P-5

Ancillary Service Prices, Day Ahead Market

03/19/2004

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)
00:001.750.50.5251.750.50.525
01:000.380.380.38250.380.380.3825
02:000.380.380.38200.380.380.3820
03:000.380.380.38200.380.380.3820
04:000.380.380.38200.380.380.3820
05:001.750.50.5201.750.50.520
06:003.2511203.251120
07:003.250.330.33353.250.330.3335
08:003.250.320.32353.250.320.3235
09:00120.320.3235120.320.3235
10:003.250.20.2113.250.20.211
11:003.250.20.2113.250.20.211
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
16:003.250.20.2353.250.20.235
17:001.750.350.35111.750.350.3511
18:003.250.20.2113.250.20.211
19:003.250.20.2113.250.20.211
20:003.250.350.35113.250.350.3511
21:003.250.370.37253.250.370.3725
22:003.250.320.32253.250.320.3225
23:0030.20.22530.20.225