P-5

Ancillary Services Prices, Day Ahead Market

08/07/2007

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)
00:000.250.250.1450.250.250.145
01:000.20.20.1450.20.20.145
02:000.190.190.1450.190.190.145
03:000.20.20.1450.20.20.145
04:000.150.150.1450.150.150.145
05:000.20.20.1450.20.20.145
06:000.20.20.1450.20.20.145
07:002.542.540.1502.542.540.150
08:000.840.840.5500.840.840.550
09:003.773.770.5553.773.770.555
10:0073.890.55573.890.555
11:0073.890.542.173.890.542.1
12:009.553.050.549.7270.50.549.72
13:009.553.050.55570.50.555
14:00147.50.55570.50.555
15:00147.50.55570.50.555
16:00147.50.58070.50.580
17:00147.50.58070.50.580
18:00147.50.55570.50.555
19:0012.245.740.55570.50.555
20:0073.060.55573.060.555
21:0010.24.390.55571.190.555
22:006.043.890.5506.043.890.550
23:001.051.050.25350.250.250.2535