P-5

Ancillary Services Prices, Day Ahead Market

07/26/2011

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)
00:000.670.430.0180.250.010.018
01:000.670.430.0180.250.010.018
02:000.20.20.0180.010.010.018
03:000.20.20.0180.010.010.018
04:000.20.20.01100.010.010.0110
05:000.20.20.0111.50.010.010.0111.5
06:000.270.270.019.560.010.010.019.56
07:004.32.110.1812.182.370.180.1812.18
08:004.672.110.18142.740.180.1814
09:004.672.110.19142.750.190.1914
10:004.672.110.5143.060.50.514
11:008.146.640.514.6520.50.514.65
12:0011.499.990.51420.50.514
13:0016.499.990.51470.50.514
14:0016.499.990.51470.50.514
15:0016.499.990.51470.50.514
16:0016.499.990.51570.50.515
17:0016.499.990.51570.50.515
18:0010.739.990.5141.240.50.514
19:0010.259.990.5140.760.50.514
20:009.999.990.5140.50.50.514
21:009.999.990.5150.50.50.515
22:004.674.670.514.750.50.50.514.75
23:001.160.930.028.50.250.020.028.5