A district court granted in part and denied in part cross-motions for summary judgment in a CWA citizen suit alleging a cruise ship terminal and port discharged industrial stormwater runoff and…

In an unpublished opinion, the Eleventh Circuit affirmed a lower court decision dismissing landowners' claims that a city violated the CWA and state law by failing to perform maintenance and…

A district court dismissed a mitigation bank owner's APA claims against the U.S. Army Corps of Engineers for requiring a CWA §404 permittee to purchase "invalid" banking credits from another…

A district court held that an environmental group may go forward with its CWA and NEPA lawsuit against a water district, the U.S. Army Corps of Engineers, and the owner of the largest federal…

A district court denied motions to dismiss environmental groups' CWA citizen suit against an energy company for alleged NPDES permit violations at a retired coal-fired power plant. The groups…

A district court upheld the U.S. Army Corps of Engineers' decision to issue a general nationwide permit—NWP 21—authorizing discharges from certain coal mining activities into navigable waters.…

The Sixth Circuit issued a nationwide stay enjoining the "waters of the United States" rule pending the court's determination as to whether it has subject matter jurisdiction to review the rule.…

The Second Circuit remanded portions of EPA's 2013 general NPDES permit for ship ballast water, a primary cause of the spread of invasive species from one body of water to another. The general…

A district court, on motions for summary judgment, held that a marine fueling, service, and storage facility in Seattle was liable under the CWA for various NPDES general permit violations. The…

A district court denied in part and granted in part EPA's motion to dismiss property owners' lawsuit challenging the constitutionality of an EPA compliance order under CWA §309. EPA determined…