P-5

Ancillary Services Prices, Day Ahead Market

03/26/2005

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)
00:000.840.840.25200.250.250.2520
01:000.250.250.25200.250.250.2520
02:000.20.20.2200.20.20.220
03:000.20.20.2200.20.20.220
04:000.20.20.2200.20.20.220
05:000.250.250.2548.840.250.250.2548.84
06:000.840.840.2550.010.250.250.2550.01
07:0070.50.560.5570.50.560.55
08:0070.50.562.9870.50.562.98
09:0070.50.54070.50.540
10:009.820.450.454070.450.4540
11:00110.450.4515.7270.450.4515.72
12:0070.50.51470.50.514
13:0070.50.51470.50.514
14:0070.50.51470.50.514
15:0070.50.51470.50.514
16:0070.450.456570.450.4565
17:009.80.390.397570.390.3975
18:0015.150.380.387515.150.380.3875
19:0015.050.380.3838.0515.050.380.3838.05
20:00130.190.193812.450.190.1938
21:008.80.20.237.238.80.20.237.23
22:0070.450.4540.3870.450.4540.38
23:000.250.250.25200.250.250.2520