P-5

Ancillary Services Prices, Day Ahead Market

05/05/2007

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)
00:000.250.250.25450.250.250.2545
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
05:000.840.840.25450.250.250.2545
06:004.84.80.2571.050.250.250.2571.05
07:00770.556.48770.556.48
08:00770.546.61770.546.61
09:00770.545770.545
10:00770.545770.545
11:008.668.660.545770.545
12:008.188.180.545770.545
13:00770.545770.545
14:00770.545770.545
15:00770.545770.545
16:00770.545770.545
17:00770.545770.545
18:00770.545770.545
19:00770.545770.545
20:009.99.90.545770.545
21:00770.545770.545
22:00770.545770.545
23:003.893.890.25450.250.250.2545