P-5

Ancillary Services Prices, Day Ahead Market

08/01/2007

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)
00:000.20.20450.20.2045
01:000.20.20450.20.2045
02:000.160.160450.160.16045
03:000.130.130450.130.13045
04:000.130.130450.130.13045
05:000.130.130450.130.13045
06:000.150.150450.150.15045
07:000.740.740500.740.74050
08:000.740.740500.740.74050
09:003.023.020553.023.02055
10:003.493.490.5553.493.490.555
11:006.953.890.541.956.953.890.541.95
12:006.953.890.522.296.953.890.522.29
13:009.563.060.534.8270.50.534.82
14:009.553.050.55570.50.555
15:009.553.050.55570.50.555
16:009.553.050.55570.50.555
17:009.533.030.55570.50.555
18:006.953.050.5556.953.050.555
19:0073.060.55573.060.555
20:006.953.060.5556.953.060.555
21:007.33.893.5258.027.33.893.5258.02
22:0073.490.55073.490.550
23:002.492.490.17420.250.250.1742