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 Eleventh Circuit affirmed a lower court decision upholding the U.S. Army Corps of Engineers' 2012 decision to issue a general nationwide permit—NWP 21—authorizing discharges from certain coal mining activities into navigable waters. The 2012 version of NWP 21 contains two new provisions, a g...

A district court ordered EPA to promulgate revised water quality standards for Washington state by September 15, 2016, or, in the alternative, by November 15, 2016, if the state submits its own water quality standards by September 15. A key factor in determining the requisite water quality standards...