P-5

Ancillary Services Prices, Day Ahead Market

09/18/2006

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)
00:000.250.250.25430.250.250.2543
01:000.250.250.25430.250.250.2543
02:000.250.250.25430.250.250.2543
03:000.250.250.25430.250.250.2543
04:000.250.250.25430.250.250.2543
05:000.250.250.25430.250.250.2543
06:000.250.250.25430.250.250.2543
07:006.523.890.5436.523.890.543
08:007.483.090.9843.487.483.090.9843.48
09:0011.550.54370.50.543
10:0016.5100.54370.50.543
11:0016.5100.54370.50.543
12:0015.539.030.54370.50.543
13:0014.738.230.54370.50.543
14:0011.494.990.54370.50.543
15:0015.07100.54371.930.543
16:0015.46100.546.0771.540.546.07
17:0016.5100.545.0770.50.545.07
18:0016.5100.54370.50.543
19:0016.5100.547.9370.50.547.93
20:00104.990.54371.990.543
21:0074.990.54374.990.543
22:005.453.090.5435.453.090.543
23:000.20.20.2430.20.20.243