P-5

Ancillary Services Prices, Day Ahead Market

02/18/2009

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)
00:003.363.360.3450.30.30.345
01:003.383.380.3450.30.30.345
02:003.383.380.3450.30.30.345
03:003.383.380.3450.30.30.345
04:003.383.380.3450.30.30.345
05:003.383.380.3450.30.30.345
06:003.383.38246.722246.7
07:0011.074.570.54570.50.545
08:0015.734.793.5448.0410.043.543.5448.04
09:0020.894.793.548103.53.548
10:0015.843.53.548103.53.548
11:0015.873.46347.59.53347.5
12:0014.533.46347.59.53347.5
13:009.953.45347.59.53347.5
14:007.413.360.9145.417.413.360.9145.41
15:0073.360.54573.360.545
16:009.883.382.6847.189.182.682.6847.18
17:0028.653.53.548103.53.548
18:00103.53.548103.53.548
19:009.963.463.4647.969.963.463.4647.96
20:009.883.383.3847.889.883.383.3847.88
21:008.713.362.1846.688.683.342.1846.68
22:0073.370.54573.370.545
23:003.373.370.3450.30.30.345