P-5

Ancillary Service Prices, Day Ahead Market

07/01/2004

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
02:000.170.170.17200.170.170.1720
03:000.170.170.17200.170.170.1720
04:000.170.170.17200.170.170.1720
05:000.170.170.17200.170.170.1720
06:000.370.370.25200.250.250.2520
07:000.20.20.2120.20.20.212
08:000.20.20.2120.20.20.212
09:000.20.20.2120.20.20.212
10:000.380.380.38120.380.380.3812
11:000.380.380.38120.380.380.3812
12:000.370.370.37120.370.370.3712
13:0020.390.391220.390.3912
14:001.991.421.4212.21.991.421.4212.2
15:0021.421.4212.221.421.4212.2
16:0021.41.412.221.41.412.2
17:0021.261.261221.261.2612
18:000.360.360.36120.360.360.3612
19:000.370.370.37120.370.370.3712
20:0020.360.361220.360.3612
21:000.20.20.2120.20.20.212
22:000.350.350.35120.350.350.3512
23:001.451.451.45201.451.451.4520