A district court stayed further proceedings in litigation challenging EPA's "waters of the United States" (WOTUS) rule pending any further decision by the U.S. Court of Appeals for…

New York's highest court held that material questions of fact prevent it from ruling on whether a narrow waterway within a remote area of the Adirondack Mountains is navigable-in-fact and…

A Montana court vacated and remanded a water discharge permit that the state's environmental agency issued to a coal mine in southeastern Montana. The agency's decisions are arbitrary…

A district court held that conservation groups lacked standing to challenge the U.S. Army Corps of Engineers’ decision to reissue a nationwide permit (NWP 13) authorizing the discharge of dredged…

An Illinois appellate court held that the Illinois Pollution Control Board erred when it upheld the state environmental agency's decision to reissue NPDES permits for three large water…

The Sixth Circuit held that it has jurisdiction to hear numerous lawsuits challenging EPA's and the U.S. Army Corps of Engineers' "waters of the United States" (WOTUS) rule.…

A district court, in a 126-page opinion, dismissed environmental groups' NEPA lawsuit against the Alabama Department of Transportation, the U.S. Army Corps of Engineers, and the Federal…

A district court held that environmental groups lacked standing to challenge EPA's decision not to object to a draft water discharge permit that Arkansas' environmental agency issued to…

The Sixth Circuit dismissed individuals' CWA citizen suit against the Ohio Department of Agriculture (ODA) for issuing NPDES permits for animal feeding operations without first obtaining…

A district court held a petroleum company liable for $159.5 million in civil penalties under the CWA in connection with the 2010 Deepwater Horizon disaster. The court applied each of the CWA’s…