P-5

Ancillary Services Prices, Day Ahead Market

01/18/2012

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)
00:0010.0210.020.097.860.090.090.097.86
01:0010.0210.020.095.50.090.090.095.5
02:0010.0210.020.095.50.090.090.095.5
03:0010.0210.020.0960.090.090.096
04:00550.0960.090.090.096
05:00550.0960.090.090.096
06:008.798.790.0960.090.090.096
07:0010.0210.020.2360.230.230.236
08:0010.0210.020.2360.230.230.236
09:004.763.470.235.751.520.230.235.75
10:003.983.470.15.750.610.10.15.75
11:003.433.430.15.750.10.10.15.75
12:003.383.380.15.750.10.10.15.75
13:003.383.380.15.750.10.10.15.75
14:003.383.380.15.750.10.10.15.75
15:003.383.380.15.750.10.10.15.75
16:004.633.470.1171.260.10.117
17:0018.6210.02021.68.60021.6
18:0015.9710.020.23176.180.230.2317
19:008.723.470.2395.480.230.239
20:003.733.460.2360.50.230.236
21:003.383.380.2360.230.230.236
22:0010.0210.020.234.50.230.230.234.5
23:00220.095.460.090.090.095.46