P-5

Ancillary Services Prices, Day Ahead Market

03/05/2007

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)
00:000.250.250.25450.250.250.2545
01:000.250.250.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:003.093.090.3500.30.30.350
06:003.093.090.3550.30.30.355
07:0010.894.39362.59.53362.5
08:0010.393.893.5463.0410.043.543.5463.04
09:0012.154.59464.5611.564464.56
10:0010.843.543.5463.8410.843.543.5463.84
11:009.563.06256.58.52256.5
12:009.492.991.956.48.41.91.956.4
13:009.492.990.55570.50.555
14:009.052.980.55570.930.555
15:008.972.980.55571.010.555
16:009.482.98251.58.52251.5
17:0012.083.493.4975.0612.063.493.4975.06
18:0026.394489.3926.394489.39
19:0016.944479.9416.944479.94
20:0022.663.553.5576.7318.733.553.5576.73
21:009.482.980.56070.50.560
22:0070.840.55570.840.555
23:000.30.30.3550.30.30.355