P-5

Ancillary Service Prices, Day Ahead Market

02/25/2004

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)
00:0051.271.275051.271.2750
01:000.380.380.38500.380.380.3850
02:000.380.380.38200.380.380.3820
03:0032.521.28201.281.281.2820
04:0032.521.4201.991.41.420
05:0032.521.4201.991.41.420
06:003.251.41.4203.251.41.420
07:003.250.380.38113.250.380.3811
08:003.251.11.1113.251.11.111
09:003.251.191.19113.251.191.1911
10:00121.11.111121.11.111
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
16:003.250.20.2113.250.20.211
17:003.250.20.2113.250.20.211
18:00120.350.3511120.350.3511
19:003.250.350.35113.250.350.3511
20:003.250.20.2113.250.20.211
21:003.250.20.2113.250.20.211
22:003.250.20.2503.250.20.250
23:0030.20.25030.20.250