P-5

Ancillary Services Prices, Day Ahead Market

11/16/2005

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)
00:000.250.250.2430.250.250.243
01:000.20.20.2430.20.20.243
02:000.20.20.2430.20.20.243
03:000.20.20.2430.20.20.243
04:000.20.20.2430.20.20.243
05:000.250.250.2128.30.250.250.2128.3
06:00330.2593.920.250.250.2593.92
07:0070.50.58870.50.588
08:0070.50.58870.50.588
09:007.490.990.9934.637.490.990.9934.63
10:007.490.990.9932.187.490.990.9932.18
11:007.490.990.9928.497.490.990.9928.49
12:007.480.980.9828.487.480.980.9828.48
13:007.480.980.9828.487.480.980.9828.48
14:007.340.840.7528.257.250.750.7528.25
15:007.090.590.52870.50.528
16:008.070.990.9992.897.490.990.9992.89
17:0023.690.990.997523.690.990.9975
18:0014.680.990.997514.680.990.9975
19:007.490.990.9938.797.490.990.9938.79
20:007.490.990.9931.137.490.990.9931.13
21:009.142.640.5103.8570.50.5103.85
22:009.530.587.3170.50.587.31
23:00330.25430.250.250.2543