P-5

Ancillary Services Prices, Day Ahead Market

11/06/2008

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
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:000.250.250.25500.250.250.2550
06:003.333.330.2561.040.250.250.2561.04
07:0073.370.54573.370.545
08:007.493.350.9945.497.493.350.9945.49
09:007.253.350.7545.257.253.350.7545.25
10:007.253.330.7545.257.253.330.7545.25
11:009.853.350.7545.257.250.750.7545.25
12:009.853.350.54570.50.545
13:0073.330.54573.330.545
14:0073.330.54573.330.545
15:0073.330.54573.330.545
16:007.253.320.7545.257.253.320.7545.25
17:009.833.332.146.68.62.12.146.6
18:008.213.321.7146.218.213.321.7146.21
19:008.213.321.7146.218.213.321.7146.21
20:009.833.331.7146.218.211.711.7146.21
21:007.733.331.2378.87.733.331.2378.8
22:0073.340.54573.340.545
23:003.323.320.3450.30.30.345