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 company's stormwater discharges exceeded the benchmarks for zinc and copper, the company failed to monitor...

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 permit imposed both technology-based effluent limitations (TBELs) and water quality-based effluent limitati...

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 court held that the petitioning states demonstrated a substantial possibility of success on the merit...