P-5

Ancillary Services Prices, Day Ahead Market

12/02/2007

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)
00:002.492.490.3450.30.30.345
01:000.250.250.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:000.250.250.25450.250.250.2545
06:000.840.840.3450.30.30.345
07:0072.640.54572.640.545
08:009.142.640.54570.50.545
09:009.593.090.54570.50.545
10:009.563.060.54570.50.545
11:009.563.060.54570.50.545
12:009.553.050.54570.50.545
13:009.553.050.54570.50.545
14:009.553.050.54570.50.545
15:009.553.050.54570.50.545
16:0072.640.55572.640.555
17:00103.050.55570.50.555
18:009.993.050.55570.50.555
19:009.533.030.55570.50.555
20:009.553.050.55570.50.555
21:009.543.040.54570.50.545
22:0070.50.54570.50.545
23:000.250.250.25450.250.250.2545