P-5

Ancillary Service Prices, Day Ahead Market

08/08/2004

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)
00:000.840.840.84200.840.840.8420
01:000.20.20.2200.20.20.220
02:000.140.140.14200.140.140.1420
03:000.140.140.14200.140.140.1420
04:000.140.140.14200.140.140.1420
05:000.140.140.14200.140.140.1420
06:001.261.261.26201.261.261.2620
07:000.160.160.16140.160.160.1614
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
12:000.150.150.15140.150.150.1514
13:000.150.150.15140.150.150.1514
14:000.150.150.15140.150.150.1514
15:000.150.150.15140.150.150.1514
16:000.150.150.15140.150.150.1514
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
21:000.20.20.2140.20.20.214
22:000.20.20.2140.20.20.214
23:000.250.250.25200.250.250.2520