P-5

Ancillary Services Prices, Day Ahead Market

12/14/2005

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)
00:00330.2430.250.250.243
01:000.250.250.17430.250.250.1743
02:000.250.250.17430.250.250.1743
03:000.250.250.17430.250.250.1743
04:000.250.250.17430.250.250.1743
05:003.843.790.2500.250.20.250
06:003.963.890.18500.250.180.1850
07:007.240.250.0154.0870.010.0154.08
08:0017.410.250.1756.5117.330.170.1756.51
09:0016.1430.235013.380.230.2350
10:0010.5630.35507.910.350.3550
11:009.342.840.536.0170.50.536.01
12:009.252.750.52870.50.528
13:009.252.750.52870.50.528
14:008.852.350.52870.50.528
15:008.852.350.534.7370.50.534.73
16:0018.354.790.8471.5914.40.840.8471.59
17:0049.01100.9975400.990.9975
18:00444.990.9975400.990.9975
19:00344.990.9962.33300.990.9962.33
20:0033.2100.9968.0224.190.990.9968.02
21:0016.5100.563.6570.50.563.65
22:0070.250.2572.0670.250.2572.06
23:003.0530.2430.250.20.243