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No. 18-268October Term 2019Decided May 4, 2020

Docket 18-268October Term 2019 (2019–2020)

Kinder Morgan Energy Partners, L.P. v. Upstate Forever

This case involves a dispute over whether the Clean Water Act regulates the discharge of pollutants into groundwater that eventually migrates into navigable waters.

Case status

Current stage
Decided
Latest event
Decision released May 4, 2020
Case Accepted
Arguments
Decision ReleasedMay 4, 2020
What it's about

This case involves a dispute over whether the Clean Water Act regulates the discharge of pollutants into groundwater that eventually migrates into navigable waters.

Question presented

Whether the Clean Water Act regulates the discharge of pollutants into groundwater that eventually migrates into navigable waters.

Case path

United States Court of Appeals for the Fourth Circuit / Decision released May 4, 2020

Area

Decided Supreme Court case

Grounding

Grounding
Primary-source trail available.
Note
Plain-English explainer. Official filings and opinions remain authoritative.
Checked
Apr 30, 2026
Primary materials4