P-5

Ancillary Services Prices, Day Ahead Market

02/26/2005

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)
00:000.20.20.123.620.10.10.123.62
01:000.20.20.120.920.10.10.120.92
02:000.20.20.124.50.10.10.124.5
03:000.20.20.1270.10.10.127
04:000.20.20.126.740.10.10.126.74
05:000.20.20.1350.10.10.135
06:000.20.20.152.950.10.10.152.95
07:000.150.150.141.770.10.10.141.77
08:000.150.150.1400.10.10.140
09:000.320.320.1350.10.10.135
10:000.150.150.1350.10.10.135
11:000.150.150.1140.10.10.114
12:000.150.150.1140.10.10.114
13:000.150.150.1140.10.10.114
14:000.150.150.1140.10.10.114
15:000.150.150.1140.10.10.114
16:000.150.150.159.350.10.10.159.35
17:001.730.150.166.350.10.10.166.35
18:0030.190.19300.190.190.1930
19:005.970.180.1830.960.180.180.1830.96
20:003.90.150.15300.150.150.1530
21:001.980.150.1536.60.150.150.1536.6
22:001.510.150.1560.660.150.150.1560.66
23:000.740.740.1200.10.10.120