P-5

Ancillary Services Prices, Day Ahead Market

05/06/2010

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)
00:000.750.750.08280.250.250.0828
01:000.420.420.08280.250.250.0828
02:000.420.420.08280.250.250.0828
03:000.420.420.08280.250.250.0828
04:000.420.420.08280.250.250.0828
05:000.420.420.08280.250.250.0828
06:000.730.730.08280.250.250.0828
07:0010.193.360.173870.170.1738
08:0010.23.370.173870.170.1738
09:0010.213.380.1721.9470.170.1721.94
10:00133.450.173870.170.1738
11:007.043.350.1825.0673.310.1825.06
12:0010.193.370.1828.6870.180.1828.68
13:0010.213.390.1831.2470.180.1831.24
14:0010.213.390.1831.1670.180.1831.16
15:0011.875.040.1732.7770.170.1732.77
16:0019.085.040.1730.3970.170.1730.39
17:0011.875.040.1733.5970.170.1733.59
18:0011.414.580.1736.4170.170.1736.41
19:0010.283.450.173870.170.1738
20:0010.33.470.173870.170.1738
21:0010.223.390.1733.9870.170.1733.98
22:0010.243.410.173870.170.1738
23:003.553.380.08280.250.080.0828