P-5

Ancillary Services Prices, Day Ahead Market

01/09/2009

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)
00:002.612.610.3450.30.30.345
01:002.692.690.3450.30.30.345
02:002.692.690.3450.30.30.345
03:002.692.690.3450.30.30.345
04:002.692.690.3450.30.30.345
05:002.692.690.3450.30.30.345
06:003.383.380.3450.30.30.345
07:007.353.350.552.2730.552.2
08:009.843.343.3457.919.843.343.3457.91
09:009.853.353.3547.859.853.353.3547.85
10:009.843.343.3447.849.843.343.3447.84
11:009.833.333.3347.839.833.333.3347.83
12:009.53.33347.59.53.33347.5
13:008.853.332.3546.858.853.332.3546.85
14:009.833.331.4745.977.971.471.4745.97
15:009.53.33347.59.53.33347.5
16:008.62.592.5947.098.62.592.5947.09
17:0023.143.373.3761.1423.143.373.3761.14
18:0013.633.363.3651.6313.633.363.3651.63
19:009.853.353.3547.859.853.353.3547.85
20:006.952.691.7146.216.952.691.7146.21
21:009.53.33347.59.53.33347.5
22:0073.340.54573.340.545
23:003.333.330.3450.30.30.345