P-5

Ancillary Services Prices, Day Ahead Market

02/24/2007

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)
00:003.093.093.0947.843.093.093.0947.84
01:000.840.840.8445.590.840.840.8445.59
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.840.840.8445.590.840.840.8445.59
05:000.840.840.3500.30.30.350
06:001.151.150.3550.30.30.355
07:009.192.690.56570.50.565
08:0015.993.890.56570.50.565
09:0024.234.79266.58.52266.5
10:0013.833.89261.58.52261.5
11:009.593.090.55570.50.555
12:00103.50.55570.50.555
13:009.543.040.55570.50.555
14:0073.040.55573.040.555
15:0073.040.55573.040.555
16:009.533.030.57570.50.575
17:009.593.092758.52275
18:0018.143.893.8985.9217.923.893.8985.92
19:0014.633.893.5681.6513.653.563.5681.65
20:0010.623.89266.58.52266.5
21:00103.50.56070.50.560
22:0070.50.55570.50.555
23:000.30.30.3550.30.30.355