P-5

Ancillary Services Prices, Day Ahead Market

12/13/2011

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)
00:004.024.020.065.730.060.060.065.73
01:004.974.970.065.50.060.060.065.5
02:004.974.970.065.50.060.060.065.5
03:004.974.970.0660.060.060.066
04:004.974.970.0660.060.060.066
05:004.974.970.066.160.060.060.066.16
06:004.224.220.0660.060.060.066
07:004.914.910.3260.320.320.326
08:003.863.860.3260.320.320.326
09:004.164.160.3260.320.320.326
10:004.844.840.325.950.320.320.325.95
11:004.844.840.325.950.320.320.325.95
12:004.654.650.325.950.320.320.325.95
13:004.654.650.3260.320.320.326
14:004.654.650.3260.320.320.326
15:003.463.460.3260.320.320.326
16:0011.324.970.32206.670.320.3220
17:0016.979.97027.9870027.98
18:0013.066.070.012070.010.0120
19:0011.184.970.3296.530.320.329
20:006.654.970.32620.320.326
21:004.924.920.3260.320.320.326
22:003.323.320.324.50.320.320.324.5
23:003.353.350.064.790.060.060.064.79