P-5

Ancillary Services Prices, Day Ahead Market

02/15/2009

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)
00:003.493.490.3450.30.30.345
01:003.413.410.3450.30.30.345
02:003.413.410.3450.30.30.345
03:003.413.410.3450.30.30.345
04:003.413.410.3450.30.30.345
05:003.413.410.3450.30.30.345
06:003.353.350.3450.30.30.345
07:003.363.360.5453.363.360.545
08:003.353.350.5453.353.350.545
09:0073.350.54573.350.545
10:0073.350.54573.350.545
11:0073.350.54573.350.545
12:0073.350.54573.350.545
13:0073.350.54573.350.545
14:0073.350.54573.350.545
15:0073.350.54573.350.545
16:0073.350.54573.350.545
17:009.873.372.747.29.22.72.747.2
18:0018.433.43.447.99.93.43.447.9
19:0011.733.38246.58.52246.5
20:009.873.370.8445.347.340.840.8445.34
21:009.873.37246.58.52246.5
22:0073.350.54573.350.545
23:003.353.350.3450.30.30.345