P-5

Ancillary Services Prices, Day Ahead Market

11/14/2008

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)
00:002.642.640.25450.250.250.2545
01:000.250.250.25450.250.250.2545
02:000.20.20.2450.20.20.245
03:000.20.20.2450.20.20.245
04:000.20.20.2450.20.20.245
05:000.250.250.2550.840.250.250.2550.84
06:003.333.330.2560.850.250.250.2560.85
07:0073.350.567.573.350.567.5
08:007.993.340.7578.937.252.60.7578.93
09:009.863.360.574.5770.50.574.57
10:009.853.350.7573.837.250.750.7573.83
11:009.853.350.54570.50.545
12:009.853.350.54570.50.545
13:009.113.340.54571.230.545
14:008.633.340.54571.710.545
15:008.263.340.54572.080.545
16:0073.330.559.0473.330.559.04
17:007.733.331.2350.787.733.331.2350.78
18:007.493.330.9958.877.493.330.9958.87
19:007.493.330.99807.493.330.9980
20:009.833.331.71808.211.711.7180
21:0073.340.58073.340.580
22:0073.340.573.5773.340.573.57
23:003.323.320.3450.30.30.345