United States point sourcenpdes permitstatutory interpretation

County of Maui v Hawaii Wildlife Fund

590 U.S. 165 (2020)

JurisdictionUnited States

CourtSupreme Court of the United States

Year2020

StatusBinding authority

Key Principle

The Clean Water Act requires an NPDES permit not only for a direct discharge of pollutants from a point source into navigable waters but also where there is the 'functional equivalent' of a direct discharge, including pollutants that travel through groundwater before reaching navigable waters.

Area of Law

environmental

Related Cases

Sackett v Environmental Protection Agency 598 U.S. 651 (2023)

Maui County v Hawaii Wildlife Fund 590 U.S. 165 (2020)

Atlantic Richfield Co v Christian 590 U.S. 461 (2020)

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