P-5

Ancillary Services Prices, Day Ahead Market

08/04/2007

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)
00:000.250.250.140.720.250.250.140.72
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
06:000.180.180.150.680.180.180.150.68
07:000.160.160450.160.16045
08:000.20.20450.20.2045
09:003.053.050.1553.053.050.155
10:003.063.060.18553.063.060.1855
11:0073.890.55573.890.555
12:0010.023.893.5240.0210.023.893.5240.02
13:0011.244453.3311.244453.33
14:009.553.050.55570.50.555
15:009.553.050.55570.50.555
16:0011.494.990.55570.50.555
17:0010.754.250.55570.50.555
18:0013.733.543.5461.7313.733.543.5461.73
19:00103.53.558103.53.558
20:008.483.061.9856.488.483.061.9856.48
21:008.583.092.0856.588.583.092.0856.58
22:0073.490.184573.490.1845
23:002.592.590.19450.250.250.1945