P-5

Ancillary Services Prices, Day Ahead Market

11/25/2007

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
05:000.20.20.2450.20.20.245
06:000.250.250.25450.250.250.2545
07:000.50.50.5450.50.50.545
08:0070.50.56070.50.560
09:0073.050.56073.050.560
10:0073.040.56073.040.560
11:0073.040.55073.040.550
12:0073.040.55073.040.550
13:005.113.040.5505.113.040.550
14:003.033.030.5503.033.030.550
15:006.393.040.5506.393.040.550
16:0073.030.55073.030.550
17:009.583.083.0862.589.583.083.0862.58
18:009.553.053.0562.559.553.053.0562.55
19:009.533.033.0362.539.533.033.0362.53
20:007.563.030.56072.470.560
21:0073.040.54573.040.545
22:004.830.50.5454.830.50.545
23:000.30.30.3450.30.30.345