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
Related cases




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