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South Florida Water Management District v. Miccosukee Tribe of Indians
The U.S. Supreme Court holds that the national pollutant discharge elimination system (NPDES) permit program applies not only to point sources that generate pollutants, but also to point sources that transfer pollutants originating elsewhere. The definition of a point source as a "conveyance" in Cle...
Waterkeeper Alliance v. Hudson
A district court dismissed an environmental group's CWA action against a poultry farm claiming that it illegally discharged chicken litter into tributaries of the Chesapeake Bay. The group claimed that chicken litter, which is alleged to contain various pollutants, was discharged without a permit fr...
Virginia Department of Transportation v. EPA
A district court held that EPA cannot regulate stormwater as a pollutant under the CWA. According to the court, the language of CWA §303(d)(1)(C) is clear. EPA may set TMDLs to regulate pollutants, and pollutants are carefully defined. Because stormwater runoff is not a pollutant under the Act, EPA...
Los Angeles County Flood Control District v. Natural Resources Defense Council
The U.S. Supreme Court reversed a lower court decision holding a water district liable under the CWA for violating its municipal separate storm sewer system permit. The lower court ruled that the violations occurred when the polluted water detected at the monitoring stations flowed out of concrete-l...
Center for Biological Diversity v. BP America
The Fifth Circuit affirmed in part and reversed in part a lower court decision dismissing an environmental group's CWA, CERCLA, and EPCRA claims against BP and Transocean Ltd. following the Deepwater Horizon disaster. BP leased the mobile offshore drilling unit known as Deepwater Horizon from Transo...
Pakootas v. Teck Cominco Metals, Ltd.
A district court held that a mining company that operates a smelter in Canada is liable as an arranger under CERCLA for the release and threatened release of hazardous substances in the Upper Columbia River. The company stipulated that it discharged slag and effluent into the Columbia River from its...
Asarco, LLC v. Hecla Mining Co.
A district court held that a refinery that settled in bankruptcy court its liability for response costs incurred at a Superfund site may seek contribution from a mining company. The mining company argued that the settlement agreement for which the refinery seeks contribution only resolves the refine...