EPA TRI Facility · Fabricated Metals
Triangle Industrial Corp
Tucson, AZ
- Total releases
- 6.7K lbs
- Chemicals reported
- 4
- Latest report
- 2023
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Triangle Industrial Corp: how the 6.7K lbs splits
6.7K lbs across all reported pathways
- Off-site Transfers 6.7K lbs 99.8%
- Air Releases 15 lbs 0.2%
Triangle Industrial Corp's 6.7K lbs Form-R total is OFFSITE - off-site transfers is 99.8% of the bar. Next segment: air releases at 0.2%. Leading chemical by pounds: Chromium.
LIGHT volume OFFSITE pathway CLEAN
Triangle Industrial Corp is an EPA Toxics Release Inventory reporter in Tucson, AZ, in the fabricated metals sector. It reported 6.1K lbs of releases across 1 chemical in 2023, and 6.7K lbs in total across its 2019-2023 reporting years. That ranks 10,620 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Arizona's 288 reporting TRI sites, pounds #1 is not chemical-count #1. Triangle Industrial Corp is pounds #113 and chemical-count #85 at 6.7K lbs. Freeport-McMoran Miami Inc leads reported pounds (129.3M lbs) at 17 chemicals (chemical-count #10). Freeport-McMoran Morenci Inc leads chemical count at 33 chemicals (36.9M lbs, pounds #4). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Best Block - Tucson Az Plant; Superlite Block; Johns Manville; Polymer Chemistry Innovations Inc. Similar-scale Fabricated Metals peers outside Arizona: Ati Precision Finishing LLC - Monaca; Precision Spray & Coatings Llc.; Millennium Galvanizing LLC; Truenorth Steel - Fargo. Largest disclosed chemicals by pounds: Chromium; Lead And Lead Compounds; Lead compounds; Copper.
Triangle Industrial Corp stamps LIGHT volume with a dominant OFFSITE pathway (99.8% off-site transfers) across 4 chemicals. Cumulative Form-R extract: 6.7K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Ati Precision Finishing LLC - Monaca and Precision Spray & Coatings Llc..
Triangle Industrial Corp vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
6.7K lbs Top 41% higher than 59% 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
Triangle Industrial Corp: Chromium-led volume
Among the 3,421 Fabricated Metals facilities in this database, Triangle Industrial Corp reports the 1,283rd-largest volume (6.7K lbs). Its reported volume is concentrated rather than spread: Chromium alone is 96.1% of the total. Scale peers outside Arizona include Ati Precision Finishing LLC - Monaca and Precision Spray & Coatings Llc..
Concentrated means ≥60% of Triangle Industrial Corp's pounds in one chemical - here Chromium at 96.1%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Triangle Industrial Corp's total reported releases rose from 65 lb in 2022 to 6.1 thousand lb in 2023, based on EPA TRI filings.
- Triangle Industrial Corp's off-site transfers rose from 60 lb in 2022 to 6.1 thousand lb in 2023, based on EPA TRI filings.
- Triangle Industrial Corp's chemicals reported fell from 3 in 2022 to 1 in 2023, based on EPA TRI filings.
Triangle Industrial Corp Form-R facts
Compare this facility
See how Triangle Industrial Corp stacks up against nearby facilities and the typical reporter.
64516.9× more than the comparison
4.0× 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 Triangle Industrial Corp releases toxic chemicals into the environment. Total: 6.7K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 2524% (233 lbs to 6.1K lbs).
Triangle Industrial Corp: annual Form-R pounds
LIGHT site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Triangle Industrial Corp year-over-year reported totals (increased by 2524% 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: Chromium.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 233 lbs | 3 |
| 2020 | 152 lbs | 3 |
| 2021 | 177 lbs | 3 |
| 2022 | 65 lbs | 3 |
| 2023 | 6.1K lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Chromium | 6.5K lbs | - |
| Lead And Lead Compounds | 153 lbs | - |
| Lead compounds | 104 lbs | - |
| Copper | 5 lbs | - |
Triangle Industrial Corp · OFFSITE-pathway site
Nearest TRI Facilities to Triangle Industrial Corp
Closest other reporters in Arizona - including Best Block - Tucson Az Plant, Superlite Block, Johns Manville, ordered by distance.
Showing 8 of 287 other reporting facilities in Arizona.
Similar Fabricated Metals Facilities
Other Fabricated Metals facilities with similar total release volumes (±80%), outside Arizona - e.g. Ati Precision Finishing LLC - Monaca, Precision Spray & Coatings Llc., Millennium Galvanizing LLC.
Compare beyond Arizona
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Triangle Industrial Corp on cumulative reported pounds (6.7K lbs) and distinct chemical count (4). Release-pound peers include Epiroc Drilling Tools LLC, Ati Precision Finishing LLC - Monaca, Occidental Chemical Corp (oxychem). Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis 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.
- Epiroc Drilling Tools LLC Kronenwetter, WI · Machinery 6.7K lbs reported
- Ati Precision Finishing LLC - Monaca Monaca, PA · Fabricated Metals 6.7K lbs reported
- Occidental Chemical Corp (oxychem) New Johnsonville, TN · Chemicals 6.7K lbs reported
- Swisher International Inc Wheeling, WV · Tobacco 6.8K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Hamilton Sundstrand de Puerto Rico Inc. Santa Isabel, PR · Transportation Equipment 4 chemicals
- Abb Installation Products Caribe LLC Vega Baja, PR · Electrical Equipment 4 chemicals
- Solenis LLC Chicopee, MA · Chemicals 4 chemicals
- Adhesive Applications Inc. - O'Neill St Easthampton Easthampton, MA · Miscellaneous Manufacturing 4 chemicals
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, Lead And Lead Compounds, Lead compounds, Copper; nearby reporters include Best Block - Tucson Az Plant. Triangle Industrial Corp stamps LIGHT 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 Triangle Industrial Corp TRI extract (LIGHT · OFFSITE · CLEAN · lead Chromium) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Triangle Industrial Corp totals are self-reported EPCRA §313 estimates for Tucson, AZ, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 332813 · Fabricated Metals. 0.0% of Pima TRI pounds in this extract. Nearest ABS peer: Epiroc Drilling Tools LLC (Δ 1 lbs). Pounds ≠ exposure.
Triangle Industrial Corp stamps LIGHT volume · OFFSITE pathway · CLEAN · lead Chromium. 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