P-5

Ancillary Services Prices, Day Ahead Market

01/21/2006

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)
00:000.340.340.25430.250.250.2543
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
05:000.840.840.2593.010.250.250.2593.01
06:003.493.490.2596.30.250.250.2596.3
07:007.090.250.16114.170.160.16114.1
08:007.090.250.16111.6670.160.16111.66
09:009.530.75907.250.750.7590
10:009.042.540.75907.250.750.7590
11:009.042.540.52870.50.528
12:009.042.540.52870.50.528
13:009.042.540.52870.50.528
14:009.042.540.52870.50.528
15:009.042.540.52870.50.528
16:007.340.840.59570.50.595
17:0015.870.990.999015.870.990.9990
18:0015.480.990.999015.480.990.9990
19:007.490.990.99757.490.990.9975
20:007.340.840.75757.250.750.7575
21:009.042.540.99757.490.990.9975
22:0032.090.590.566.1670.50.566.16
23:0028.893.890.25430.250.250.2543