P-5

Ancillary Services Prices, Day Ahead Market

09/03/2005

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)
00:00330.25430.250.250.2543
01:003.793.790.25470.250.250.2547
02:000.840.840.25430.250.250.2543
03:000.250.250.25430.250.250.2543
04:000.250.250.1430.250.250.143
05:000.250.250.196.570.250.250.196.57
06:00330.17107.420.250.250.17107.42
07:0073.990.15108.9373.990.15108.93
08:0070.250.25106.5170.250.25106.51
09:0073.490.57573.490.575
10:0010.393.890.57570.50.575
11:0010.794.290.52870.50.528
12:0010.794.290.529.7770.50.529.77
13:0010.794.290.533.9270.50.533.92
14:0010.794.290.537.3270.50.537.32
15:0010.794.290.537.5770.50.537.57
16:009.993.490.57570.50.575
17:007.280.780.57570.50.575
18:009.593.090.57570.50.575
19:00103.490.57570.50.575
20:0015.223.490.57570.50.575
21:0010.794.290.57570.50.575
22:0032.64.590.587.4570.50.587.45
23:004.194.190.3430.30.30.343