EPA TRI Facility · Primary Metals
Steel Dynamics Southwest Sinton Div
Sinton, TX · Parent: Steel Dynamics Inc
- Total releases
- 28.6K lbs
- Chemicals reported
- 15
- Carcinogens
- 3
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Steel Dynamics Southwest Sinton Div: how the 28.6K lbs splits
28.6K lbs across all reported pathways
- Off-site Transfers 23.0K lbs 80.4%
- Air Releases 4.6K lbs 16.2%
- Water Discharges 968 lbs 3.4%
- Land Disposal 0 lbs <0.1%
Steel Dynamics Southwest Sinton Div's 28.6K lbs Form-R total is OFFSITE - off-site transfers is 80.4% of the bar. Next segment: air releases at 16.2%. Leading chemical by pounds: Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region).
Carcinogen-classified pounds vs other reported pounds
Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.
LIGHT volume OFFSITE pathway CARC-LEAN
Steel Dynamics Southwest Sinton Div is an EPA Toxics Release Inventory reporter in Sinton, TX, in the primary metals sector. It reported 14.7K lbs of releases across 14 chemicals in 2023, and 28.6K lbs in total across its 2022-2023 reporting years. That ranks 7,422 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Texas's 2,016 reporting TRI sites, pounds #1 is not chemical-count #1. Steel Dynamics Southwest Sinton Div is pounds #722 and chemical-count #142 at 28.6K lbs. Ascend Performance Materials-Chocolate Bayou Plant leads reported pounds (94.0M lbs) at 36 chemicals (chemical-count #35). Veolia Es Technical Solutions LLC Port Arthur Facility leads chemical count at 246 chemicals (1.5M lbs, pounds #112). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Bull Moose Tube; Dawkins On-Site LLC - Sinton Plant; Chemtrade Solutions LLC; Gulf Coast Growth Ventures LLC. Similar-scale Primary Metals peers outside Texas: Latrobe Specialty Metals; Cleveland-Cliffs Plate LLC Conshohocken Facility; Acm Georgia; Purity Zinc Metals LLC. Other Steel Dynamics Inc sites in this extract: Steel Dynamics Inc-Flat Roll Div; Steel Dynamics Inc-Engineered Bar Products Div; Steel Dynamics Inc Flat Roll Group Columbus Div; Sdi Lafarga LLC. Largest disclosed chemicals by pounds: Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region); Manganese compounds; Zinc compounds; Lead compounds.
Steel Dynamics Southwest Sinton Div stamps LIGHT volume with a dominant OFFSITE pathway (80.4% off-site transfers) across 15 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 28.6K lbs (2022–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Latrobe Specialty Metals and Cleveland-Cliffs Plate LLC Conshohocken Facility.
Steel Dynamics Southwest Sinton Div vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
29K lbs Top 29% higher than 71% of 25,986 reporting TRI facilities
Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.
Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year
Steel Dynamics Southwest Sinton Div in the Primary Metals sector extract
Among the 1,603 Primary Metals facilities in this database, Steel Dynamics Southwest Sinton Div reports the 586th-largest volume (28.6K lbs). Scale peers outside Texas include Latrobe Specialty Metals and Cleveland-Cliffs Plate LLC Conshohocken Facility.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Steel Dynamics Southwest Sinton Div's total reported releases rose from 13.9 thousand lb in 2022 to 14.7 thousand lb in 2023, based on EPA TRI filings.
- Steel Dynamics Southwest Sinton Div's water releases rose from 28 lb in 2022 to 941 lb in 2023, based on EPA TRI filings.
- Steel Dynamics Southwest Sinton Div's chemicals reported rose from 13 in 2022 to 14 in 2023, based on EPA TRI filings.
- Steel Dynamics Southwest Sinton Div's air releases fell from 2.3 thousand lb in 2022 to 2.3 thousand lb in 2023, based on EPA TRI filings.
Steel Dynamics Southwest Sinton Div Form-R facts
Compare this facility
See how Steel Dynamics Southwest Sinton Div stacks up against nearby facilities and the typical reporter.
39747.8× more than the comparison
5.0× more than the comparison
Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.
How does this facility release toxic chemicals?
How Steel Dynamics Southwest Sinton Div releases toxic chemicals into the environment. Total: 28.6K lbs.
