P-5

Ancillary Services Prices, Day Ahead Market

02/25/2006

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)
00:000.250.250.25430.250.250.2543
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
05:000.250.250.25750.250.250.2575
06:002.592.590.2596.590.250.250.2596.59
07:0070.250.25109.6670.250.25109.66
08:0070.250.25107.4470.250.25107.44
09:0070.50.59070.50.590
10:0070.50.59070.50.590
11:0070.50.54370.50.543
12:009.092.590.54370.50.543
13:0070.590.54370.590.543
14:0070.590.54370.590.543
15:0070.590.54370.590.543
16:0070.50.511170.50.5111
17:007.340.840.510070.50.5100
18:009.010.840.5104.0170.50.5104.01
19:0070.50.59070.50.590
20:0070.50.59070.50.590
21:0070.50.59070.50.590
22:0070.250.257570.250.2575
23:000.250.250.25430.250.250.2543