P-5

Ancillary Services Prices, Day Ahead Market

09/15/2005

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)
00:000.20.20430.20.2043
01:000.20.20430.20.2043
02:000.20.20430.20.2043
03:000.20.20430.20.2043
04:000.20.20430.20.2043
05:000.20.20430.20.2043
06:000.20.20.18430.20.20.1843
07:0073.090.548.273.090.548.2
08:0070.250.2546.7170.250.2546.71
09:008.332.190.53570.860.535
10:0070.50.531.5670.50.531.56
11:0070.50.52870.50.528
12:0070.50.52870.50.528
13:0070.50.52870.50.528
14:0070.50.52870.50.528
15:0070.50.532.570.50.532.5
16:0070.50.561.9870.50.561.98
17:0070.50.545.3970.50.545.39
18:0070.50.551.2270.50.551.22
19:0070.50.57570.50.575
20:0013.783.490.53570.50.535
21:0019.714.390.53570.50.535
22:0010.794.290.536.7770.50.536.77
23:00330.25430.250.250.2543