P-5

Ancillary Services Prices, Day Ahead Market

12/24/2005

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)
00:003.0530.2430.250.20.243
01:000.250.250.2430.250.250.243
02:000.20.20.2430.20.20.243
03:000.20.20.2430.20.20.243
04:000.20.20.2430.20.20.243
05:000.250.250.21000.250.250.2100
06:00330.2108.370.250.250.2108.37
07:0070.250.2599.570.250.2599.5
08:0070.250.2593.6370.250.2593.63
09:009.530.589.1470.50.589.14
10:009.530.58870.50.588
11:007.771.270.52870.50.528
12:007.340.840.52870.50.528
13:007.340.840.52870.50.528
14:007.340.840.52870.50.528
15:007.340.840.52870.50.528
16:008.942.440.58870.50.588
17:0020.810.980.9878.9320.810.980.9878.93
18:0011.870.980.987511.870.980.9875
19:0070.50.542.7170.50.542.71
20:0070.50.58870.50.588
21:009.530.594.7870.50.594.78
22:007.070.250.187570.180.1875
23:003.0530.2430.250.20.243