EPA TRI Facility · Fabricated Metals

Duffin Manufacturing Co

Elyria, OH · Parent: Chicago Faucet

Total releases
11.2K lbs
Chemicals reported
2
Carcinogens
1
Primary pathway
Off-site Transfers

OFFSITE Form-R mix

Duffin Manufacturing Co: how the 11.2K lbs splits

11.2K lbs across all reported pathways

  • Off-site Transfers 11.2K lbs 100.0%

Duffin Manufacturing Co's 11.2K lbs Form-R total is OFFSITE - off-site transfers is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Copper.

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

Duffin Manufacturing Co is an EPA Toxics Release Inventory reporter in Elyria, OH, in the fabricated metals sector. It reported 2.7K lbs of releases across 2 chemicals in 2021, and 11.2K lbs in total across its 2019-2021 reporting years. That ranks 9,563 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Ohio's 1,299 reporting TRI sites, pounds #1 is not chemical-count #1. Duffin Manufacturing Co is pounds #645 and chemical-count #818 at 11.2K lbs. Ineos Nitriles USA LLC leads reported pounds (42.4M lbs) at 31 chemicals (chemical-count #10). Heritage Thermal Services leads chemical count at 217 chemicals (431.4K lbs, pounds #116). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Real Alloy Specialty Products LLC; Elyria Foundry Co LLC; Shalmet Corp; Basf Corp. Similar-scale Fabricated Metals peers outside Ohio: Skolnik Industries; Peerless Products Inc; Arvos Ljungstrom LLC; Aerodynamics LLC. Largest disclosed chemicals by pounds: Copper; Lead.

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Duffin Manufacturing Co stamps LIGHT volume with a dominant OFFSITE pathway (100.0% off-site transfers) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 11.2K lbs (2019–2021). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Skolnik Industries and Peerless Products Inc.

#9,563 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Duffin Manufacturing Co 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

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

Duffin Manufacturing Co: Copper-led volume

Among the 3,421 Fabricated Metals facilities in this database, Duffin Manufacturing Co reports the 1,139th-largest volume (11.2K lbs). Its reported volume is concentrated rather than spread: Copper alone is 90.5% of the total. Scale peers outside Ohio include Skolnik Industries and Peerless Products Inc.

Concentrated means ≥60% of Duffin Manufacturing Co's pounds in one chemical - here Copper at 90.5%. Not a toxicity score.

Duffin Manufacturing Co Form-R facts

Sector
Fabricated Metals
LIGHT volume
11.2K lbs
OFFSITE pathway
Off-site Transfers
CARC-LEAN chem count
2 · 1 carc.
Lead chemical
Copper

Compare this facility

See how Duffin Manufacturing Co stacks up against nearby facilities and the typical reporter.

Total reported releases
Duffin Manufacturing Co
11.2K lbs
Real Alloy Specialty Products LLC
3.3K lbs

3.4× more than the comparison

Chemicals reported
Duffin Manufacturing Co
2
Real Alloy Specialty Products LLC
7

71% 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 Duffin Manufacturing Co releases toxic chemicals into the environment. Total: 11.2K lbs.

Off-site Transfers 11.2K lbs (100.0%)
View 3-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2021, total releases decreased by 20% (3.4K lbs to 2.7K lbs).

Duffin Manufacturing Co: annual Form-R pounds

LIGHT site · OFFSITE pathway · TRI years 2019–2021

million lbs

What this shows Duffin Manufacturing Co year-over-year reported totals (decreased by 20% from 2019 to 2021). 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: Copper.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 3.4K lbs 2
2020 5.1K lbs 2
2021 2.7K lbs 2

Chemical Releases

Aggregated across all reporting years (2019–2021). 1 of 2 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Copper 10.2K lbs -
Lead 1.1K lbs Carcinogen

Duffin Manufacturing Co · OFFSITE-pathway site

Elyria, OH
41.3892, -82.1204
County TRI context
Lorain · 0.2% of county pounds
Parent company
Chicago Faucet

Compare beyond Ohio

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Duffin Manufacturing Co on cumulative reported pounds (11.2K lbs) and distinct chemical count (2). Release-pound peers include Concrete Supply, Tessenderlo Kerley Inc Fresno Plant, Valor LLC. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

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 Copper, Lead; nearby reporters include Real Alloy Specialty Products LLC. Duffin Manufacturing Co 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 Duffin Manufacturing Co TRI extract (LIGHT · OFFSITE · CARC-LEAN · lead Copper) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Duffin Manufacturing Co totals are self-reported EPCRA §313 estimates for Elyria, OH, latest year 2021. Form-R rows span 2019–2021 (3 years). NAICS 332721 · Fabricated Metals. 0.2% of Lorain TRI pounds in this extract. Nearest ABS peer: Concrete Supply (Δ 2 lbs). Pounds ≠ exposure.

Duffin Manufacturing Co stamps LIGHT volume · OFFSITE pathway · CARC-LEAN · lead Copper. 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