A district court granted a motion for summary judgment in a challenge to EPA and the U.S. Army Corps of Engineers' 2015 Clean Water Rule. States and industry groups argued the rule violated the CWA by extending the agencies' jurisdiction beyond the limits of the Act. The court determined that the ru...

A district court vacated TMDLs that were established by the District of Columbia for E. Coli bacteria in portions of the Anacostia and Potomac Rivers and approved by EPA in 2014. Environmental groups challenged EPA's approval, arguing the Agency failed to set true maximum daily loads of E. Coli disc...