P-5

Ancillary Services Prices, Day Ahead Market

07/23/2006

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)
00:000.250.250.25430.250.250.2543
01:000.670.670.25430.250.250.2543
02:000.20.20.2430.20.20.243
03:000.20.20.2430.20.20.243
04:000.20.20.2430.20.20.243
05:000.20.20.2430.20.20.243
06:000.20.20.2430.20.20.243
07:000.20.20.2430.20.20.243
08:002.492.490.5432.492.490.543
09:004.394.390.539.684.394.390.539.68
10:0074.590.54374.590.543
11:009.454.590.54372.140.543
12:0011.094.590.54370.50.543
13:0011.494.990.54370.50.543
14:0020.53100.54370.50.543
15:0011.494.990.54370.50.543
16:0020.52100.54370.50.543
17:00136.50.54370.50.543
18:00103.890.54370.890.543
19:009.533.890.54371.360.543
20:008.923.890.54371.970.543
21:0010.514.59246.5110.514.59246.51
22:00103.50.54370.50.543
23:004.294.190.15430.250.150.1543