P-5

Ancillary Services Prices, Day Ahead Market

05/24/2011

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)
00:003.323.320.0160.010.010.016
01:002.412.410.016.560.010.010.016.56
02:002.412.410.018.760.010.010.018.76
03:002.412.410.018.840.010.010.018.84
04:003.343.340.0113.440.010.010.0113.44
05:003.353.350.0180.010.010.018
06:0054.760.0160.250.010.016
07:005.333.370.04620.040.046
08:006.53.390.0493.140.040.049
09:0010.067.430.0412.252.670.040.0412.25
10:0014.647.990.1812.256.830.180.1812.25
11:0014.957.990.0412.2570.040.0412.25
12:0014.957.990.0412.2570.040.0412.25
13:0014.957.990.0412.2570.040.0412.25
14:0014.957.990.0412.2570.040.0412.25
15:0014.957.990.0412.2570.040.0412.25
16:0017.237.990.0412.2570.040.0412.25
17:0015.357.990.0412.2570.040.0412.25
18:0014.957.990.0412.2570.040.0412.25
19:0013.546.580.0412.2570.040.0412.25
20:00157.990.0412.2570.040.0412.25
21:0010.073.460.046.976.650.040.046.97
22:0053.340.0461.70.040.046
23:003.583.340.0160.250.010.016