EPA TRI Facility · Electrical Equipment
Marathonnorco Aerospace Inc
Waco, TX · Parent: Transdigm Inc
- Total releases
- 51.0K lbs
- Chemicals reported
- 10
- Carcinogens
- 7
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Marathonnorco Aerospace Inc: how the 51.0K lbs splits
51.0K lbs across all reported pathways
- Off-site Transfers 51.0K lbs 100.0%
Marathonnorco Aerospace Inc's 51.0K 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: Cadmium compounds.
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-HEAVY
Marathonnorco Aerospace Inc is an EPA Toxics Release Inventory reporter in Waco, TX, in the electrical equipment sector. It reported 19.6K lbs of releases across 6 chemicals in 2023, and 51.0K lbs in total across its 2019-2023 reporting years. That ranks 6,090 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. Marathonnorco Aerospace Inc is pounds #589 and chemical-count #277 at 51.0K 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: Howmet Fastening Systems Waco; Packless Industries Waco Facility; Vantran Industries Llc.; Waco Boom Co Ltd. Similar-scale Electrical Equipment peers outside Texas: Abb Installation Products Inc.; Schneider Electric USA; Lex Products Corp; Clarios LLC. Other Transdigm Inc sites in this extract: Schneller LLC; