GERDAU AMERISTEEL US INC
WILTON, IA · MUSCATINE COUNTY · NAICS 331110
Data updated May 2026
According to the EPA Greenhouse Gas Reporting Program, GERDAU AMERISTEEL US INC ranks #5,494 of 8,713 U.S. reporting facilities by latest reported CO₂e and #124 of 172 facilities in IA.
- National rank #5,494 of 8,713 GHGRP facilities
- #124 of 172 in IA
- #250 of 363 in Metals
- 3.8% of GERDAU USA parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- -9.4% since 2011
GERDAU AMERISTEEL US INC vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
31,887 5494th of 8713 higher than 3,219 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 3.8% of GERDAU USA reported parent CO₂e (32K MT of 840K MT ; #8 of 10 GHGRP facilities under that parent ). Inside the EPA Metals sector it ranks #250 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 32K 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%
- 32K MT
- CH₄
- 0%
- 12 MT
- N₂O
- 0%
- 14 MT
Annual emissions history
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 31,887 |
| 2022 | 29,351 |
| 2021 | 29,827 |
| 2020 | 29,941 |
| 2019 | 29,552 |
| 2018 | 30,931 |
| 2017 | 28,751 |
| 2016 | 27,813 |
| 2015 | 34,397 |
| 2014 | 34,834 |
| 2013 | 30,915 |
| 2012 | 32,659 |
| 2011 | 35,176 |
Facility insight: GERDAU AMERISTEEL US INC
GERDAU AMERISTEEL US INC (EPA GHGRP Facility ID 1003577) reported 32K metric tons of CO2-equivalent in 2023, operating in WILTON, IA within MUSCATINE COUNTY. Among GHGRP reporters it ranks #5,494 of 8,713 nationally by latest CO₂e and #124 of 172 in IA. The site is classified under Metals with NAICS code 331110.
Over 13 years (2011–2023), emissions stayed within a narrow band around 32K MT CO₂e (peak 35K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2011 at 35K MT CO2e; latest 2023 sits 9.4% below that peak (32K MT). The largest year-to-year move was 2015→2016 (-19.1%, 7K MT).
Frequently Asked Questions
Where does GERDAU AMERISTEEL US INC rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, GERDAU AMERISTEEL US INC ranks #5,494 of 8,713 reporting facilities by latest reported CO₂e, and #124 of 172 facilities in IA (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than GERDAU AMERISTEEL US INC? ▼
GERDAU AMERISTEEL US INC's 32K MT CO₂e is higher than 3,219 of the 8,713 GHGRP facilities with reported emissions (37%), an exact count from the full corpus, not an estimate.
How much CO2 does GERDAU AMERISTEEL US INC emit? ▼
GERDAU AMERISTEEL US INC reported 32K MT CO2e in 2023.
What share of GERDAU USA does GERDAU AMERISTEEL US INC represent? ▼
GERDAU AMERISTEEL US INC accounts for 3.8% of GERDAU USA's reported GHGRP CO₂e (32K MT of 840K MT), ranking #8 of 10 facilities under that parent.
What is GERDAU AMERISTEEL US INC's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at GERDAU AMERISTEEL US INC, 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 GERDAU AMERISTEEL US INC rank inside Metals? ▼
Among EPA GHGRP facilities tagged Metals, GERDAU AMERISTEEL US INC ranks #250 of 363 by latest reported CO₂e.
Is GERDAU AMERISTEEL US INC reducing emissions? ▼
Over 13 reporting years (2011–2023), GERDAU AMERISTEEL US INC's emissions have decreased by 9.4%. Emissions have remained relatively stable.
Nationwide facilities with similar CO₂e or sector
Two GHGRP-derived peer sets for GERDAU AMERISTEEL US INC, both outside IA so the neighborhoods are not state-geo containment.
Similar reported CO₂e
Nearest latest-year facility totals outside IA (32K MT here).
Similar Metals CO₂e
Nearest same-sector facility totals outside IA.