P-5

Ancillary Services Prices, Day Ahead Market

02/23/2005

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)
00:000.790.790.1300.10.10.130
01:000.790.790.1300.10.10.130
02:000.790.790.130.470.10.10.130.47
03:000.150.150.131.210.10.10.131.21
04:000.790.790.131.020.10.10.131.02
05:002.522.520.150.630.10.10.150.63
06:002.522.520.160.670.10.10.160.67
07:001.520.150.1552.621.040.150.1552.62
08:0030.150.1553.5830.150.1553.58
09:0040.360.364040.360.3640
10:0040.350.354040.350.3540
11:0040.330.33303.210.330.3330
12:0040.340.34151.090.340.3415
13:0040.150.1140.10.10.114
14:0040.150.1140.10.10.114
15:0030.150.1150.10.10.115
16:0050.150.1550.270.150.150.1550.27
17:0050.170.1764.4350.170.1764.43
18:0010.470.150.1579.0710.470.150.1579.07
19:005.140.150.1561.975.140.150.1561.97
20:0050.150.1544.5850.150.1544.58
21:0030.150.1547.290.150.150.1547.29
22:0030.150.151.330.10.10.151.33
23:002.442.440.128.170.10.10.128.17