P-5

Ancillary Services Prices, Day Ahead Market

12/26/2011

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)
00:003.523.350.085.50.250.080.085.5
01:003.523.350.085.50.250.080.085.5
02:003.523.350.085.50.250.080.085.5
03:003.523.350.0860.250.080.086
04:003.523.350.0860.250.080.086
05:003.523.350.0814.420.250.080.0814.42
06:003.533.360.089.790.250.080.089.79
07:003.333.330.257.250.250.250.257.25
08:003.323.320.256.50.250.250.256.5
09:002.732.730.255.750.250.250.255.75
10:002.542.540.255.750.250.250.255.75
11:002.612.610.255.750.250.250.255.75
12:002.252.250.255.750.250.250.255.75
13:001.771.770.255.750.250.250.255.75
14:003.323.320.255.750.250.250.255.75
15:003.323.320.255.750.250.250.255.75
16:005.053.330.25201.970.250.2520
17:0010.213.460.2542.2970.250.2542.29
18:008.83.390.25205.660.250.2520
19:006.283.390.2593.140.250.259
20:005.143.390.25620.250.256
21:003.733.360.2560.620.250.256
22:003.333.330.255.090.250.250.255.09
23:003.513.340.085.250.250.080.085.25