P-5

Ancillary Services Prices, Day Ahead Market

02/21/2007

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)
00:000.250.250.25500.250.250.2550
01:000.250.250.25500.250.250.2550
02:000.250.250.25500.250.250.2550
03:000.250.250.25500.250.250.2550
04:000.250.250.25500.250.250.2550
05:000.250.250.25550.250.250.2555
06:000.250.250.25600.250.250.2560
07:002.672.670.5702.672.670.570
08:0070.50.57070.50.570
09:0073.090.57073.090.570
10:0073.030.57073.030.570
11:0073.030.55573.030.555
12:003.033.030.5553.033.030.555
13:003.033.030.5553.033.030.555
14:003.023.020.5553.023.020.555
15:003.023.020.5553.023.020.555
16:003.023.020.5553.023.020.555
17:0073.020.57573.020.575
18:008.53.01287.18.53.01287.1
19:009.023.012.5277.029.023.012.5277.02
20:006.093.020.5706.093.020.570
21:0073.030.56073.030.560
22:0072.640.55572.640.555
23:000.250.250.25550.250.250.2555