P-5

Ancillary Services Prices, Day Ahead Market

06/01/2008

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)
00:003.593.590.25450.250.250.2545
01:003.593.590.25450.250.250.2545
02:000.330.330.25450.250.250.2545
03:000.250.250.2547.960.250.250.2547.96
04:000.250.250.2546.270.250.250.2546.27
05:000.330.330.2550.770.250.250.2550.77
06:003.593.590.25450.250.250.2545
07:0073.890.54573.890.545
08:0073.090.54573.090.545
09:0073.460.54573.460.545
10:0073.390.54573.390.545
11:009.893.390.54570.50.545
12:0010.273.770.54570.50.545
13:0011.764.290.54570.50.545
14:0012.884.390.54570.50.545
15:009.893.390.54570.50.545
16:0017.783.890.54570.50.545
17:0013.383.890.557.8770.50.557.87
18:009.883.380.54570.50.545
19:009.883.380.54570.50.545
20:009.853.350.549.2270.50.549.22
21:009.963.460.5108.2370.50.5108.23
22:007.490.990.510070.50.5100
23:000.40.40.25450.250.250.2545