P-5

Ancillary Services Prices, Day Ahead Market

06/06/2008

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)
00:000.390.390.25450.250.250.2545
01:000.250.250.25450.250.250.2545
02:000.20.20.245.040.20.20.245.04
03:000.20.20.252.180.20.20.252.18
04:000.20.20.251.270.20.20.251.27
05:000.250.250.25450.250.250.2545
06:001.891.890.2551.660.250.250.2551.66
07:0073.890.56073.890.560
08:0073.490.58073.490.580
09:0074.190.58074.190.580
10:006.953.450.5806.953.450.580
11:0073.380.58073.380.580
12:0073.350.58073.350.580
13:009.883.380.58070.50.580
14:009.883.380.58070.50.580
15:009.853.350.58070.50.580
16:00103.450.58070.50.580
17:009.853.350.58070.50.580
18:0073.340.58073.340.580
19:0073.350.58073.350.580
20:008.483.340.58071.860.580
21:0011.094.590.58070.50.580
22:0010.694.190.55070.50.550
23:004.294.290.25450.250.250.2545