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INDIVIDUAL FACILITIES AND SELECTED SOURCES
Below is basic information about individual facilities in our database and selected sources we've drawn on to support the analysis.  To navigate to other sites, use the search page.

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Northmet Project

PolyMet

Hoyt Lakes, MN, USA

-92.14972222, 47.58694444

The Big Green Machine Site ID: 2

Additional Information:

Sector: Batteries

Activity: Extraction

Product: Nickel


Project Announcement Date: 2006

Date Commercial Production Started:

Announced Post Inflation Reduction Act: No


Target Annual Production: 3000 tpa

Operating Status: Planned


Target Jobs: 360

Capital Investment: $1200 million

Congressional District: MN8

Government Subsidies:

We currently have no government subsidies tracked for this site.

Selected Sources:

“Form NI 43-101F1 Technical Report”, polymetmining.com, 25 Mar 2018. 🔗


“Would Minnesota mining end U.S. reliance on Russian nickel? Experts say probably not.”, Colleen Connolly, Minnesota Reformer, 30 Mar 2022. 🔗



Tracked Expansions, Acquisitions, or Related Sites:

We currently have no related projects tracked for this site.

This website, dashboard, and dataset are maintained by Jay Turner and student researchers in the Environmental Studies Department at Wellesley College. It is updated at least monthly. The data presented are compiled from publicly available sources. Summary statistics are incomplete and omit data from sites where publicly available information (regarding capital investments, employment levels, etc.) is unavailable. While we make every effort to ensure the information presented here is accurate, the information should be treated as estimates. We assume no responsibility or liability for any errors or omissions. The information contained in this site is provided on an "as is" basis with no guarantees of completeness, accuracy, or usefulness. The Big Green Machine® is a registered trademark. Please submit feedback using this form. Data on this site last updated on April 19, 2025. 

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