P-5

Ancillary Service Prices, Day Ahead Market

03/16/2004

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)
00:001.750.50.5251.750.50.525
01:001.750.840.84251.750.840.8425
02:001.750.840.84201.750.840.8420
03:001.750.840.84201.750.840.8420
04:001.750.840.84201.750.840.8420
05:001.750.840.84201.750.840.8420
06:003.250.50.5203.250.50.520
07:003.250.360.36353.250.360.3635
08:00120.350.3535120.350.3535
09:00120.350.3535120.350.3535
10:003.250.340.34113.250.340.3411
11:003.250.340.34113.250.340.3411
12:003.250.320.32113.250.320.3211
13:003.250.320.32113.250.320.3211
14:003.250.320.32113.250.320.3211
15:003.250.320.32113.250.320.3211
16:003.250.20.2353.250.20.235
17:00120.320.3235120.320.3235
18:00120.50.535120.50.535
19:003.250.50.5113.250.50.511
20:003.250.50.5253.250.50.525
21:003.250.390.39253.250.390.3925
22:003.250.330.33253.250.330.3325
23:001.990.20.2201.990.20.220