P-5

Ancillary Services Prices, Day Ahead Market

12/16/2011

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)
00:003.363.360.085.50.080.080.085.5
01:003.363.360.085.50.080.080.085.5
02:003.363.360.085.50.080.080.085.5
03:003.363.360.0860.080.080.086
04:003.363.360.0860.080.080.086
05:003.353.350.0860.080.080.086
06:003.353.350.0860.080.080.086
07:003.353.350.2760.270.270.276
08:003.353.350.2760.270.270.276
09:003.353.350.275.750.270.270.275.75
10:004.613.360.275.751.520.270.275.75
11:003.953.360.275.750.860.270.275.75
12:003.363.360.275.750.270.270.275.75
13:003.353.350.275.750.270.270.275.75
14:003.353.350.275.750.270.270.275.75
15:003.333.330.275.750.270.270.275.75
16:004.93.340.27201.830.270.2720
17:0010.23.470.272070.270.2720
18:004.983.360.27201.890.270.2720
19:004.93.340.2791.830.270.279
20:004.943.340.2761.870.270.276
21:004.393.320.2761.340.270.276
22:003.133.130.274.50.270.270.274.5
23:002.682.680.084.50.080.080.084.5