P-5

Ancillary Services Prices, Day Ahead Market

02/24/2005

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)
00:0030.2049.70.10049.7
01:0032.52038.350.10038.35
02:000.160.160.138.730.10.10.138.73
03:0032.52039.830.10039.83
04:0032.52038.880.10038.88
05:003.032.520.144.210.10.10.144.21
06:0040.20.1500.10.10.150
07:0040.150.1555.8140.150.1555.81
08:007.350.160.1653.517.350.160.1653.51
09:008.090.360.3641.298.090.360.3641.29
10:006.410.350.3550.86.410.350.3550.8
11:004.520.350.35334.520.350.3533
12:004.240.350.3518.144.240.350.3518.14
13:0040.350.3516.552.650.350.3516.55
14:0040.350.3515.611.710.350.3515.61
15:0040.350.3515.521.620.350.3515.52
16:0050.20.256.0850.20.256.08
17:0014.910.20.267.5814.910.20.267.58
18:0014.370.20.272.9614.370.20.272.96
19:0018.250.20.25018.250.20.250
20:0011.180.150.155011.180.150.1550
21:0040.150.1554.2740.150.1554.27
22:009.60.150.1564.471.820.150.1564.47
23:0050.20.132.620.10.10.132.62