P-5

Ancillary Services Prices, Day Ahead Market

02/27/2006

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
01:000.20.20.2430.20.20.243
02:000.20.20.2430.20.20.243
03:000.20.20.2430.20.20.243
04:000.20.20.2430.20.20.243
05:000.250.250.2597.340.250.250.2597.34
06:00330.2590.630.250.250.2590.63
07:0070.420.429970.420.4299
08:0011.950.250.259970.250.2599
09:0015.2130.547.4470.50.547.44
10:0020.9130.560.170.50.560.1
11:0018.2330.9943.497.490.990.9943.49
12:0012.5930.54370.50.543
13:007.671.170.54370.50.543
14:009.192.690.54370.50.543
15:0010.630.54370.50.543
16:0010.282.540.595.2570.50.595.25
17:0011.322.540.54370.50.543
18:0029.292.540.9958.597.490.990.9958.59
19:0017.352.540.54370.50.543
20:0070.50.57570.50.575
21:009.142.640.59970.50.599
22:0070.20.29070.20.290
23:000.250.250.25430.250.250.2543