P-5

Ancillary Service Prices, Day Ahead Market

11/14/2004

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)
00:0051.261.262051.261.2620
01:000.320.320.32200.320.320.3220
02:000.320.320.32200.320.320.3220
03:000.320.320.32200.320.320.3220
04:000.320.320.32200.320.320.3220
05:00221.28201.281.281.2820
06:001.991.271.27201.991.271.2720
07:0050.20.21450.20.214
08:0050.20.21450.20.214
09:0050.20.21450.20.214
10:0050.20.21450.20.214
11:0050.20.21450.20.214
12:001.990.20.2141.990.20.214
13:000.20.20.2140.20.20.214
14:000.20.20.2140.20.20.214
15:000.20.20.2140.20.20.214
16:0050.180.1817.4950.180.1817.49
17:00120.20.235120.20.235
18:00120.20.235120.20.235
19:0050.20.23550.20.235
20:0050.150.153550.150.1535
21:0050.20.23550.20.235
22:000.20.20.217.490.20.20.217.49
23:000.840.840.84200.840.840.8420