P-5

Ancillary Services Prices, Day Ahead Market

11/13/2008

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)
00:002.542.540.25450.250.250.2545
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
05:003.093.090.25500.250.250.2550
06:003.323.320.2558.920.250.250.2558.92
07:006.953.370.554.86.953.370.554.8
08:006.953.350.552.276.953.350.552.27
09:0073.350.54573.350.545
10:0073.330.54573.330.545
11:0073.330.54573.330.545
12:007.923.330.54572.410.545
13:008.733.330.54571.60.545
14:009.833.330.54570.50.545
15:0073.330.54573.330.545
16:006.953.320.6947.036.953.320.6947.03
17:0013.513.353.3556.5613.513.353.3556.56
18:009.53.32352.559.53.32352.55
19:006.953.321.2945.796.953.321.2945.79
20:006.953.320.7545.256.953.320.7545.25
21:008.213.331.7146.218.213.331.7146.21
22:0073.350.571.7573.350.571.75
23:003.323.320.3450.30.30.345