P-5

Ancillary Services Prices, Day Ahead Market

07/27/2011

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)
00:000.510.510.0280.020.020.028
01:000.320.320.015.940.010.010.015.94
02:000.20.20.0180.010.010.018
03:000.20.20.0180.010.010.018
04:000.20.20.018.360.010.010.018.36
05:000.20.20.018.040.010.010.018.04
06:000.320.320.0180.010.010.018
07:004.172.370.29.8420.20.29.84
08:004.172.370.21420.20.214
09:004.832.440.5142.890.50.514
10:008.864.930.5144.430.50.514
11:009.999.990.5140.50.50.514
12:009.999.990.5140.50.50.514
13:0011.499.990.51420.50.514
14:0013.479.990.5143.980.50.514
15:0016.499.990.51470.50.514
16:0016.499.990.51470.50.514
17:0013.619.990.5144.120.50.514
18:00109.990.5140.510.50.514
19:009.999.990.5140.50.50.514
20:009.999.990.2140.20.20.214
21:004.934.930.29.370.20.20.29.37
22:004.694.690.215.250.20.20.215.25
23:000.760.520.0180.250.010.018