P-5

Ancillary Services Prices, Day Ahead Market

02/11/2009

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)
00:003.373.370.3450.30.30.345
01:000.840.840.3450.30.30.345
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.840.840.3450.30.30.345
05:004.394.390.3450.30.30.345
06:003.43.40.3450.30.30.345
07:0011.755.250.54570.50.545
08:0011.755.25347.59.53347.5
09:0011.755.25246.58.52246.5
10:0012.615.251.3345.837.831.331.3345.83
11:0020.355.250.54570.50.545
12:0017.865.250.54570.50.545
13:0017.45.250.54570.50.545
14:0015.335.250.54570.50.545
15:0014.944.290.54570.50.545
16:0010.794.291.9446.448.441.941.9446.44
17:0010.54448.510.54448.5
18:009.953.453.4547.959.953.453.4547.95
19:0032.334.073.3647.869.863.363.3647.86
20:009.963.462.246.78.72.22.246.7
21:009.873.370.54570.50.545
22:0073.380.54573.380.545
23:003.413.410.3450.30.30.345