P-5

Ancillary Services Prices, Day Ahead Market

07/12/2007

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)
00:000.20.20.1450.20.20.145
01:000.190.190.1450.190.190.145
02:000.170.170.1450.170.170.145
03:000.160.160.1450.160.160.145
04:000.160.160.1450.160.160.145
05:000.160.160.1450.160.160.145
06:000.130.130.1450.130.130.145
07:000.840.840.1600.840.840.160
08:000.840.840.1600.840.840.160
09:003.053.050.5653.053.050.565
10:005.923.050.5655.923.050.565
11:0073.050.56573.050.565
12:0073.050.56073.050.560
13:00103.50.54070.50.540
14:0010.794.290.548.9170.50.548.91
15:0023.654.283.5653.6522.933.563.5653.65
16:009.563.063.0667.569.563.063.0667.56
17:009.93.43.467.99.93.43.467.9
18:007.293.050.7965.297.293.050.7965.29
19:0073.050.56573.050.565
20:0073.050.56573.050.565
21:008.693.092.1961.698.693.092.1961.69
22:0073.090.196073.090.1960
23:002.642.640.1450.250.250.145