P-5

Ancillary Services Prices, Day Ahead Market

10/09/2006

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
07:0073.090.54373.090.543
08:0072.640.54372.640.543
09:0072.640.54372.640.543
10:008.862.550.54370.690.543
11:008.822.550.54370.730.543
12:008.512.550.54371.040.543
13:009.092.590.54370.50.543
14:008.222.550.54371.330.543
15:009.052.550.54370.50.543
16:009.032.530.54370.50.543
17:009.042.540.54370.50.543
18:009.22.70.54370.50.543
19:0010.13.49244.618.612244.61
20:009.713.093.0945.599.593.093.0945.59
21:0072.540.54372.540.543
22:0072.590.54372.590.543
23:000.250.250.25430.250.250.2543