P-5

Ancillary Services Prices, Day Ahead Market

11/20/2008

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)
00:000.840.840.25450.250.250.2545
01:000.840.840.25450.250.250.2545
02:000.840.840.25450.250.250.2545
03:000.840.840.25450.250.250.2545
04:000.840.840.25450.250.250.2545
05:000.840.840.25450.250.250.2545
06:003.353.350.25450.250.250.2545
07:009.883.380.54570.50.545
08:0073.340.54573.340.545
09:009.883.380.9945.497.490.990.9945.49
10:007.623.341.1245.627.623.341.1245.62
11:009.883.380.54570.50.545
12:0083.340.54572.340.545
13:0073.340.54573.340.545
14:009.853.350.54570.50.545
15:0073.340.54573.340.545
16:007.763.331.2645.767.763.331.2645.76
17:0012.453.383.3850.4512.453.383.3850.45
18:009.53.33347.59.53.33347.5
19:009.363.332.8647.369.363.332.8647.36
20:008.213.331.7146.218.213.331.7146.21
21:009.843.341.1245.627.621.121.1245.62
22:009.833.330.54570.50.545
23:002.542.540.3450.30.30.345