P-5

Ancillary Services Prices, Day Ahead Market

07/23/2011

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)
00:000.230.230.0180.010.010.018
01:000.20.20.0180.010.010.018
02:000.20.20.0180.010.010.018
03:000.20.20.0180.010.010.018
04:000.20.20.0180.010.010.018
05:000.20.20.0111.260.010.010.0111.26
06:000.20.20.0117.180.010.010.0117.18
07:000.360.360.0111.410.010.010.0111.41
08:000.230.230.01200.010.010.0120
09:000.230.230.01200.010.010.0120
10:000.380.380.01200.010.010.0120
11:0012.239.990.01402.250.010.0140
12:0022.929.990.014012.940.010.0140
13:0029.989.990.0140200.010.0140
14:0029.499.990.540200.50.540
15:0029.949.990.0540200.050.0540
16:0029.499.990.540200.50.540
17:0025.279.990.54015.780.50.540
18:00209.990.014010.020.010.0140
19:007.737.730.01400.010.010.0140
20:005.865.860.01400.010.010.0140
21:000.370.370.0180.010.010.018
22:000.360.360.0113.960.010.010.0113.96
23:000.230.230.0180.010.010.018