P-5

Ancillary Service Prices, Day Ahead Market

03/24/2004

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
01:000.390.390.39250.390.390.3925
02:000.390.390.39200.390.390.3920
03:000.390.390.39200.390.390.3920
04:000.390.390.39200.390.390.3920
05:000.840.840.84200.840.840.8420
06:003.250.50.5203.250.50.520
07:003.250.360.3614.993.250.360.3614.99
08:003.250.340.3414.993.250.340.3414.99
09:003.250.340.3414.993.250.340.3414.99
10:003.250.330.3314.993.250.330.3314.99
11:003.250.330.33113.250.330.3311
12:003.250.20.2113.250.20.211
13:001.990.320.32111.990.320.3211
14:001.750.320.32111.750.320.3211
15:001.990.320.32111.990.320.3211
16:003.250.20.214.993.250.20.214.99
17:003.250.320.3214.993.250.320.3214.99
18:003.250.380.3814.993.250.380.3814.99
19:003.250.380.3814.993.250.380.3814.99
20:003.251.21.214.993.251.21.214.99
21:003.250.320.32253.250.320.3225
22:0030.340.342530.340.3425
23:001.750.20.2251.750.20.225