EPA TRI Facility · Transportation Equipment
Ducommun Aerostructures Inc Orange Facility
Orange, CA
- Total releases
- 47.7K lbs
- Chemicals reported
- 4
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Ducommun Aerostructures Inc Orange Facility: how the 47.7K lbs splits
47.7K lbs across all reported pathways
- Off-site Transfers 43.1K lbs 90.2%
- Air Releases 4.7K lbs 9.8%
- Water Discharges 3 lbs <0.1%
Ducommun Aerostructures Inc Orange Facility's 47.7K lbs Form-R total is OFFSITE - off-site transfers is 90.2% of the bar. Next segment: air releases at 9.8%. Leading chemical by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution).
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
Ducommun Aerostructures Inc Orange Facility is an EPA Toxics Release Inventory reporter in Orange, CA, in the transportation equipment sector. It reported 43 lbs of releases across 2 chemicals in 2023, and 47.7K lbs in total across its 2019-2023 reporting years. That ranks 6,214 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In California's 1,149 reporting TRI sites, pounds #1 is not chemical-count #1. Ducommun Aerostructures Inc Orange Facility is pounds #212 and chemical-count #277 at 47.7K lbs. Clean Harbors Buttonwillow LLC leads reported pounds (50.4M lbs) at 45 chemicals (chemical-count #2). Chevron Products Co Richmond Refinery leads chemical count at 46 chemicals (3.0M lbs, pounds #13). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Fxi Inc. - Orange; Continuous Coating Corp; Westpac Materials; Anillo Industries Inc.. Similar-scale Transportation Equipment peers outside California: Fincantieri Marine Group DBA Fincantieri Bay Shipbuilding; Northrop Grumman Systems Corp - Bacchus; Ikon Boats LLC; Marquis Yachts LLC. Largest disclosed chemicals by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution); Copper; Tetrachloroethylene; Nitric acid.
Ducommun Aerostructures Inc Orange Facility stamps LIGHT volume with a dominant OFFSITE pathway (90.2% off-site transfers) across 4 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 47.7K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Fincantieri Marine Group DBA Fincantieri Bay Shipbuilding and Northrop Grumman Systems Corp - Bacchus.
Ducommun Aerostructures Inc Orange Facility vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
48K lbs Top 24% higher than 76% 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
Ducommun Aerostructures Inc Orange Facility: Nitrate compounds (water dissociable; reportable only when in aqueous solution)-led volume
Among the 1,603 Transportation Equipment facilities in this database, Ducommun Aerostructures Inc Orange Facility reports the 394th-largest volume, placing it in the top 24.6% of its sector. Its reported volume is concentrated rather than spread: Nitrate compounds (water dissociable; reportable only when in aqueous solution) alone is 66.8% of the total. Scale peers outside California include Fincantieri Marine Group DBA Fincantieri Bay Shipbuilding and Northrop Grumman Systems Corp - Bacchus.
Concentrated means ≥60% of Ducommun Aerostructures Inc Orange Facility's pounds in one chemical - here Nitrate compounds (water dissociable; reportable only when in aqueous solution) at 66.8%. Not a toxicity score.
Ducommun Aerostructures Inc Orange Facility Form-R facts
Compare this facility
See how Ducommun Aerostructures Inc Orange Facility stacks up against nearby facilities and the typical reporter.
56.6× more than the comparison
33% 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 Ducommun Aerostructures Inc Orange Facility releases toxic chemicals into the environment. Total: 47.7K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 100% (45.0K lbs to 43 lbs).
Ducommun Aerostructures Inc Orange Facility: 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 Ducommun Aerostructures Inc Orange Facility year-over-year reported totals (decreased by 100% 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: Nitrate compounds (water dissociable; reportable only when in aqueous solution).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 45.0K lbs | 4 |
| 2020 | 1.8K lbs | 4 |
| 2021 | 764 lbs | 1 |
| 2022 | 43 lbs | 2 |
| 2023 | 43 lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 4 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 31.9K lbs | - |
| Copper | 11.2K lbs | - |
| Tetrachloroethylene | 3.9K lbs | Carcinogen |
| Nitric acid | 800 lbs | - |
Ducommun Aerostructures Inc Orange Facility · OFFSITE-pathway site
Nearest TRI Facilities to Ducommun Aerostructures Inc Orange Facility
Closest other reporters in California - including Fxi Inc. - Orange, Continuous Coating Corp, Westpac Materials, ordered by distance.
Showing 8 of 1,148 other reporting facilities in California.
Similar Transportation Equipment Facilities
Other Transportation Equipment facilities with similar total release volumes (±80%), outside California - e.g. Fincantieri Marine Group DBA Fincantieri Bay Shipbuilding, Northrop Grumman Systems Corp - Bacchus, Ikon Boats LLC.
Compare beyond California
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Ducommun Aerostructures Inc Orange Facility on cumulative reported pounds (47.7K lbs) and distinct chemical count (4). Release-pound peers include Fincantieri Marine Group DBA Fincantieri Bay Shipbuilding, Northrop Grumman Systems Corp - Bacchus, Nucor Building Systems Llc-Utah. 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.
- Fincantieri Marine Group DBA Fincantieri Bay Shipbuilding Sturgeon Bay, WI · Transportation Equipment 47.8K lbs reported
- Northrop Grumman Systems Corp - Bacchus Magna, UT · Transportation Equipment 47.7K lbs reported
- Nucor Building Systems Llc-Utah Brigham City, UT · Fabricated Metals 47.7K lbs reported
- Crane Composites Inc Goshen Operations Goshen, IN · Plastics and Rubber 47.7K 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 Nitrate compounds (water dissociable; reportable only when in aqueous solution), Copper, Tetrachloroethylene, Nitric acid; nearby reporters include Fxi Inc. - Orange. Ducommun Aerostructures Inc Orange Facility 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 Ducommun Aerostructures Inc Orange Facility TRI extract (LIGHT · OFFSITE · CARC-LEAN · lead Nitrate compounds (water dissociable; reportable only when in aqueous solution)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Ducommun Aerostructures Inc Orange Facility totals are self-reported EPCRA §313 estimates for Orange, CA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 336413 · Transportation Equipment. 2.0% of Orange TRI pounds in this extract. Nearest ABS peer: Fincantieri Marine Group DBA Fincantieri Bay Shipbuilding (Δ 18 lbs). Pounds ≠ exposure.
Ducommun Aerostructures Inc Orange Facility stamps LIGHT volume · OFFSITE pathway · CARC-LEAN · lead Nitrate compounds (water dissociable; reportable only when in aqueous solution). 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