P-5

Ancillary Services Prices, Day Ahead Market

12/26/2005

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
05:000.20.20.2112.190.20.20.2112.19
06:00330.2126.710.250.250.2126.71
07:0070.250.25115.2370.250.25115.23
08:0070.250.25105.3470.250.25105.34
09:009.530.7599.657.250.750.7599.65
10:009.192.690.594.8470.50.594.84
11:009.192.690.52870.50.528
12:009.192.690.52870.50.528
13:009.192.690.52870.50.528
14:009.192.690.52870.50.528
15:009.192.690.52870.50.528
16:008.842.340.592.7970.50.592.79
17:0025.260.980.987525.260.980.9875
18:0019.650.980.987519.650.980.9875
19:0014.790.980.9873.5514.790.980.9873.55
20:007.480.980.9863.437.480.980.9863.43
21:009.530.59170.50.591
22:0070.250.2578.8370.250.2578.83
23:000.20.20.2430.20.20.243