P-5

Ancillary Services Prices, Day Ahead Market

03/10/2007

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)
00:000.250.250.25450.250.250.2545
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
06:000.840.840.3550.30.30.355
07:009.192.692608.52260
08:0070.50.56070.50.560
09:0018.633.490.55570.50.555
10:0018.733.050.55570.50.555
11:0010.733.050.55070.50.550
12:009.533.030.55070.50.550
13:007.83.020.55072.220.550
14:0073.020.55073.020.550
15:005.543.020.5505.543.020.550
16:004.973.010.583.364.973.010.583.36
17:009.523.023809.53380
18:0012.113.543.5477.1610.043.543.5477.16
19:0018.173.43.462.99.93.43.462.9
20:009.543.04261.58.52261.5
21:009.543.04261.58.52261.5
22:0070.50.55070.50.550
23:000.250.250.25500.250.250.2550