P-5

Ancillary Services Prices, Day Ahead Market

02/26/2009

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)
00:003.383.380.25450.250.250.2545
01:003.413.410.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:003.493.490.25450.250.250.2545
06:003.823.820.2549.910.250.250.2549.91
07:0011.294.790.54570.50.545
08:0011.294.79246.58.52246.5
09:0011.755.25246.58.52246.5
10:0011.755.25246.58.52246.5
11:0011.65.10.54570.50.545
12:009.593.380.54570.790.545
13:009.953.450.54570.50.545
14:009.883.380.54570.50.545
15:009.883.380.54570.50.545
16:009.883.380.54570.50.545
17:0010.794.290.8545.357.350.850.8545.35
18:0016.173.493.4954.1716.173.493.4954.17
19:009.993.490.54570.50.545
20:009.963.462.9847.489.482.982.9847.48
21:009.883.38246.58.52246.5
22:009.93.40.54570.50.545
23:003.493.490.3450.30.30.345