P-5

Ancillary Services Prices, Day Ahead Market

09/25/2005

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)
00:001.161.160.25430.250.250.2543
01:000.250.250.25430.250.250.2543
02:000.250.250.25430.250.250.2543
03:000.250.250.25430.250.250.2543
04:000.250.250.25430.250.250.2543
05:000.250.250.25430.250.250.2543
06:000.840.840.25430.250.250.2543
07:0010.894.390.52870.50.528
08:0070.250.252870.250.2528
09:0010.794.290.52870.50.528
10:009.593.090.57570.50.575
11:0034.993.490.52870.50.528
12:0035.393.890.52870.50.528
13:0035.393.890.52870.50.528
14:0035.393.890.52870.50.528
15:0035.393.890.52870.50.528
16:0034.993.490.57570.50.575
17:0035.393.890.57570.50.575
18:0035.794.290.57570.50.575
19:0044.664.290.579.6615.870.50.579.66
20:0046.164.290.580.8917.370.50.580.89
21:0039.294.790.575100.50.575
22:0028.170.50.57570.50.575
23:004.974.190.25430.250.250.2543