P-5

Ancillary Services Prices, Day Ahead Market

10/17/2010

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)
00:003.162.930.027.750.250.020.027.75
01:003.162.930.027.750.250.020.027.75
02:000.50.50.027.750.250.250.027.75
03:000.250.250.027.750.250.250.027.75
04:000.250.250.029.360.250.250.029.36
05:000.250.250.028.20.250.250.028.2
06:000.50.50.027.750.250.250.027.75
07:009.872.890.0213.0670.020.0213.06
08:009.872.890.029.0870.020.029.08
09:009.872.890.027.7570.020.027.75
10:009.872.890.027.7570.020.027.75
11:009.872.890.027.0670.020.027.06
12:009.872.890.027.2670.020.027.26
13:009.872.890.027.6670.020.027.66
14:009.872.890.027.7570.020.027.75
15:009.872.890.027.7570.020.027.75
16:009.872.890.027.7570.020.027.75
17:009.872.890.02870.020.028
18:009.872.890.0215.0770.020.0215.07
19:009.862.880.0211.7470.020.0211.74
20:0072.860.029.0672.860.029.06
21:009.872.890.027.7570.020.027.75
22:009.872.890.027.7570.020.027.75
23:003.122.890.027.750.250.020.027.75