P-5

Ancillary Services Prices, Day Ahead Market

02/16/2006

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)
00:0028.773.770.25430.250.250.2543
01:000.840.840.25430.250.250.2543
02:000.250.250.25430.250.250.2543
03:000.250.250.25430.250.250.2543
04:000.250.250.25430.250.250.2543
05:0028.993.990.25104.140.250.250.25104.14
06:0028.893.890.25107.830.250.250.25107.83
07:0039.540.840.84103.9814.540.840.84103.98
08:0039.860.840.84104.9314.860.840.84104.93
09:0039.9330.9998.7912.920.990.9998.79
10:0042.7630.9910015.750.990.99100
11:0039.7530.9970.3512.740.990.9970.35
12:0034.530.9928.497.490.990.9928.49
13:0035.273.770.9928.497.490.990.9928.49
14:0035.273.770.9928.497.490.990.9928.49
15:0035.273.770.9928.497.490.990.9928.49
16:0039.9530.99244.9712.940.990.99244.97
17:0047.042.640.99114.0720.390.990.99114.07
18:0041.180.990.9996.7324.650.990.9996.73
19:0041.672.590.9995.0818.720.990.9995.08
20:0026.43100.9975.3713.50.990.9975.37
21:0036.6230.99114.349.610.990.99114.34
22:00320.250.2510070.250.25100
23:0029.394.390.25430.250.250.2543