Facility ID: 1001621 · Metals

US STEEL - Minntac

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MOUNTAIN IRON, MN · ST. LOUIS COUNTY · NAICS 212210

Data updated May 2026

1.3M MT CO₂e · 2023

US STEEL - Minntac sits in the upper third of EPA GHGRP reporters by latest CO₂e (#490 of 8,713 nationally, #4 of 158 in MN).

  • National rank #490 of 8,713 GHGRP facilities
  • #4 of 158 in MN
  • #11 of 363 in Metals
  • 6.7% of US STEEL parent CO₂e
  • 2023 mix: 0% non-CO₂ (N₂O-led)
  • -3.5% since 2011

US STEEL - Minntac vs all U.S. GHGRP facilities

Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility

1,305,689 490th of 8713 higher than 8,223 of 8,713 facilities

GHGRP facilities, banded by latest reported CO₂e (MT)

Each bar is a band; taller bars hold more facilities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source EPA Greenhouse Gas Reporting Program · 2023

Facility footprint context

This site accounts for 6.7% of US STEEL reported parent CO₂e (1.3M MT of 19.4M MT ; #4 of 13 GHGRP facilities under that parent ). Inside the EPA Metals sector it ranks #11 of 363 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.

2023 gas mix desk

Of 1.3M MT CO₂e reported for 2023, non-CO₂ gases are 0% , led by N₂O at 0% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).

CO₂
100%
1.3M MT
CH₄
0%
27 MT
N₂O
0%
32 MT

High-emitter reporting timeline

2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
Year Total CO2e (MT)
2023 1,305,689
2022 1,253,779
2021 1,303,381
2020 1,210,974
2019 1,227,349
2018 1,361,623
2017 1,396,437
2016 1,181,954
2015 1,071,297
2014 1,472,981
2013 1,437,051
2012 1,380,327
2011 1,353,203

Facility insight: US STEEL - Minntac

US STEEL - Minntac (GHGRP ID 1001621) is a high-volume reporter at 1.3M MT CO₂e in 2023 from MOUNTAIN IRON, MN (#490 of 8,713 nationally) under Metals (NAICS 212210).

Over 13 years (2011–2023), emissions stayed within a narrow band around 1.3M MT CO₂e (peak 1.5M MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.

Peak year was 2014 at 1.5M MT CO2e; latest 2023 sits 11.4% below that peak (1.3M MT). The largest year-to-year move was 2014→2015 (-27.3%, 402K MT).

Frequently Asked Questions

Where does US STEEL - Minntac rank among U.S. GHGRP facilities?

According to the EPA Greenhouse Gas Reporting Program, US STEEL - Minntac ranks #490 of 8,713 reporting facilities by latest reported CO₂e, and #4 of 158 facilities in MN (same sort as the state facility table). See /methodology#corpus-placement.

What share of GHGRP facilities report less CO₂e than US STEEL - Minntac?

US STEEL - Minntac's 1.3M MT CO₂e is higher than 8,223 of the 8,713 GHGRP facilities with reported emissions (94%), an exact count from the full corpus, not an estimate.

How much CO2 does US STEEL - Minntac emit?

US STEEL - Minntac reported 1.3M MT CO2e in 2023.

What share of US STEEL does US STEEL - Minntac represent?

US STEEL - Minntac accounts for 6.7% of US STEEL's reported GHGRP CO₂e (1.3M MT of 19.4M MT), ranking #4 of 13 facilities under that parent.

What is US STEEL - Minntac's 2023 CO₂ / CH₄ / N₂O mix?

In 2023, non-CO₂ gases were 0% of reported CO₂e at US STEEL - Minntac, with N₂O the larger non-CO₂ share at 0% (CO₂ 100%). Shares use the facility's GHGRP gas components for that year.

Where does US STEEL - Minntac rank inside Metals?

Among EPA GHGRP facilities tagged Metals, US STEEL - Minntac ranks #11 of 363 by latest reported CO₂e.

Is US STEEL - Minntac reducing emissions?

Over 13 reporting years (2011–2023), US STEEL - Minntac's emissions have decreased by 3.5%. Emissions have remained relatively stable.

Nationwide facilities with similar CO₂e or sector

Peer sets outside MN for a top-third GHGRP emitter: CO₂e totals first, then Metals neighbors.

Data sourced from the EPA Greenhouse Gas Reporting Program (GHGRP), Facility ID 1001621. Data subject to facility self-reporting, not compliance advice. See our methodology for how this data is sourced, computed, and verified. Retrieved and formatted by PlainCarbon