P-5

Ancillary Services Prices, Day Ahead Market

11/10/2007

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)
00:000.250.250.2551.010.250.250.2551.01
01:000.20.20.257.680.20.20.257.68
02:000.20.20.261.130.20.20.261.13
03:000.20.20.2600.20.20.260
04:000.20.20.262.80.20.20.262.8
05:000.250.250.2567.050.250.250.2567.05
06:003.093.090.2565.120.250.250.2565.12
07:0070.50.579.0470.50.579.04
08:0070.50.573.1570.50.573.15
09:009.553.050.56570.50.565
10:009.553.050.56570.50.565
11:009.553.050.55570.50.555
12:009.553.050.55570.50.555
13:009.553.050.55570.50.555
14:009.553.050.55570.50.555
15:009.553.050.55570.50.555
16:009.513.010.58070.50.580
17:009.553.050.58070.50.580
18:009.573.070.58570.50.585
19:009.553.050.56570.50.565
20:009.523.020.56570.50.565
21:009.553.050.54570.50.545
22:0070.50.58070.50.580
23:000.250.250.25450.250.250.2545