P-5

Ancillary Services Prices, Day Ahead Market

11/24/2008

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
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:000.840.840.25450.250.250.2545
06:002.262.260.25450.250.250.2545
07:008.782.280.54570.50.545
08:009.062.271.2346.028.021.231.2346.02
09:008.772.271.7146.218.211.711.7146.21
10:008.762.262.0946.598.592.092.0946.59
11:008.772.271.2345.737.731.231.2345.73
12:008.772.270.9945.497.490.990.9945.49
13:007.32.250.54571.950.545
14:0072.250.54572.250.545
15:0072.250.54572.250.545
16:008.752.252.2546.758.752.252.2546.75
17:0014.622.282.2852.6214.622.282.2852.62
18:008.782.282.2846.788.782.282.2846.78
19:008.212.241.7146.218.212.241.7146.21
20:0011.762.261.4747.159.151.471.4747.15
21:008.742.241.4745.977.971.471.4745.97
22:002.32.250.5452.32.250.545
23:000.880.880.3450.30.30.345