A district court held that environmental groups may go forward with some, but not all, of their CWA claims against TVA concerning coal ash contamination stemming from a coal-fired power plant near Gallatin, Tennessee. The groups allege that TVA knew that the ash ponds' construction and the area's to...

The D.C. Circuit granted a refining company's petition challenging FERC's methodology for determining payments to oil companies that use the Trans Alaska Pipeline System to transport oil in a commingled stream. Absent monetary adjustments to compensate for the difference in quality between inputs an...

The Fifth Circuit reversed a lower court decision that the U.S. Army Corps of Engineers must bear all the costs of deauthorizing the Mississippi River-Gulf Outlet (MR-GO), instead holding that the Corps' cost-sharing formula with the state of Louisiana was reasonable. The Corps has completed buildin...