Emissions Trend Summary
From 2022 to 2023, total releases increased by 5% (13.9K lbs to 14.7K lbs).
Steel Dynamics Southwest Sinton Div: annual Form-R pounds
LIGHT site · OFFSITE pathway · TRI years 2022–2023
- 2022 0
- 2023 0
What this shows Steel Dynamics Southwest Sinton Div year-over-year reported totals (increased by 5% from 2022 to 2023). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region).
| Year | Total | Chemicals |
|---|---|---|
| 2022 | 13.9K lbs | 13 |
| 2023 | 14.7K lbs | 14 |
Chemical Releases
Aggregated across all reporting years (2022–2023). 3 of 15 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 14.8K lbs | - |
| Manganese compounds | 4.1K lbs | - |
| Zinc compounds | 2.7K lbs | - |
| Lead compounds | 2.5K lbs | - |
| Manganese And Manganese Compounds | 1.0K lbs | - |
| Nickel compounds | 795 lbs | Carcinogen |
| 1,2,4-Trimethylbenzene | 648 lbs | - |
| n-Butyl alcohol | 606 lbs | - |
| Naphthalene | 367 lbs | Carcinogen |
| Xylene (mixed isomers) | 317 lbs | - |
| Mercury And Mercury Compounds | 297 lbs | - |
| Certain glycol ethers | 191 lbs | - |
| Aluminum (fume or dust) | 147 lbs | - |
| Cumene | 102 lbs | Carcinogen |
| Copper compounds | 0 lbs | - |
Steel Dynamics Southwest Sinton Div · OFFSITE-pathway site
Nearest TRI Facilities to Steel Dynamics Southwest Sinton Div
Closest other reporters in Texas - including Bull Moose Tube, Dawkins On-Site LLC - Sinton Plant, Chemtrade Solutions LLC, ordered by distance.
Showing 8 of 2,015 other reporting facilities in Texas.
Similar Primary Metals Facilities
Other Primary Metals facilities with similar total release volumes (±80%), outside Texas - e.g. Latrobe Specialty Metals, Cleveland-Cliffs Plate LLC Conshohocken Facility, Acm Georgia.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Steel Dynamics Southwest Sinton Div on cumulative reported pounds (28.6K lbs) and distinct chemical count (15). Release-pound peers include Amerities South LLC, Eklind Tool Co, Mondelez Global LLC. Chemical-count peers include Port Hamilton Refining & Transportation Lllp, Clean Harbors of Connecticut Inc, Infineum USA Lp-Bayway Chemical Plant. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Port Hamilton Refining & Transportation Lllp Christiansted, VI · Petroleum 15 chemicals
- Clean Harbors of Connecticut Inc Bristol, CT · Hazardous Waste 15 chemicals
- Infineum USA Lp-Bayway Chemical Plant Linden, NJ · Chemicals 15 chemicals
- Global Cos LLC Albany Terminal Albany, NY · Petroleum Bulk Terminals 15 chemicals
Other Steel Dynamics Inc Facilities
Same-parent TRI sites ranked by reported releases - including Steel Dynamics Inc-Flat Roll Div, Steel Dynamics Inc-Engineered Bar Products Div, Steel Dynamics Inc Flat Roll Group Columbus Div.
About TRI Data
Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.
On this page the largest disclosed chemicals include Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region), Manganese compounds, Zinc compounds, Lead compounds; nearby reporters include Bull Moose Tube. Steel Dynamics Southwest Sinton Div stamps LIGHT volume · OFFSITE pathway · CARC-LEAN carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.
Use and verify this record
This Steel Dynamics Southwest Sinton Div TRI extract (LIGHT · OFFSITE · CARC-LEAN · lead Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Steel Dynamics Southwest Sinton Div totals are self-reported EPCRA §313 estimates for Sinton, TX, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 331110 · Primary Metals. 0.9% of San Patricio TRI pounds in this extract. Nearest ABS peer: Amerities South LLC (Δ 1 lbs). Pounds ≠ exposure.
Steel Dynamics Southwest Sinton Div stamps LIGHT volume · OFFSITE pathway · CARC-LEAN · lead Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region). PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. Corrections: editorial policy.
All federal data sources used on this page
- EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
- EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
- EPA Facility Registry Service - facility location and identity. epa.gov
- EPA ECHO - regulatory and compliance context. epa.gov
- EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov