P-5

Ancillary Services Prices, Day Ahead Market

02/04/2005

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)
00:000.740.740.1200.10.10.120
01:000.10.10.1200.10.10.120
02:000.10.10.1200.10.10.120
03:000.10.10.125.260.10.10.125.26
04:000.10.10.1200.10.10.120
05:000.840.840.165.860.10.10.165.86
06:002.522.520.1990.10.10.199
07:0030.150.15750.150.150.1575
08:0050.150.1577.4550.150.1577.45
09:0050.330.33301.280.330.3330
10:0050.170.17750.170.170.1775
11:0030.160.16200.160.160.1620
12:0030.150.1140.10.10.114
13:000.240.150.01140.10.010.0114
14:000.150.150.1140.10.10.114
15:001.660.320.1140.10.10.114
16:0050.160.16750.160.160.1675
17:0019.540.20.261.842.950.20.261.84
18:0016.30.20.262.81.420.20.262.8
19:0050.20.225.820.20.20.225.82
20:001.680.20.2300.20.20.230
21:000.190.190.1750.10.10.175
22:000.150.150.167.620.10.10.167.62
23:000.840.840.1200.10.10.120