P-5

Ancillary Services Prices, Day Ahead Market

03/19/2005

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)
00:000.790.790.1200.10.10.120
01:000.840.840.1200.10.10.120
02:000.840.840.1200.10.10.120
03:000.840.840.1200.10.10.120
04:000.840.840.1200.10.10.120
05:000.840.840.168.190.10.10.168.19
06:000.790.790.1157.510.10.10.1157.51
07:000.990.150.15750.990.150.1575
08:0070.150.1576.7870.150.1576.78
09:008.390.20.262.618.390.20.262.61
10:00100.190.1964.23100.190.1964.23
11:009.590.20.2409.590.20.240
12:0050.150.1518.950.150.1518.9
13:004.010.150.0217.783.880.020.0217.78
14:002.30.15016.052.150016.05
15:001.590.150.0115.351.450.010.0115.35
16:003.370.150.0179.143.230.010.0179.14
17:009.110.150.1591.619.110.150.1591.61
18:00130.20.242.34130.20.242.34
19:00130.20.241.08130.20.241.08
20:0011.780.150.1567.8211.780.150.1567.82
21:006.060.150.1561.766.060.150.1561.76
22:0013.030.150.163.40.10.10.163.4
23:0030.790.1200.10.10.120