P-5

Ancillary Services Prices, Day Ahead Market

12/05/2007

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)
00:003.493.490.3450.30.30.345
01:003.593.590.3450.30.30.345
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:003.593.590.3450.30.30.345
06:003.793.79357.733357.7
07:0020.944.43.5157.29103.53.5157.29
08:0010.393.893.5137.62103.53.5137.62
09:0010.043.543.5127.08103.53.5127.08
10:009.93.533.4135.299.93.533.4135.29
11:0010.043.543.5100103.53.5100
12:0010.043.543.560103.53.560
13:0010.043.543609.53360
14:00103.530.58070.530.580
15:009.53.52377.779.53.52377.77
16:00103.513.563103.513.563
17:0020.433.893.8971.5518.553.893.8971.55
18:0019.913.893.8965123.893.8965
19:0023.083.893.8965123.893.8965
20:0010.023.523.462.99.93.43.462.9
21:0010.033.533.447.99.93.43.447.9
22:001.880.50.5451.880.50.545
23:000.250.250.25450.250.250.2545