P-5

Ancillary Services Prices, Day Ahead Market

07/08/2007

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)
00:000.250.250450.250.25045
01:000.160.160450.160.16045
02:000.180.180450.180.18045
03:000.180.180450.180.18045
04:000.180.180450.180.18045
05:000.180.180450.180.18045
06:000.160.160450.160.16045
07:000.150.150450.150.15045
08:000.190.190450.190.19045
09:00330.135.64330.135.64
10:003.043.040.1453.043.040.145
11:003.063.06032.843.063.06032.84
12:006.933.490.536.936.933.490.536.93
13:009.543.040.55570.50.555
14:009.543.040.55570.50.555
15:0010.683.060.55570.50.555
16:00103.060.559.5270.50.559.52
17:00103.060.55570.50.555
18:009.523.020.55070.50.550
19:006.953.040.5506.953.040.550
20:0073.050.55073.050.550
21:008.663.490.54571.830.545
22:0073.490.54573.490.545
23:003.093.090.25450.250.250.2545