P-5

Ancillary Services Prices, Day Ahead Market

03/15/2007

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
01:000.250.250.25450.250.250.2545
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
06:000.250.250.25550.250.250.2555
07:0073.090.56573.090.565
08:0070.840.56570.840.565
09:0073.040.56573.040.565
10:007.463.020.56572.560.565
11:0073.020.56573.020.565
12:0073.020.55573.020.555
13:0073.020.55573.020.555
14:0073.020.55573.020.555
15:0073.020.55573.020.555
16:007.783.020.58572.240.585
17:0073.020.58573.020.585
18:009.523.022858.52285
19:0015.923.053.0573.9215.923.053.0573.92
20:0013.953.05270.912.92270.9
21:009.533.030.56070.50.560
22:0070.840.55570.840.555
23:000.250.250.25550.250.250.2555