P-5

Ancillary Services Prices, Day Ahead Market

08/08/2007

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)
00:000.250.25035.090.250.25035.09
01:000.250.25038.030.250.25038.03
02:000.20.2038.630.20.2038.63
03:000.20.20450.20.2045
04:000.20.20450.20.2045
05:000.20.20450.20.2045
06:000.20.20450.20.2045
07:000.20.20500.20.2050
08:000.20.20500.20.2050
09:004.194.190.5554.194.190.555
10:0073.890.55573.890.555
11:009.563.06155.57.51155.5
12:00147.50.566.5870.50.566.58
13:0016.8410.340.6670.167.160.660.6670.16
14:0015.89.30.9970.497.490.990.9970.49
15:00147.5170.57.51170.5
16:0014.878.371807.51180
17:0016.199.691807.51180
18:00147.50.55570.50.555
19:008.397.50.9955.497.496.60.9955.49
20:008.813.05155.57.51.74155.5
21:006.953.49155.696.953.49155.69
22:000.50.50.5500.50.50.550
23:000.250.250350.250.25035