P-5

Ancillary Services Prices, Day Ahead Market

03/01/2007

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)
00:000.250.250.25450.250.250.2545
01:000.250.250.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:000.250.250.25500.250.250.2550
06:000.250.250.25550.250.250.2555
07:0073.890.56073.890.560
08:0010.393.891.7561.258.251.751.7561.25
09:0011.094.59261.58.52261.5
10:0010.393.89261.58.52261.5
11:0011.294.790.55570.50.555
12:0011.384.790.415570.410.4155
13:0011.624.790.175570.170.1755
14:0010.393.890.55570.50.555
15:008.293.070.55571.780.555
16:009.943.090.157570.150.1575
17:0010.553.072.572.989.982.52.572.98
18:0020.373.73.783.3720.373.73.783.37
19:0013.983.43.476.9813.983.43.476.98
20:0014.123.43.472.1214.123.43.472.12
21:009.993.490.56070.50.560
22:0073.090.55573.090.555
23:000.250.250.25550.250.250.2555