P-5

Ancillary Services Prices, Day Ahead Market

05/10/2009

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)
00:002.692.690.25320.250.250.2532
01:003.333.330.25320.250.250.2532
02:003.333.330.25320.250.250.2532
03:003.333.330.25320.250.250.2532
04:003.333.330.25320.250.250.2532
05:003.333.330.25320.250.250.2532
06:002.692.690.25320.250.250.2532
07:003.343.340.5323.343.340.532
08:003.333.330.5323.333.330.532
09:003.343.340.5323.343.340.532
10:003.433.350.5323.433.350.532
11:006.393.350.5326.393.350.532
12:006.993.350.5326.993.350.532
13:006.523.350.5326.523.350.532
14:005.393.350.5325.393.350.532
15:005.343.350.5325.343.350.532
16:0073.360.53273.360.532
17:006.443.360.5326.443.360.532
18:004.453.360.5324.453.360.532
19:006.563.360.5326.563.360.532
20:0073.360.53273.360.532
21:0073.350.53273.350.532
22:003.343.340.5323.343.340.532
23:003.323.320.25320.250.250.2532