P-5

Ancillary Services Prices, Day Ahead Market

03/10/2010

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)
00:003.483.340.11280.250.110.1128
01:003.483.340.11280.250.110.1128
02:000.370.370.11280.250.250.1128
03:000.380.380.11280.250.250.1128
04:000.380.380.11280.250.250.1128
05:003.483.340.11280.250.110.1128
06:003.53.360.1143.540.250.110.1143.54
07:006.893.350.2641.56.893.350.2641.5
08:003.893.350.25503.893.350.2550
09:003.893.350.25363.893.350.2536
10:003.893.350.25363.893.350.2536
11:003.893.350.25363.893.350.2536
12:003.343.340.25363.343.340.2536
13:003.343.340.26363.343.340.2636
14:003.343.340.26363.343.340.2636
15:003.343.340.26363.343.340.2636
16:004.893.340.2653.374.893.340.2653.37
17:0073.340.2653.3573.340.2653.35
18:007.423.340.2645.0372.920.2645.03
19:008.233.340.2647.6772.110.2647.67
20:0073.340.265073.340.2650
21:003.843.340.25363.843.340.2536
22:003.893.340.26363.893.340.2636
23:000.630.630.11280.250.250.1128