P-5

Ancillary Services Prices, Day Ahead Market

02/10/2007

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
05:001.891.890.25550.250.250.2555
06:003.993.990.25600.250.250.2560
07:0072.640.57072.640.570
08:0070.50.57070.50.570
09:0012.750.57070.50.570
10:0011.550.57070.50.570
11:0011.34.80.57070.50.570
12:0010.74.790.56571.090.565
13:0074.790.56074.790.560
14:0074.790.56074.790.560
15:0074.790.56074.790.560
16:0073.020.58073.020.580
17:0018.4250.58070.50.580
18:0018.065282.588.52282.58
19:0019.0350.579.5970.50.579.59
20:0015.268.760.57070.50.570
21:0010.794.790.560710.560
22:0010.524.020.55570.50.555
23:001.791.790.25550.250.250.2555