P-5

Ancillary Service Prices, Day Ahead Market

09/03/2004

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)
00:000.360.360.2200.20.20.220
01:000.10.10.1200.10.10.120
02:000.10.10.1200.10.10.120
03:000.10.10.1200.10.10.120
04:000.10.10.1200.10.10.120
05:000.10.10.1400.10.10.140
06:000.360.360.2400.20.20.240
07:000.20.20.2550.20.20.255
08:000.20.20.2400.20.20.240
09:000.20.20.2400.20.20.240
10:000.20.20.2140.20.20.214
11:000.20.20.2140.20.20.214
12:000.20.20.2140.20.20.214
13:000.20.20.2140.20.20.214
14:000.20.20.2140.20.20.214
15:000.320.320.32140.320.320.3214
16:000.160.160.16140.160.160.1614
17:000.190.190.19140.190.190.1914
18:000.190.190.19140.190.190.1914
19:000.190.190.19140.190.190.1914
20:000.190.190.19140.190.190.1914
21:000.20.20.2140.20.20.214
22:000.990.20.2140.990.20.214
23:000.450.450.45200.450.450.4520