P-5

Ancillary Services Prices, Day Ahead Market

12/19/2011

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)
00:003.463.320.085.50.220.080.085.5
01:003.463.360.085.50.180.080.085.5
02:003.463.360.085.50.180.080.085.5
03:003.463.360.0860.180.080.086
04:003.463.360.0860.180.080.086
05:003.463.360.0860.180.080.086
06:003.343.340.0860.080.080.086
07:003.343.340.2660.260.260.266
08:003.343.340.2660.260.260.266
09:003.353.350.265.750.260.260.265.75
10:004.243.360.265.751.140.260.265.75
11:003.363.360.265.750.260.260.265.75
12:003.353.350.265.750.260.260.265.75
13:003.353.350.235.750.230.230.235.75
14:003.353.350.235.750.230.230.235.75
15:003.353.350.265.750.260.260.265.75
16:006.623.380.26203.50.260.2620
17:0011.714.970.262070.260.2620
18:0010.043.380.26206.920.260.2620
19:005.13.360.26920.260.269
20:005.123.380.26620.260.266
21:004.083.360.2660.980.260.266
22:003.323.320.264.750.260.260.264.75
23:003.323.320.085.490.080.080.085.49