ALTON STEEL COMPANY
ALTON, IL · MADISON COUNTY · NAICS 331110
Data updated May 2026
ALTON STEEL COMPANY ranks among smaller GHGRP totals (#6,307 of 8,713 nationally; #195 of 299 in IL), a lower-footprint comparator in Metals.
- National rank #6,307 of 8,713 GHGRP facilities
- #195 of 299 in IL
- #280 of 363 in Metals
- 100% of ALTON STEEL parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- -62.8% since 2011
ALTON STEEL COMPANY vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
24,279 6307th of 8713 higher than 2,406 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 100% of ALTON STEEL reported parent CO₂e (24K MT of 24K MT ). Inside the EPA Metals sector it ranks #280 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 24K MT CO₂e reported for 2023, non-CO₂ gases are 0.1% , led by N₂O at 0% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.9%
- 24K MT
- CH₄
- 0%
- 7 MT
- N₂O
- 0%
- 8 MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 24,279 |
| 2022 | 22,162 |
| 2021 | 35,074 |
| 2020 | 30,371 |
| 2019 | 34,862 |
| 2018 | 33,551 |
| 2017 | 33,930 |
| 2016 | 32,032 |
| 2015 | 41,464 |
| 2014 | 59,393 |
| 2013 | 57,712 |
| 2012 | 64,545 |
| 2011 | 65,345 |
Facility insight: ALTON STEEL COMPANY
ALTON STEEL COMPANY (ID 1003268) reported 24K MT CO₂e for 2023 in MADISON COUNTY, IL (#6,307 of 8,713 by latest CO₂e).
Across 2011–2023, annual CO₂e fell 62.8%; peak load was 65K MT in 2011. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2011 at 65K MT CO2e; latest 2023 sits 62.8% below that peak (24K MT). The largest year-to-year move was 2014→2015 (-30.2%, 18K MT).
Frequently Asked Questions
Where does ALTON STEEL COMPANY rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, ALTON STEEL COMPANY ranks #6,307 of 8,713 reporting facilities by latest reported CO₂e, and #195 of 299 facilities in IL (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than ALTON STEEL COMPANY? ▼
ALTON STEEL COMPANY's 24K MT CO₂e is higher than 2,406 of the 8,713 GHGRP facilities with reported emissions (28%), an exact count from the full corpus, not an estimate.
How much CO2 does ALTON STEEL COMPANY emit? ▼
ALTON STEEL COMPANY reported 24K MT CO2e in 2023.
What share of ALTON STEEL does ALTON STEEL COMPANY represent? ▼
ALTON STEEL COMPANY accounts for 100% of ALTON STEEL's reported GHGRP CO₂e (24K MT of 24K MT).
What is ALTON STEEL COMPANY's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at ALTON STEEL COMPANY, with N₂O the larger non-CO₂ share at 0% (CO₂ 99.9%). Shares use the facility's GHGRP gas components for that year.
Where does ALTON STEEL COMPANY rank inside Metals? ▼
Among EPA GHGRP facilities tagged Metals, ALTON STEEL COMPANY ranks #280 of 363 by latest reported CO₂e.
Is ALTON STEEL COMPANY reducing emissions? ▼
Over 13 reporting years (2011–2023), ALTON STEEL COMPANY's emissions have decreased by 62.8%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Lower-footprint peers outside IL: nearest CO₂e totals and same-sector reporters for context.
Similar reported CO₂e
Nearest latest-year facility totals outside IL (24K MT here).
Similar Metals CO₂e
Nearest same-sector facility totals outside IL.