P-5

Ancillary Services Prices, Day Ahead Market

09/25/2006

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
01:000.840.840.25430.250.250.2543
02:000.840.840.25430.250.250.2543
03:000.840.840.25430.250.250.2543
04:000.840.840.25430.250.250.2543
05:000.840.840.25430.250.250.2543
06:000.250.250.25430.250.250.2543
07:000.840.840.5430.840.840.543
08:0072.590.54372.590.543
09:007.064.990.54374.930.543
10:008.24.990.54373.790.543
11:0011.494.990.54370.50.543
12:0011.494.990.54370.50.543
13:008.894.990.54373.10.543
14:00104.990.54371.990.543
15:0011.474.990.54370.520.543
16:0012.946.440.54370.50.543
17:0010.974.470.54370.50.543
18:0011.124.620.54370.50.543
19:0011.164.660.54370.50.543
20:009.233.890.54371.660.543
21:008.294.990.54373.70.543
22:0072.590.54372.590.543
23:000.250.250.25430.250.250.2543