EPA TRI Facility · Primary Metals
Lone Star Tubular Operations
Lone Star, TX · Parent: US Steel Corp
- Total releases
- 10.8K lbs
- Chemicals reported
- 3
- Carcinogens
- 2
- Primary pathway
- Water Discharges
MIXED Form-R mix
Lone Star Tubular Operations: how the 10.8K lbs splits
10.8K lbs across all reported pathways
- Water Discharges 5.2K lbs 48.5%
- Air Releases 5.1K lbs 47.4%
- Off-site Transfers 445 lbs 4.1%
Lone Star Tubular Operations's 10.8K lbs Form-R total is MIXED - water discharges is 48.5% of the bar. Next segment: air releases at 47.4%. Leading chemical by pounds: Manganese.
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 MIXED pathway CARC-LEAN
Lone Star Tubular Operations is an EPA Toxics Release Inventory reporter in Lone Star, TX, in the primary metals sector. It reported 3.7K lbs of releases across 3 chemicals in 2020, and 10.8K lbs in total across its 2019-2020 reporting years. That ranks 9,660 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. Lone Star Tubular Operations is pounds #933 and chemical-count #1002 at 10.8K 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). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Lone Star Specialty Products LLC; Scot Industries; Wheeling Machine Products Hughes Springs; Atlas Roofing Corp. Similar-scale Primary Metals peers outside Texas: Hydro Extrusion USA LLC; Quality Castings Co; Mississippi Silicon LLC; Welded Tubes Inc.. Other US Steel Corp sites in this extract: Uss Gary Works; Uss Mon Valley Works - Edgar Thomson Plant; Uss-Clairton Plant; U.S. Steel Granite City Works. Largest disclosed chemicals by pounds: Manganese; Nickel; Lead.
Lone Star Tubular Operations is a LIGHT · MIXED-pathway Form-R site in Lone Star, TX: 10.8K lbs across 3 chemicals (2 carcinogen-classified, CARC-LEAN). No single media clears 70% of the bar (lead segment water discharges at 48.5%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Hydro Extrusion USA LLC and Quality Castings Co.
Lone Star Tubular Operations vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
11K lbs Top 37% higher than 63% 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
Lone Star Tubular Operations: Manganese-led volume
Among the 1,603 Primary Metals facilities in this database, Lone Star Tubular Operations reports the 729th-largest volume (10.8K lbs). Its reported volume is concentrated rather than spread: Manganese alone is 92.1% of the total. Scale peers outside Texas include Hydro Extrusion USA LLC and Quality Castings Co.
Concentrated means ≥60% of Lone Star Tubular Operations's pounds in one chemical - here Manganese at 92.1%. Not a toxicity score.
Lone Star Tubular Operations Form-R facts
Compare this facility
See how Lone Star Tubular Operations stacks up against nearby facilities and the typical reporter.
About the same as the comparison
73% less 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 Lone Star Tubular Operations releases toxic chemicals into the environment. Total: 10.8K lbs.
Emissions Trend Summary
From 2019 to 2020, total releases decreased by 47% (7.1K lbs to 3.7K lbs).
Lone Star Tubular Operations: annual Form-R pounds
LIGHT site · MIXED pathway · TRI years 2019–2020
- 2019 0
- 2020 0
What this shows Lone Star Tubular Operations year-over-year reported totals (decreased by 47% from 2019 to 2020). 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: Manganese.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 7.1K lbs | 3 |
| 2020 | 3.7K lbs | 3 |
Lone Star Tubular Operations in Morris
Nearest TRI Facilities to Lone Star Tubular Operations
Closest other reporters in Texas - including Lone Star Specialty Products LLC, Scot Industries, Wheeling Machine Products Hughes Springs, 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. Hydro Extrusion USA LLC, Quality Castings Co, Mississippi Silicon LLC.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Lone Star Tubular Operations on cumulative reported pounds (10.8K lbs) and distinct chemical count (3). Release-pound peers include Harper Industries, Southern Graphic Systems LLC, Uniform Color Co. Chemical-count peers include Industrial C&s of Pr LLC Arecibo Plant, Island Litho Corp., Fenwal International Inc. 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).
Other US Steel Corp Facilities
Same-parent TRI sites ranked by reported releases - including Uss Gary Works, Uss Mon Valley Works - Edgar Thomson Plant, Uss-Clairton Plant.
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 Manganese, Nickel, Lead; nearby reporters include Lone Star Specialty Products LLC. Lone Star Tubular Operations stamps LIGHT volume · MIXED 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 Lone Star Tubular Operations TRI extract (LIGHT · MIXED · CARC-LEAN · lead Manganese) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Lone Star Tubular Operations totals are self-reported EPCRA §313 estimates for Lone Star, TX, latest year 2020. Form-R rows span 2019–2020 (2 years). NAICS 331210 · Primary Metals. 14.3% of Morris TRI pounds in this extract. Nearest ABS peer: Harper Industries (Δ 3 lbs). Pounds ≠ exposure.
Lone Star Tubular Operations stamps LIGHT · MIXED pathway (water discharges leads at 48.5%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. 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