P-5

Ancillary Services Prices, Day Ahead Market

11/07/2008

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)
00:000.250.250.25450.250.250.2545
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
05:000.250.250.25500.250.250.2550
06:003.333.330.2560.270.250.250.2560.27
07:0073.370.54573.370.545
08:007.493.340.9945.497.493.340.9945.49
09:009.863.360.7545.257.250.750.7545.25
10:009.853.350.7545.257.250.750.7545.25
11:0073.330.54573.330.545
12:0073.350.54573.350.545
13:0073.350.54573.350.545
14:0073.350.54573.350.545
15:0073.350.54573.350.545
16:0073.330.54573.330.545
17:007.893.331.3945.897.893.331.3945.89
18:0073.330.545.7573.330.545.75
19:007.493.340.9945.497.493.340.9945.49
20:007.53.32145.57.53.32145.5
21:006.993.330.9945.496.993.330.9945.49
22:0073.350.54573.350.545
23:003.343.340.3450.30.30.345