P-5

Ancillary Services Prices, Day Ahead Market

11/13/2007

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)
00:000.250.250.2552.220.250.250.2552.22
01:000.20.20.256.030.20.20.256.03
02:000.20.20.258.370.20.20.258.37
03:000.20.20.258.150.20.20.258.15
04:000.20.20.255.990.20.20.255.99
05:000.250.250.2554.790.250.250.2554.79
06:000.250.250.25600.250.250.2560
07:0070.50.57070.50.570
08:0070.50.57070.50.570
09:0073.070.56573.070.565
10:0073.050.56573.050.565
11:0073.070.55573.070.555
12:0073.070.55573.070.555
13:0073.090.55573.090.555
14:0073.070.55573.070.555
15:0073.070.55573.070.555
16:006.953.010.5806.953.010.580
17:009.513.013.01809.513.013.0180
18:009.513.013.01809.513.013.0180
19:00730.565730.565
20:0073.010.56573.010.565
21:0073.020.547.7273.020.547.72
22:0070.50.58070.50.580
23:000.250.250.2562.780.250.250.2562.78