P-5

Ancillary Services Prices, Day Ahead Market

01/24/2006

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)
00:000.250.250.1430.250.250.143
01:000.20.20.1430.20.20.143
02:000.20.20.1430.20.20.143
03:000.20.20.1430.20.20.143
04:000.20.20.1430.20.20.143
05:000.250.250.1750.250.250.175
06:003.593.490.15103.770.250.150.15103.77
07:007.090.250.1610070.160.16100
08:0070.250.2551.6470.250.2551.64
09:009.142.640.9932.617.490.990.9932.61
10:008.992.490.9932.047.490.990.9932.04
11:009.142.640.9928.497.490.990.9928.49
12:009.530.7528.257.250.750.7528.25
13:009.392.540.152870.150.1528
14:009.392.540.152870.150.1528
15:009.392.540.152870.150.1528
16:0010.230.990.999010.230.990.9990
17:0026.560.990.9952.7826.560.990.9952.78
18:0021.960.990.9950.0121.960.990.9950.01
19:0014.920.990.9937.9714.920.990.9937.97
20:0014.370.990.9940.8314.370.990.9940.83
21:0029.4100.99907.490.990.9990
22:00320.250.257570.250.2575
23:0029.394.390.25430.250.250.2543