P-5

Ancillary Services Prices, Day Ahead Market

02/08/2006

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)
00:000.250.250.25430.250.250.2543
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
05:000.250.250.2591.750.250.250.2591.75
06:008.133.890.25110.420.250.250.25110.42
07:008.790.250.25808.170.250.2580
08:0011.30.250.258070.250.2580
09:0010.293.790.9944.797.490.990.9944.79
10:008.692.190.547.6770.50.547.67
11:008.231.730.9928.497.490.990.9928.49
12:007.490.990.9928.497.490.990.9928.49
13:007.490.990.9928.497.490.990.9928.49
14:0070.50.52870.50.528
15:007.490.990.9928.497.490.990.9928.49
16:007.490.990.99106.657.490.990.99106.65
17:0024.880.990.99759.560.990.9975
18:0024.530.990.997520.260.990.9975
19:0013.930.990.9946.847.490.990.9946.84
20:0012.175.670.9944.717.490.990.9944.71
21:007.490.990.991007.490.990.99100
22:0070.250.257570.250.2575
23:0028.893.890.25430.250.250.2543