P-5

Ancillary Services Prices, Day Ahead Market

03/30/2007

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
01:000.20.20.2450.20.20.245
02:000.20.20.2450.20.20.245
03:000.20.20.2450.20.20.245
04:000.20.20.2450.20.20.245
05:000.250.250.25450.250.250.2545
06:003.183.183653.183.18365
07:0010.524.790.566.5771.270.566.57
08:0013.323.563.5669.3713.323.563.5669.37
09:0016.264.993.0962.3614.363.093.0962.36
10:00153.543.5463153.543.5463
11:0012.525257.529.522257.52
12:0012.526.02256.58.52256.5
13:0012.56256.58.52256.5
14:009.543.04256.58.52256.5
15:0016.510256.58.52256.5
16:00103.51.34957.841.341.3495
17:0010.213.712958.52295
18:0011.063.0429510.022295
19:0016.673.042.9875.9916.612.982.9875.99
20:0017.993.73.765.9917.993.73.765.99
21:009.533.03261.58.52261.5
22:0072.640.55572.640.555
23:000.30.30.3550.30.30.355