P-5

Ancillary Services Prices, Day Ahead Market

10/20/2006

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)
00:000.250.250.2430.250.250.243
01:000.840.840.2430.250.250.243
02:000.840.840.2430.250.250.243
03:000.840.840.2430.250.250.243
04:000.840.840.2430.250.250.243
05:000.840.840.2430.250.250.243
06:000.840.840.2430.250.250.243
07:0074.390.54374.390.543
08:007.484.290.9843.487.484.290.9843.48
09:008.55244.58.55244.5
10:008.55244.58.55244.5
11:008.58.5244.58.58.5244.5
12:008.798.790.543770.543
13:008.838.830.543770.543
14:00770.543770.543
15:0074.790.54374.790.543
16:0074.290.54374.290.543
17:0074.290.54374.290.543
18:009.94.293.445.99.94.293.445.9
19:0010.794.293.445.99.93.43.445.9
20:0074.290.54374.290.543
21:006.734.790.5436.734.790.543
22:007.483.490.9843.487.483.490.9843.48
23:000.250.250.25430.250.250.2543