P-5

Ancillary Services Prices, Day Ahead Market

07/14/2007

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)
00:000.20.20.1450.20.20.145
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
06:000.20.20.161.40.20.20.161.4
07:000.20.20.156.10.20.20.156.1
08:000.180.180.150.540.180.180.150.54
09:003.063.060.1453.063.060.145
10:0073.070.15073.070.150
11:0073.070.15073.070.150
12:0073.070.55073.070.550
13:0073.050.55073.050.550
14:0073.050.55073.050.550
15:0073.050.55073.050.550
16:007.493.040.55072.550.550
17:0073.040.55073.040.550
18:0073.050.15073.050.150
19:0073.050.15073.050.150
20:0073.050.15073.050.150
21:0073.070.14573.070.145
22:0072.690.14572.690.145
23:000.250.250.1450.250.250.145