P-5

Ancillary Services Prices, Day Ahead Market

09/19/2006

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
07:0073.891.8544.3573.891.8544.35
08:008.53.09244.58.53.09244.5
09:0013.834.993.449.8313.834.993.449.83
10:0013.264.993.449.2613.264.993.449.26
11:0020.56.792.9552.6616.662.952.9552.66
12:0016.5101.5744.078.071.571.5744.07
13:0012.96.40.54370.50.543
14:0013.547.040.54370.50.543
15:0012.856.350.54370.50.543
16:0016.5100.54370.50.543
17:0016.5101.0743.577.571.071.0743.57
18:00104.990.54371.990.543
19:0011.494.990.54370.50.543
20:00104.99244.58.53.49244.5
21:004.994.990.5434.994.990.543
22:0073.090.54373.090.543
23:000.250.250.25430.250.250.2543