P-5

Ancillary Services Prices, Day Ahead Market

10/18/2010

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)
00:003.112.880.027.750.250.020.027.75
01:003.112.880.027.750.250.020.027.75
02:003.112.880.0290.250.020.029
03:003.112.880.029.20.250.020.029.2
04:003.112.880.0224.370.250.020.0224.37
05:003.112.880.02280.250.020.0228
06:003.112.880.029.680.250.020.029.68
07:009.792.880.0912.2470.090.0912.24
08:0010.233.320.098.2370.090.098.23
09:0010.233.320.097.7570.090.097.75
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
13:0010.233.320.097.7570.090.097.75
14:0010.233.320.097.770.090.097.7
15:009.792.880.097.5770.090.097.57
16:009.792.880.097.7570.090.097.75
17:0012.13.320.0914.2770.090.0914.27
18:0013.583.320.0921.6870.090.0921.68
19:0010.43.320.091570.090.0915
20:009.82.890.0910.3870.090.0910.38
21:009.792.880.097.7570.090.097.75
22:009.792.880.097.270.090.097.2
23:003.112.880.027.750.250.020.027.75