P-5

Ancillary Services Prices, Day Ahead Market

06/26/2008

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)
00:000.740.740450.250.25045
01:000.840.84050.770.250.25050.77
02:002.542.54061.730.250.25061.73
03:002.542.54065.250.250.25065.25
04:002.642.64064.780.250.25064.78
05:002.492.49056.370.250.25056.37
06:000.840.840500.250.25050
07:003.393.390603.393.39060
08:003.393.390803.393.39080
09:0073.890.58073.890.580
10:0073.460.58073.460.580
11:009.993.490.8480.347.340.840.8480.34
12:008.53.37253.958.53.37253.95
13:0011.34.83.474.949.93.43.474.94
14:0036.552.3181.818.812.312.3181.81
15:0041.510382.59.53382.5
16:0044.09103.498.4112.493.43.498.41
17:0038.356.85394.69.53394.6
18:0018.724.80.9580.457.450.950.9580.45
19:0073.370.58073.370.580
20:009.873.370.58070.50.580
21:009.963.460.58070.50.580
22:0073.40.55073.40.550
23:003.393.390.1450.250.250.145