P-5

Ancillary Services Prices, Day Ahead Market

11/12/2007

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)
00:001.051.050.25450.250.250.2545
01:000.20.20.249.270.20.20.249.27
02:000.20.20.251.510.20.20.251.51
03:000.20.20.251.530.20.20.251.53
04:000.20.20.250.820.20.20.250.82
05:003.393.390.25450.250.250.2545
06:00103.890.3600.30.30.360
07:0072.590.54572.590.545
08:0070.50.56570.50.565
09:0073.070.56573.070.565
10:009.573.073.0767.579.573.073.0767.57
11:009.573.070.55570.50.555
12:008.413.070.55571.660.555
13:009.593.090.55570.50.555
14:009.573.070.55570.50.555
15:009.553.050.55570.50.555
16:009.573.073.0757.579.573.073.0757.57
17:00103.53.568103.53.568
18:0010.23.73.768.210.23.73.768.2
19:009.553.053.0567.559.553.053.0567.55
20:009.553.053.0567.559.553.053.0567.55
21:009.573.070.54570.50.545
22:0070.50.54570.50.545
23:000.250.250.25450.250.250.2545