P-5

Ancillary Services Prices, Day Ahead Market

02/18/2005

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)
00:000.840.840.1300.10.10.130
01:002.522.520.1300.10.10.130
02:000.180.180.1300.10.10.130
03:000.180.180.1300.10.10.130
04:000.180.180.1300.10.10.130
05:002.522.520.1300.10.10.130
06:0032.520.168.820.10.10.168.82
07:0040.160.163040.160.1630
08:009.530.160.16309.530.160.1630
09:009.320.350.35309.320.350.3530
10:006.060.20.2306.060.20.230
11:005.770.190.1919.675.770.190.1919.67
12:0040.330.3317.940.330.3317.9
13:0040.190.1917.940.190.1917.9
14:0040.190.1917.940.190.1917.9
15:0040.190.1917.940.190.1917.9
16:0050.160.1665.5650.160.1665.56
17:005.20.350.35305.20.350.3530
18:0010.70.330.3331.6610.70.330.3331.66
19:009.220.20.229.589.220.20.229.58
20:008.660.20.2308.660.20.230
21:0030.160.1638.2830.160.1638.28
22:007.480.150.151.980.10.10.151.98
23:002.522.520.1200.10.10.120