The Eleventh Circuit affirmed a lower court decision dismissing individuals' claims that a city violated its NPDES permit for municipal separate storm sewer systems (MS4s). They alleged…

A district court enjoined the U.S. Army Corps of Engineers from continuing with its Industrial Canal Lock Replacement Project in New Orleans until it complies with NEPA and the CWA. The canal is…

The Tenth Circuit held that Oklahoma statutes that favor in-state water appropriation permit applicants over out-of-state permit applicants do not violate the Commerce Clause. The case arose after…

The Tenth Circuit held that an Oklahoma city and a Texas city that entered into water contracts with one another lack standing to challenge Oklahoma's water appropriation permitting process…

A Maryland appellate court held that the state's general discharge permit for animal feeding operations complies with the CWA and state law. The general permit authorizes certain discharges…

A district court held that environmental groups are entitled to injunctive relief and civil penalties in their CWA citizen suit against a coal company for violating the water quality standards…

A district court held that a railroad company that operates a railroad-transportation facility in Seattle, Washington, violated the terms of its NDPES permit in violation of CWA §402 and…

California's highest court upheld a regional water board's issuance of a NPDES permit authorizing a power plant to draw cooling water from an adjacent harbor and slough. An…

A Texas appellate court reversed and remanded a $550,019 judgment awarded to property owners in their suit against a neighboring convenience store for damages stemming from a leaking UST. The…

A district court held that EPA's approval of a sediments and total suspended solids (TSS) TMDL for the Anacostia River in Maryland and Washington, D.C., was arbitrary and capricious. When…