P-5

Ancillary Services Prices, Day Ahead Market

07/20/2011

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)
00:000.180.180.0180.010.010.018
01:000.20.20.0180.010.010.018
02:000.20.20.0180.010.010.018
03:000.20.20.0180.010.010.018
04:000.20.20.01100.010.010.0110
05:000.20.20.0114.660.010.010.0114.66
06:000.280.280.0180.010.010.018
07:001.471.470.0580.050.050.058
08:001.791.790.0524.770.050.050.0524.77
09:001.821.820.12250.120.120.1225
10:006.14.220.122520.120.1225
11:00159.990.12405.130.120.1240
12:00109.990.12400.130.120.1240
13:0016.879.990.124070.120.1240
14:0016.879.990.1255.1570.120.1255.15
15:0016.879.990.1253.2870.120.1253.28
16:0018.3911.510.1261.8970.120.1261.89
17:0016.869.990.1352.570.130.1352.5
18:0010.749.990.5401.250.50.540
19:00159.990.12405.130.120.1240
20:0013.989.990.12404.110.120.1240
21:004.854.850.1280.120.120.128
22:001.821.820.12100.120.120.1210
23:000.290.290.0180.010.010.018