P-5

Ancillary Services Prices, Day Ahead Market

09/20/2006

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)
00:000.250.250.25430.250.250.2543
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
07:003.093.090.5433.093.090.543
08:006.243.090.5436.243.090.543
09:0074.990.54374.990.543
10:0074.990.54374.990.543
11:007.494.990.9943.497.494.990.9943.49
12:007.294.990.54374.70.543
13:0074.990.54374.990.543
14:007.074.990.54374.920.543
15:0074.990.54374.990.543
16:0074.990.54374.990.543
17:007.494.990.9943.497.494.990.9943.49
18:007.384.990.8843.387.384.990.8843.38
19:0011.454.993.2445.749.743.283.2445.74
20:0074.990.54374.990.543
21:008.54.99244.58.54.99244.5
22:0073.090.54373.090.543
23:000.250.250.25430.250.250.2543