P-5

Ancillary Services Prices, Day Ahead Market

03/28/2005

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)
00:000.250.150.15119.410.250.150.15119.41
01:000.20.16053.960.20.16053.96
02:000.20.16022.80.20.16022.8
03:000.20.16022.890.20.16022.89
04:000.20.16022.870.20.16022.87
05:000.250.18051.050.250.18051.05
06:000.250.180.1860.130.250.180.1860.13
07:0070.190.194070.190.1940
08:009.390.190.19409.390.190.1940
09:00110.390.3940110.390.3940
10:00110.380.3818110.380.3818
11:00110.380.3818110.380.3818
12:0070.390.391470.390.3914
13:0070.390.391470.390.3914
14:0070.390.391470.390.3914
15:0070.390.391470.390.3914
16:007.750.390.39387.750.390.3938
17:00130.390.3938130.390.3938
18:0019.230.360.363819.230.360.3638
19:0015.270.360.363815.270.360.3638
20:0012.060.820.823812.060.820.8238
21:009.650.20.2459.650.20.245
22:0070.50.575.7270.50.575.72
23:000.250.190.19750.250.190.1975