P-5

Ancillary Service Prices, Day Ahead Market

08/09/2004

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)
00:000.20.20.2200.20.20.220
01:000.170.170.17200.170.170.1720
02:000.10.10.1200.10.10.120
03:000.10.10.1200.10.10.120
04:000.10.10.1200.10.10.120
05:000.160.160.16200.160.160.1620
06:000.20.20.2200.20.20.220
07:000.150.150.15140.150.150.1514
08:000.150.150.15140.150.150.1514
09:000.150.150.15140.150.150.1514
10:000.150.150.15140.150.150.1514
11:000.150.150.15140.150.150.1514
12:000.170.170.17140.170.170.1714
13:000.180.180.18140.180.180.1814
14:000.180.180.18140.180.180.1814
15:000.180.180.18140.180.180.1814
16:000.180.180.18140.180.180.1814
17:000.150.150.15140.150.150.1514
18:000.150.150.15140.150.150.1514
19:000.150.150.15140.150.150.1514
20:000.150.150.15140.150.150.1514
21:000.150.150.15140.150.150.1514
22:000.160.160.16140.160.160.1614
23:001.261.261.26201.261.261.2620