P-5

Ancillary Service Prices, Day Ahead Market

11/08/2004

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)
00:000.450.450.25200.250.250.2520
01:000.20.20.2200.20.20.220
02:000.20.20.2350.20.20.235
03:000.20.20.2200.20.20.220
04:000.20.20.2200.20.20.220
05:000.340.340.25500.250.250.2550
06:005.50.450.25881.990.250.2588
07:005.50.20.2755.50.20.275
08:005.50.320.32755.50.320.3275
09:005.50.320.32505.50.320.3250
10:005.50.20.2505.50.20.250
11:005.50.20.2165.50.20.216
12:0080.20.21480.20.214
13:0080.20.21480.20.214
14:0080.20.21480.20.214
15:0080.20.21480.20.214
16:005.50.20.2755.50.20.275
17:00120.360.3650120.360.3650
18:0080.360.363580.360.3635
19:005.50.360.36165.50.360.3616
20:005.50.350.35355.50.350.3535
21:0080.390.395080.390.3950
22:005.50.330.33505.50.330.3350
23:001.21.21.2201.21.21.220