P-5

Ancillary Services Prices, Day Ahead Market

09/15/2006

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)
00:000.20.20.2430.20.20.243
01:000.20.20.2430.20.20.243
02:000.20.20.2430.20.20.243
03:000.20.20.2430.20.20.243
04:000.20.20.2430.20.20.243
05:000.250.250.25430.250.250.2543
06:000.250.250.25430.250.250.2543
07:0073.890.54373.890.543
08:007.483.090.9843.487.483.090.9843.48
09:00104.790.9843.487.482.270.9843.48
10:008.914.790.9843.487.483.360.9843.48
11:009.764.790.9843.487.482.510.9843.48
12:00104.790.9843.487.482.270.9843.48
13:009.544.790.9843.487.482.730.9843.48
14:007.794.790.9843.487.484.480.9843.48
15:007.484.790.9843.487.484.790.9843.48
16:00104.790.9843.487.482.270.9843.48
17:007.484.790.9843.487.484.790.9843.48
18:007.484.790.9843.487.484.790.9843.48
19:007.484.790.9843.487.484.790.9843.48
20:007.484.790.9843.487.484.790.9843.48
21:0074.790.54374.790.543
22:002.762.760.9843.482.762.760.9843.48
23:000.250.250.25430.250.250.2543