P-5

Ancillary Services Prices, Day Ahead Market

09/24/2006

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
01:000.840.840.25430.250.250.2543
02:000.840.840.25430.250.250.2543
03:000.840.840.25430.250.250.2543
04:000.840.840.25430.250.250.2543
05:000.840.840.25430.250.250.2543
06:000.250.250.25430.250.250.2543
07:000.50.50.5430.50.50.543
08:005.543.090.5435.543.090.543
09:0074.990.54374.990.543
10:009.84.990.54372.190.543
11:0012.225.720.54370.50.543
12:0011.494.990.54370.50.543
13:0011.494.990.54370.50.543
14:0011.494.990.54370.50.543
15:0011.494.990.54370.50.543
16:0010.934.430.54370.50.543
17:0010.984.480.54370.50.543
18:0011.294.790.54370.50.543
19:0016.5100.56570.50.565
20:009.754.290.54371.540.543
21:0074.990.54374.990.543
22:0073.090.54373.090.543
23:000.250.250.25430.250.250.2543