P-5

Ancillary Services Prices, Day Ahead Market

02/14/2007

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)
00:000.250.250.25500.250.250.2550
01:000.250.250.25500.250.250.2550
02:000.20.20.2500.20.20.250
03:000.20.20.2500.20.20.250
04:000.250.250.25500.250.250.2550
05:000.250.250.25550.250.250.2555
06:000.250.250.25600.250.250.2560
07:0070.50.578.1970.50.578.19
08:008.522808.52280
09:0010.393.893.5476.8310.043.543.5476.83
10:009.93.43.478.19.93.43.478.1
11:009.83.33.0557.559.553.053.0557.55
12:008.143.20.55572.060.555
13:0073.20.55573.20.555
14:0073.20.55573.20.555
15:0073.20.55573.20.555
16:00730.574.85730.574.85
17:0020.93.893.8986.0718.073.893.8986.07
18:0014.133.893.8995.6914.133.893.8995.69
19:0016.843.893.898516.843.893.8985
20:008.832.3808.832.380
21:007.523.20.56072.680.560
22:006.790.50.5556.790.50.555
23:000.250.250.25550.250.250.2555