P-5

Ancillary Service Prices, Day Ahead Market

08/07/2003

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)
00:000.750.750.4250.750.750.425
01:000.750.750.4250.750.750.425
02:000.750.750.4250.750.750.425
03:000.750.750.4190.750.750.419
04:000.750.750.4190.750.750.419
05:000.750.750.4190.750.750.419
06:000.750.750.4190.750.750.419
07:000.750.750.75210.750.750.7521
08:000.750.750.75140.750.750.7514
09:002.20.70.7142.20.70.714
10:002.20.680.68142.20.680.6814
11:002.20.680.68102.20.680.6810
12:002.20.70.7102.20.70.710
13:002.50.70.7102.50.70.710
14:002.50.70.7102.50.70.710
15:002.20.70.7102.20.70.710
16:002.50.70.7102.50.70.710
17:002.20.680.68142.20.680.6814
18:002.20.680.68142.20.680.6814
19:002.20.680.68142.20.680.6814
20:002.20.680.6819.52.20.680.6819.5
21:002.20.680.6819.52.20.680.6819.5
22:002.20.70.719.52.20.70.719.5
23:001.020.680.519.51.020.50.519.5