P-5

Ancillary Services Prices, Day Ahead Market

02/03/2008

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)
00:000.30.30.3145.450.30.30.3145.45
01:000.840.840.84150.050.840.840.84150.05
02:000.840.840.84150.860.840.840.84150.86
03:000.840.840.84152.040.840.840.84152.04
04:000.30.30.3150.730.30.30.3150.73
05:000.30.30.3150.050.30.30.3150.05
06:003.563.563.5671.253.563.563.5671.25
07:0072.690.54572.690.545
08:009.593.09347.59.53347.5
09:0011.55347.59.53347.5
10:009.55347.59.55347.5
11:009.55347.59.55347.5
12:009.55347.59.55347.5
13:009.55347.59.55347.5
14:009.55347.59.55347.5
15:009.55347.59.55347.5
16:009.55347.59.55347.5
17:0025.3550.57570.50.575
18:0029.7250.57570.50.575
19:0024.8350.57570.50.575
20:0011.550.57570.50.575
21:009.55347.59.55347.5
22:009.53347.59.53347.5
23:0073.893.8982.3773.893.8982.37