P-5

Ancillary Services Prices, Day Ahead Market

12/13/2005

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
01:000.20.20.11430.20.20.1143
02:000.20.20.11430.20.20.1143
03:000.20.20.11430.20.20.1143
04:000.20.20.11430.20.20.1143
05:003.493.490.2500.250.250.250
06:004.594.590.2500.250.250.250
07:009.530.55070.50.550
08:0010.1130.98508.090.980.9850
09:0012.8930.995012.8930.9950
10:0010.30.990.995010.30.990.9950
11:007.340.840.8430.357.340.840.8430.35
12:0070.250.162870.250.1628
13:0070.250.12870.250.128
14:0070.250.12870.250.128
15:0070.250.12870.250.128
16:0020.070.250.2553.2620.070.250.2553.26
17:00453.890.9977.2842.10.990.9977.28
18:00403.890.9975403.890.9975
19:0032.933.890.9958.4132.933.890.9958.41
20:0029.993.890.9957.3227.090.990.9957.32
21:0016.854.990.9858.6212.840.980.9858.62
22:009.530.58870.50.588
23:005.044.990.2430.250.20.243