P-5

Ancillary Services Prices, Day Ahead Market

01/21/2009

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)
00:002.542.540.3450.30.30.345
01:002.542.540.3450.30.30.345
02:002.542.540.3450.30.30.345
03:002.542.540.3450.30.30.345
04:002.642.640.3450.30.30.345
05:003.363.360.3450.30.30.345
06:003.373.370.382.730.30.30.382.73
07:009.873.370.567.1270.50.567.12
08:0012.513.41272.748.52272.74
09:0015.693.46246.58.52246.5
10:0015.63.45246.58.52246.5
11:0011.083.450.54570.50.545
12:007.233.350.54573.120.545
13:0073.350.54573.350.545
14:006.973.350.5456.973.350.545
15:0073.350.54573.350.545
16:009.873.37246.58.52246.5
17:0014.013.853.8548.3510.353.853.8548.35
18:009.873.373.3747.879.873.373.3747.87
19:0073.350.54573.350.545
20:009.873.370.54570.50.545
21:0073.360.54573.360.545
22:003.333.330.5453.333.330.545
23:002.592.590.3450.30.30.345