P-5

Ancillary Services Prices, Day Ahead Market

05/18/2011

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)
00:003.593.350.0160.250.010.016
01:003.593.350.016.270.250.010.016.27
02:003.593.350.018.450.250.010.018.45
03:003.593.350.0160.250.010.016
04:003.593.350.0160.250.010.016
05:003.593.350.0113.070.250.010.0113.07
06:003.653.410.0160.250.010.016
07:0073.410.0463.630.040.046
08:0010.243.410.0412.256.870.040.0412.25
09:0011.014.050.0412.2570.040.0412.25
10:0012.955.990.0412.2570.040.0412.25
11:0010.333.370.0412.2570.040.0412.25
12:0011.094.130.0412.2570.040.0412.25
13:0012.925.960.0412.2570.040.0412.25
14:0011.9650.0412.2570.040.0412.25
15:0011.14.140.0412.2570.040.0412.25
16:0012.955.990.0412.2570.040.0412.25
17:0010.313.350.0412.2570.040.0412.25
18:0010.313.350.0412.2570.040.0412.25
19:0010.313.350.0412.2570.040.0412.25
20:0010.413.450.0412.2570.040.0412.25
21:00103.350.0466.690.040.046
22:0010.313.350.04670.040.046
23:006.133.350.018.542.790.010.018.54