P-5

Ancillary Services Prices, Day Ahead Market

01/15/2006

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)
00:000.340.340.25430.250.250.2543
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
05:002.642.640.25430.250.250.2543
06:004.063.990.18430.250.180.1843
07:0032.150.250.12870.10.128
08:0032.090.250.162870.160.1628
09:0038.143.890.7531100.750.7531
10:0039.73.490.9934.912.20.990.9934.9
11:0034.993.490.9928.497.490.990.9928.49
12:009.8530.152870.150.1528
13:009.8530.152870.150.1528
14:009.530.52870.50.528
15:009.530.52870.50.528
16:0016.8330.999013.370.990.9990
17:0031.482.470.9964.53300.990.9964.53
18:0032.4530.9967.9130.440.990.9967.91
19:0031.96100.999022.950.990.9990
20:0029.07100.999017.670.990.9990
21:0016.3530.999014.340.990.9990
22:007.250.2507570075
23:003.643.490.1430.250.10.143