16:0050.170.1751.280.170.170.1751.28
17:0050.170.1764.8450.170.1764.84
18:007.570.190.1974.917.570.190.1974.91
19:0050.150.0160.394.860.010.0160.39
20:0050.150.1545.650.150.1545.6
21:0040.150.15300.150.150.1530
22:008.350.150.151.080.10.10.151.08
23:000.20.20.1200.10.10.120