P-5

Ancillary Services Prices, Day Ahead Market

10/21/2010

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)
00:003.553.320.027.750.250.020.027.75
01:003.553.320.027.750.250.020.027.75
02:003.553.320.027.750.250.020.027.75
03:003.553.320.029.640.250.020.029.64
04:003.553.320.0220.230.250.020.0220.23
05:003.553.320.0228.010.250.020.0228.01
06:003.553.320.02150.250.020.0215
07:0010.233.320.0910.3470.090.0910.34
08:0010.233.320.097.7570.090.097.75
09:0011.133.320.097.7570.090.097.75
10:0010.233.320.097.7570.090.097.75
11:0010.233.320.097.7570.090.097.75
12:0010.233.320.097.7570.090.097.75
13:0010.233.320.097.670.090.097.6
14:0010.233.320.095.7170.090.095.71
15:0011.693.320.095.7470.090.095.74
16:0010.233.320.097.7570.090.097.75
17:0010.233.320.099.5870.090.099.58
18:0024.283.320.0933.5270.090.0933.52
19:0013.983.320.0920.0470.090.0920.04
20:0010.233.320.097.7570.090.097.75
21:0010.233.320.097.7570.090.097.75
22:0010.233.320.097.7570.090.097.75
23:003.553.320.027.750.250.020.027.75