P-5

Ancillary Service Prices, Day Ahead Market

07/14/2004

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)
00:000.390.390.39200.390.390.3920
01:000.450.450.45200.450.450.4520
02:000.10.10.1200.10.10.120
03:000.10.10.1200.10.10.120
04:000.10.10.1200.10.10.120
05:000.10.10.1200.10.10.120
06:000.390.390.39200.390.390.3920
07:000.20.20.240.20.20.24
08:000.20.20.240.20.20.24
09:000.20.20.220.20.20.22
10:001.750.20.241.750.20.24
11:0030.20.2230.20.22
12:001.750.330.3321.750.330.332
13:001.990.370.3721.990.370.372
14:000.380.380.3820.380.380.382
15:0030.380.38230.380.382
16:0030.20.211.530.20.211.5
17:000.990.330.3340.990.330.334
18:001.750.320.3241.750.320.324
19:000.20.20.220.20.20.22
20:000.160.160.1640.160.160.164
21:000.160.160.1640.160.160.164
22:000.20.20.220.20.20.22
23:000.50.50.5200.50.50.520