P-5

Ancillary Services Prices, Day Ahead Market

03/14/2007

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)
00:000.250.250.25450.250.250.2545
01:000.250.250.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:000.250.250.25500.250.250.2550
06:002.592.590.25550.250.250.2555
07:0010.393.890.56570.50.565
08:009.192.69266.58.52266.5
09:0010.083.58266.58.52266.5
10:009.553.05266.58.52266.5
11:009.543.040.56570.50.565
12:009.543.040.55570.50.555
13:009.543.040.55570.50.555
14:009.543.040.55570.50.555
15:009.543.040.55570.50.555
16:0073.020.58573.020.585
17:009.833.020.198570.190.1985
18:009.543.040.9165.417.410.910.9165.41
19:00103.053.0568103.053.0568
20:0010.613.053.0568.6110.613.053.0568.61
21:007.593.020.56072.430.560
22:0070.840.55570.840.555
23:000.250.250.25550.250.250.2555