P-5

Ancillary Services Prices, Day Ahead Market

10/22/2010

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)
00:003.553.320.025.050.250.020.025.05
01:003.553.320.025.050.250.020.025.05
02:003.553.320.027.670.250.020.027.67
03:003.553.320.027.750.250.020.027.75
04:003.553.320.0216.820.250.020.0216.82
05:003.553.320.02280.250.020.0228
06:003.553.320.02150.250.020.0215
07:0010.223.320.111.9470.10.111.94
08:0010.223.320.15.0570.10.15.05
09:0010.223.320.15.0570.10.15.05
10:0010.223.320.15.0570.10.15.05
11:0010.223.320.15.0570.10.15.05
12:0010.223.320.15.0570.10.15.05
13:0010.223.320.15.0570.10.15.05
14:0010.223.320.15.0570.10.15.05
15:0010.223.320.15.0570.10.15.05
16:0010.223.320.17.7570.10.17.75
17:0010.223.320.18.6870.10.18.68
18:0030.143.320.132.370.10.132.3
19:0019.863.320.119.3570.10.119.35
20:0073.320.15.0573.320.15.05
21:0010.223.320.15.0570.10.15.05
22:0010.223.320.15.0570.10.15.05
23:003.553.320.025.050.250.020.025.05