P-5

Ancillary Services Prices, Day Ahead Market

03/28/2006

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)
00:000.20.20.2430.20.20.243
01:000.250.250.25430.250.250.2543
02:000.20.20.2430.20.20.243
03:000.20.20.2430.20.20.243
04:000.20.20.2430.20.20.243
05:000.840.840.25750.250.250.2575
06:002.492.490.2596.640.250.250.2596.64
07:0070.250.2591.970.250.2591.9
08:0011.460.250.258011.460.250.2580
09:0013.42.451.097512.041.091.0975
10:0014.641.091.097514.641.091.0975
11:0013.731.091.0949.7313.731.091.0949.73
12:0011.652.450.843.37.30.80.843.3
13:008.952.450.54370.50.543
14:008.952.450.54370.50.543
15:008.952.450.54370.50.543
16:007.340.840.593.0470.50.593.04
17:0010.642.450.510070.50.5100
18:0019.451.091.098019.451.091.0980
19:0018.631.091.0956.7918.631.091.0956.79
20:0014.481.091.098014.481.091.0980
21:009.842.451.09758.481.091.0975
22:0070.250.2580.0570.250.2580.05
23:000.840.840.3430.30.30.343