P-5

Ancillary Services Prices, Day Ahead Market

05/08/2008

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)
00:000.250.250.25450.250.250.2545
01:000.250.250.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:000.250.250.25450.250.250.2545
06:004.294.290.251000.250.250.25100
07:0010.393.890.525070.50.5250
08:0016.634.290.525070.50.5250
09:0010.794.293.5553.0510.053.553.5553.05
10:0011.55453.510.54453.5
11:0011.553.653.110.13.63.653.1
12:0011.55453.510.54453.5
13:0011.55453.510.54453.5
14:0011.553.5853.0810.083.583.5853.08
15:0011.553.753.210.23.73.753.2
16:0030.345453.510.54453.5
17:0029.055453.510.54453.5
18:0013.9451.6751.178.171.671.6751.17
19:0012.3850.8450.347.340.840.8450.34
20:0011.55453.510.54453.5
21:0011.552.8952.399.392.892.8952.39
22:0020.884.290.165070.160.1650
23:009.414.290.16450.250.160.1645