P-5

Ancillary Services Prices, Day Ahead Market

03/21/2007

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)
00:000.250.250.25450.250.250.2545
01:000.20.20.2450.20.20.245
02:000.20.20.2450.20.20.245
03:000.20.20.2450.20.20.245
04:000.20.20.2450.20.20.245
05:000.250.250.25500.250.250.2550
06:003.893.890.25550.250.250.2555
07:0018.764.593.5668.0610.063.563.5668.06
08:0021.313.63.679.3121.313.63.679.31
09:0022.874480.8722.874480.87
10:0020.583.553.5578.5820.583.553.5578.58
11:0012.953.093.0970.9512.953.093.0970.95
12:0015.593.543.5458.0410.043.543.5458.04
13:0011.773.09256.58.52256.5
14:0010.873.09256.58.52256.5
15:0010.613.09256.58.52256.5
16:0012.273.042.678011.92.672.6780
17:0015.753.053.0570.6512.653.053.0570.65
18:0016.943.053.0574.9416.943.053.0574.94
19:0021.113.053.0579.1121.113.053.0579.11
20:0017.463.853.8575.4617.463.853.8575.46
21:00103.09261.58.52261.5
22:009.092.590.55570.50.555
23:000.30.30.3550.30.30.355