P-5

Ancillary Service Prices, Day Ahead Market

01/24/2004

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)
00:003.250.380.38253.250.380.3825
01:000.160.160.16250.160.160.1625
02:000.160.160.16200.160.160.1620
03:000.160.160.16200.160.160.1620
04:000.160.160.16200.160.160.1620
05:000.350.350.35250.350.350.3525
06:003.250.380.38253.250.380.3825
07:003.250.20.2253.250.20.225
08:003.250.20.2253.250.20.225
09:00100.350.3525100.350.3525
10:00100.350.3511100.350.3511
11:003.250.350.35113.250.350.3511
12:003.250.20.2113.250.20.211
13:003.250.20.2113.250.20.211
14:003.250.20.2113.250.20.211
15:003.250.20.2113.250.20.211
16:003.250.20.2253.250.20.225
17:00100.350.3525100.350.3525
18:00100.350.3525100.350.3525
19:00440.350.3525440.350.3525
20:00100.160.1625100.160.1625
21:003.250.190.19253.250.190.1925
22:003.250.20.2253.250.20.225
23:003.250.380.38253.250.380.3825