P-5

Ancillary Services Prices, Day Ahead Market

05/10/2007

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)
00:000.190.190.1450.190.190.145
01:000.20.20.1450.20.20.145
02:000.20.20.1450.20.20.145
03:000.20.20.1450.20.20.145
04:000.20.20.1450.20.20.145
05:000.20.20.1450.20.20.145
06:000.250.250.198.760.250.250.198.76
07:00750.15300750.15300
08:00750.1575750.1575
09:0010.9450.155071.060.1550
10:009.8850.55072.120.550
11:001050.550720.550
12:001050.550720.550
13:001050.550720.550
14:001050.550720.550
15:009.583.080.55070.50.550
16:009.573.070.55070.50.550
17:009.573.070.55070.50.550
18:009.973.070.15070.10.150
19:0010.943.070.153.9410.943.070.153.94
20:0016.463.072.3259.4616.463.072.3259.46
21:009.583.080.54770.50.547
22:003.953.890.5473.953.890.547
23:000.250.250.25450.250.250.2545