P-5

Ancillary Services Prices, Day Ahead Market

05/30/2011

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)
00:008.237.990.0160.250.010.016
01:008.237.990.0160.250.010.016
02:008.237.990.017.330.250.010.017.33
03:008.237.990.018.430.250.010.018.43
04:008.237.990.0112.380.250.010.0112.38
05:008.237.990.0112.490.250.010.0112.49
06:008.237.990.0121.070.250.010.0121.07
07:009.987.990.017.9820.010.017.98
08:009.987.990.01820.010.018
09:0013.517.990.0185.530.010.018
10:00104.480.0185.530.010.018
11:0010.44.880.0185.530.010.018
12:0014.97.990.0186.920.010.018
13:0014.597.60.019.4770.010.019.47
14:0014.987.990.019.4770.010.019.47
15:0017.937.990.0112.259.950.010.0112.25
16:0014.987.990.0111.8870.010.0111.88
17:0014.987.990.0111.8870.010.0111.88
18:0014.987.990.0112.2570.010.0112.25
19:0014.987.990.0113.4170.010.0113.41
20:0013.156.160.0110.1470.010.0110.14
21:0014.717.720.01770.010.017
22:00106.480.0163.530.010.016
23:008.237.990.0160.250.010.016