P-5

Ancillary Services Prices, Day Ahead Market

05/16/2010

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)
00:000.790.620.08280.250.080.0828
01:003.493.320.08280.250.080.0828
02:003.553.350.05280.250.050.0528
03:000.560.560.08280.250.250.0828
04:000.560.560.08280.250.250.0828
05:003.563.350.04280.250.040.0428
06:003.553.350.05280.250.050.0528
07:0010.283.330.053070.050.0530
08:009.272.350.083070.080.0830
09:0010.243.320.083070.080.0830
10:0010.243.320.083070.080.0830
11:0010.243.320.083070.080.0830
12:0010.243.320.083070.080.0830
13:0010.243.320.083070.080.0830
14:0010.243.320.083070.080.0830
15:0010.243.320.083070.080.0830
16:0010.243.320.083070.080.0830
17:0010.243.320.083070.080.0830
18:0010.243.320.083070.080.0830
19:0010.243.320.083070.080.0830
20:0010.243.320.083070.080.0830
21:0010.273.350.083070.080.0830
22:0010.273.350.083070.080.0830
23:003.523.350.08300.250.080.0830