EPA TRI Facility · Fabricated Metals
Southwest Galvanizing Inc
Houston, TX · Parent: Southwest Galvanizing Inc
- Total releases
- 1.2M lbs
- Chemicals reported
- 5
- Latest report
- 2023
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Southwest Galvanizing Inc: how the 1.2M lbs splits
1.2M lbs across all reported pathways
- Off-site Transfers 1.2M lbs 99.3%
- Air Releases 6.8K lbs 0.6%
- Water Discharges 2.0K lbs 0.2%
Southwest Galvanizing Inc's 1.2M lbs Form-R total is OFFSITE - off-site transfers is 99.3% of the bar. Next segment: air releases at 0.6%. Leading chemical by pounds: Zinc compounds.
HEAVY volume OFFSITE pathway CLEAN
Southwest Galvanizing Inc is an EPA Toxics Release Inventory reporter in Houston, TX, in the fabricated metals sector. It reported 138.7K lbs of releases across 3 chemicals in 2023, and 1.2M lbs in total across its 2019-2023 reporting years. That ranks 1,174 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. Southwest Galvanizing Inc is pounds #128 and chemical-count #611 at 1.2M 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: Owens Corning Roofing & Asphalt Lls Houston; Anheuser-Busch LLC; Hydril Co; Nvent. Similar-scale Fabricated Metals peers outside Texas: Crown Beverage Packaging; Century Sun Metal Treating; Ammunition Operations LLC; Lincoln Industries Inc.. Largest disclosed chemicals by pounds: Zinc compounds; Lead compounds; Lead And Lead Compounds; Barium compounds (except for barium sulfate (CAS No. 7727-43-7)).
Southwest Galvanizing Inc stamps HEAVY volume with a dominant OFFSITE pathway (99.3% off-site transfers) across 5 chemicals. Cumulative Form-R extract: 1.2M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Crown Beverage Packaging and Century Sun Metal Treating.
Southwest Galvanizing Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1.2M lbs Top 5% higher than 95% 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
Southwest Galvanizing Inc: Zinc compounds-led volume
Among the 3,421 Fabricated Metals facilities in this database, Southwest Galvanizing Inc reports the 33rd-largest volume, placing it in the top 1% of its sector. Its reported volume is concentrated rather than spread: Zinc compounds alone is 99.1% of the total. Scale peers outside Texas include Crown Beverage Packaging and Century Sun Metal Treating.
Concentrated means ≥60% of Southwest Galvanizing Inc's pounds in one chemical - here Zinc compounds at 99.1%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Southwest Galvanizing Inc's total reported releases rose from 32.0 thousand lb in 2022 to 138.7 thousand lb in 2023, based on EPA TRI filings.
- Southwest Galvanizing Inc's off-site transfers rose from 29.1 thousand lb in 2022 to 136.2 thousand lb in 2023, based on EPA TRI filings.
- Southwest Galvanizing Inc's air releases fell from 2.5 thousand lb in 2022 to 2.1 thousand lb in 2023, based on EPA TRI filings.
Southwest Galvanizing Inc Form-R facts
Compare this facility
See how Southwest Galvanizing Inc stacks up against nearby facilities and the typical reporter.
10.6× more than the comparison
67% 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 Southwest Galvanizing Inc releases toxic chemicals into the environment. Total: 1.2M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 71% (478.5K lbs to 138.7K lbs).
Southwest Galvanizing Inc: annual Form-R pounds
HEAVY site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Southwest Galvanizing Inc year-over-year reported totals (decreased by 71% from 2019 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: Zinc compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 478.5K lbs | 3 |
| 2020 | 268.7K lbs | 3 |
| 2021 | 283.7K lbs | 3 |
| 2022 | 32.0K lbs | 3 |
| 2023 | 138.7K lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Zinc compounds | 1.2M lbs | - |
| Lead compounds | 8.7K lbs | - |
| Lead And Lead Compounds | 1.2K lbs | - |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 342 lbs | - |
| Barium And Barium Compounds | 92 lbs | - |
Southwest Galvanizing Inc · OFFSITE-pathway site
Nearest TRI Facilities to Southwest Galvanizing Inc
Closest other reporters in Texas - including Owens Corning Roofing & Asphalt Lls Houston, Anheuser-Busch LLC, Hydril Co, ordered by distance.
Showing 8 of 2,015 other reporting facilities in Texas.
Similar Fabricated Metals Facilities
Other Fabricated Metals facilities with similar total release volumes (±80%), outside Texas - e.g. Crown Beverage Packaging, Century Sun Metal Treating, Ammunition Operations LLC.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Southwest Galvanizing Inc on cumulative reported pounds (1.2M lbs) and distinct chemical count (5). Release-pound peers include Nissan N.a. Inc., Crown Beverage Packaging, Fairborn Cement Co. Chemical-count peers include Abbvie Ltd, Lilly del Caribe Inc Carolin A, Baxter Healthcare of Puerto Rico LLC. 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).
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 Zinc compounds, Lead compounds, Lead And Lead Compounds, Barium compounds (except for barium sulfate (CAS No. 7727-43-7)); nearby reporters include Owens Corning Roofing & Asphalt Lls Houston. Southwest Galvanizing Inc stamps HEAVY volume · OFFSITE pathway · CLEAN 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 Southwest Galvanizing Inc TRI extract (HEAVY · OFFSITE · CLEAN · lead Zinc compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Southwest Galvanizing Inc totals are self-reported EPCRA §313 estimates for Houston, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 332812 · Fabricated Metals. 0.6% of Harris TRI pounds in this extract. Nearest ABS peer: Nissan N.a. Inc. (Δ 340 lbs). Pounds ≠ exposure.
Southwest Galvanizing Inc stamps HEAVY volume · OFFSITE pathway · CLEAN · lead Zinc compounds. 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