P-5

Ancillary Services Prices, Day Ahead Market

03/24/2005

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)
00:000.920.840.17200.250.170.1720
01:000.910.840.18200.250.180.1820
02:000.250.250.25200.250.250.2520
03:000.20.20.2200.20.20.220
04:000.250.250.25200.250.250.2520
05:000.840.840.2540.70.250.250.2540.7
06:002.20.840.2573.640.250.250.2573.64
07:00100.990.9972.42100.990.9972.42
08:0012.730.20.27512.730.20.275
09:0016.250.450.456016.250.450.4560
10:0015.140.450.456015.140.450.4560
11:0014.090.450.4537.0914.090.450.4537.09
12:007.490.450.4514.497.490.450.4514.49
13:0070.450.451470.450.4514
14:0070.450.451470.450.4514
15:0070.450.451470.450.4514
16:008.430.390.3965.928.430.390.3965.92
17:0010.740.390.397510.740.390.3975
18:0016.280.360.3639.2816.280.360.3639.28
19:0018.490.360.363818.490.360.3638
20:00130.180.1840130.180.1840
21:009.40.20.240.739.40.20.240.73
22:007.550.50.558.2770.50.558.27
23:0080.840.25200.250.250.2520