# US STEEL - Minntac (US STEEL CORP): 1,305,689 tCO2e in 2023

**Score:** 70/100

| Field | Value |
|---|---|
| Facility | US STEEL - Minntac |
| Parent company | US STEEL CORP |
| Sector | Metals |
| Address | 8819 OLD HIGHWAY 169, Mountain Iron, MN, 55768 |
| NAICS | 212210 |
| Reporting year | 2023 |
| Total tCO2e | 1,305,689 |
| Prior-year tCO2e | 1,253,779 |
| Change | +4.1% |

## Why this score
- Over 1 million tCO2e a year.
- Parent company on record.

Source: U.S. EPA Greenhouse Gas Reporting Program (GHGRP) via Envirofacts (https://ghgdata.epa.gov/ghgp/service/facilityDetail/2023?id=1001621&ds=E&et=&popup=true). Last refreshed: 2026-11-03T01:39:43.268Z.
From EPA's Greenhouse Gas Reporting Program as published in Envirofacts. Facilities self-report; totals cover direct emissions in CO2-equivalent for the latest published reporting year. Reported emissions are not findings of any violation.