P-5

Ancillary Services Prices, Day Ahead Market

09/21/2006

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
07:0073.090.547.573.090.547.5
08:0072.540.547.572.540.547.5
09:0074.790.54374.790.543
10:0074.290.54374.290.543
11:0074.290.54374.290.543
12:0074.290.54374.290.543
13:007.054.290.5543.057.054.290.5543.05
14:0074.290.54374.290.543
15:0074.290.54374.290.543
16:0073.890.54373.890.543
17:0073.890.54373.890.543
18:0073.890.54373.890.543
19:008.023.891.5244.028.023.891.5244.02
20:007.493.890.9943.497.493.890.9943.49
21:0074.290.54374.290.543
22:0072.540.54372.540.543
23:000.250.250.25430.250.250.2543