P-5

Ancillary Services Prices, Day Ahead Market

07/19/2007

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)
00:000.20.20450.20.2045
01:000.140.140450.140.14045
02:000.140.140450.140.14045
03:000.140.140450.140.14045
04:000.140.140450.140.14045
05:000.140.140450.140.14045
06:000.120.120450.120.12045
07:000.740.740500.740.74050
08:000.20.20500.20.2050
09:003.063.060.1553.063.060.155
10:004.183.070.0852.824.183.070.0852.82
11:0073.070.552.0573.070.552.05
12:0073.050.54273.050.542
13:0073.040.54273.040.542
14:0073.030.54273.030.542
15:0073.030.543.8973.030.543.89
16:008.153.020.56071.870.560
17:0073.020.555.0573.020.555.05
18:0073.040.55573.040.555
19:0073.040.55573.040.555
20:0073.050.55573.050.555
21:0073.070.55573.070.555
22:0073.090.55073.090.550
23:003.093.090.25420.250.250.2542