P-5

Ancillary Services Prices, Day Ahead Market

02/14/2005

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)
00:000.190.190.1300.10.10.130
01:000.150.150.1300.10.10.130
02:000.10.10.1300.10.10.130
03:000.10.10.1300.10.10.130
04:000.10.10.1300.10.10.130
05:000.150.150.140.480.10.10.140.48
06:000.20.20.166.730.10.10.166.73
07:0030.150.174.720.10.10.174.72
08:0050.150.1574.2150.150.1574.21
09:0050.320.3250.8850.320.3250.88
10:003.660.170.1749.733.660.170.1749.73
11:0030.160.16302.940.160.1630
12:0030.150.1514.130.230.150.1514.13
13:002.220.150.1140.10.10.114
14:001.810.150.1140.10.10.114
15:0030.150.114.160.10.10.114.16
16:0050.150.15750.150.150.1575
17:006.540.150.1577.946.540.150.1577.94
18:007.050.150.1578.57.050.150.1578.5
19:0050.150.1554.6850.150.1554.68
20:004.580.150.1550.914.580.150.1550.91
21:0030.150.0144.940.10.010.0144.94
22:000.260.170.0162.40.10.010.0162.4
23:000.280.190.01300.10.010.0130