P-5

Ancillary Services Prices, Day Ahead Market

06/23/2012

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)
00:000.290.290.094.50.090.090.094.5
01:000.290.290.064.50.060.060.064.5
02:000.20.20.064.50.060.060.064.5
03:000.20.20.064.50.060.060.064.5
04:000.20.20.0660.060.060.066
05:000.20.20.0660.060.060.066
06:000.290.290.0660.060.060.066
07:000.290.290.0690.060.060.069
08:000.290.290.0990.090.090.099
09:000.290.290.09110.090.090.0911
10:001.110.30.0911.110.90.090.0911.11
11:004.210.30.0914.2540.090.0914.25
12:005.982.070.0916.1340.090.0916.13
13:007.053.140.0917.0540.090.0917.05
14:009.665.750.0919.6640.090.0919.66
15:0010.666.750.0920.5140.090.0920.51
16:0012.038.120.0922.0340.090.0922.03
17:009.075.160.0919.0740.090.0919.07
18:004.820.910.0915.0140.090.0915.01
19:002.440.370.0912.442.160.090.0912.44
20:001.130.30.0911.250.920.090.0911.25
21:0010.30.09110.790.090.0911
22:000.30.30.097.560.090.090.097.56
23:000.30.30.0960.090.090.096