US Steel Corp - Gary Works
GARY, IN · Lake · NAICS 331110
Data updated May 2026
US Steel Corp - Gary Works sits in the upper third of EPA GHGRP reporters by latest CO₂e (#12 of 8,713 nationally, #1 of 230 in IN).
- National rank #12 of 8,713 GHGRP facilities
- #1 of 230 in IN
- #1 of 363 in Metals
- 56.3% of US STEEL parent CO₂e
- 2023 mix: 1.1% non-CO₂ (CH₄-led)
- -4.5% since 2011
US Steel Corp - Gary Works vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
10,928,816 12th of 8713 higher than 8,701 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 56.3% of US STEEL reported parent CO₂e (10.9M MT of 19.4M MT ; #1 of 13 GHGRP facilities under that parent ). Inside the EPA Metals sector it ranks #1 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 10.9M MT CO₂e reported for 2023, non-CO₂ gases are 1.1% , led by CH₄ at 1% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 98.9%
- 10.8M MT
- CH₄
- 1%
- 114K MT
- N₂O
- 0%
- 2K MT
High-emitter reporting timeline
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 10,928,816 |
| 2022 | 10,414,363 |
| 2021 | 10,438,954 |
| 2020 | 8,222,878 |
| 2019 | 9,015,960 |
| 2018 | 9,637,437 |
| 2017 | 9,309,045 |
| 2016 | 9,182,923 |
| 2015 | 8,838,878 |
| 2014 | 10,484,753 |
| 2013 | 11,470,437 |
| 2012 | 10,596,998 |
| 2011 | 11,440,204 |
Facility insight: US Steel Corp - Gary Works
US Steel Corp - Gary Works (GHGRP ID 1000418) is a high-volume reporter at 10.9M MT CO₂e in 2023 from GARY, IN (#12 of 8,713 nationally) under Metals (NAICS 331110).
Over 13 years (2011–2023), emissions stayed within a narrow band around 10.9M MT CO₂e (peak 11.5M MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2013 at 11.5M MT CO2e; latest 2023 sits 4.7% below that peak (10.9M MT). The largest year-to-year move was 2020→2021 (+27.0%, 2.2M MT).
Frequently Asked Questions
Where does US Steel Corp - Gary Works rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, US Steel Corp - Gary Works ranks #12 of 8,713 reporting facilities by latest reported CO₂e, and #1 of 230 facilities in IN (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than US Steel Corp - Gary Works? ▼
US Steel Corp - Gary Works's 10.9M MT CO₂e is higher than 8,701 of the 8,713 GHGRP facilities with reported emissions (100%), an exact count from the full corpus, not an estimate.
How much CO2 does US Steel Corp - Gary Works emit? ▼
US Steel Corp - Gary Works reported 10.9M MT CO2e in 2023.
What share of US STEEL does US Steel Corp - Gary Works represent? ▼
US Steel Corp - Gary Works accounts for 56.3% of US STEEL's reported GHGRP CO₂e (10.9M MT of 19.4M MT), ranking #1 of 13 facilities under that parent.
What is US Steel Corp - Gary Works's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 1.1% of reported CO₂e at US Steel Corp - Gary Works, with CH₄ the larger non-CO₂ share at 1% (CO₂ 98.9%). Shares use the facility's GHGRP gas components for that year.
Where does US Steel Corp - Gary Works rank inside Metals? ▼
Among EPA GHGRP facilities tagged Metals, US Steel Corp - Gary Works ranks #1 of 363 by latest reported CO₂e.
Is US Steel Corp - Gary Works reducing emissions? ▼
Over 13 reporting years (2011–2023), US Steel Corp - Gary Works's emissions have decreased by 4.5%. Emissions have remained relatively stable.
Nationwide facilities with similar CO₂e or sector
Peer sets outside IN for a top-third GHGRP emitter: CO₂e totals first, then Metals neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside IN (10.9M MT here).
Similar Metals CO₂e
Nearest same-sector facility totals outside IN.