National pollutant discharge elimination system (NPDES) permit program, 402

The Ninth Circuit affirmed summary judgment for an environmental group in a suit against a California resident who engaged in instream suction dredge mining in Idaho’s South Fork Clearwater River…

A district court granted in part and denied in part summary judgment for environmental groups in a CWA/SMCRA citizen suit concerning the discharge of pollutants from surface coal mines in West…

The Minnesota Supreme Court affirmed in part and reversed in part an appellate court ruling in a challenge to the Minnesota Pollution Control Agency's (MPCA's) decision to issue an NPDES…

The Ninth Circuit, 2-1, denied the city of San Francisco's challenge to an EPA order denying review of the city's NPDES permit for a combined sewer system and wastewater treatment…

A district court granted in part and denied in part an environmental group's motion for summary judgment in a CWA citizen suit concerning the Forest Service's discharge of aerially…

A Minnesota appellate court affirmed in part and reversed in part the Minnesota Pollution Control Agency's (MPCA's) issuance of a permit for a copper-nickel mine in northeastern…

The Ninth Circuit remanded EPA's issuance of an NPDES general permit for concentrated animal feeding operations (CAFOs) in Idaho. Environmental groups challenged the permit, arguing it lacked…

The Ninth Circuit vacated an NPDES permit issued by EPA for concentrated animal feeding operations in Idaho. Environmental groups argued the permit lacked sufficient monitoring provisions to…

A district court granted summary judgment for environmental groups in an ongoing dispute over a Hawaii county's release of pollutants into injection wells at a wastewater reclamation facility…

The Wisconsin Supreme Court held, 4-2, that the Wisconsin Department of Natural Resources (WDNR) had the explicit authority to impose an animal unit maximum condition and an off-site groundwater…