Environmental Impact Statement Developing Proposal

Stillwater Mine Complex Amendment 14 Environmental Impact Statement

Custer Gallatin National Forest Stillwater, Montana Custer Gallatin National Forest

The Stillwater Mine proposes to continue production of platinum group metals for an additional 36-42 years by expanding existing surface infrastructure. Please copy and paste this link in your browser to view project related documents: https://usfs-public.box.com/s/903zqyxu4qekivxq60544ts25n032qvt

Location

50 miles south of Columbus Montana

Project timeline

1
NEPA Start Date
5/15/2026
2
Finding/Decision Date
Minerals and geology