P-5

Ancillary Services Prices, Day Ahead Market

08/10/2007

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)
00:000.20.20.136.830.20.20.136.83
01:000.20.20.1450.20.20.145
02:000.20.20.1450.20.20.145
03:000.20.20.1450.20.20.145
04:000.20.20.1450.20.20.145
05:000.20.20.1450.20.20.145
06:000.20.20.1450.20.20.145
07:000.840.840.161.260.840.840.161.26
08:000.840.840.165.210.840.840.165.21
09:003.053.050.1759.583.053.050.1759.58
10:003.493.490.9970.563.493.490.9970.56
11:006.493.490.541.496.493.490.541.49
12:0073.490.540.0573.490.540.05
13:0010.794.290.545.7970.50.545.79
14:009.553.050.54970.50.549
15:009.543.040.556.3770.50.556.37
16:009.523.020.57070.50.570
17:009.523.020.55570.50.555
18:007.53.04155.57.53.04155.5
19:009.353.050.55570.70.555
20:009.753.05163.459.753.05163.45
21:008.173.09177.818.173.09177.81
22:0010.681153.6810.681153.68
23:003.793.790.25450.250.250.2545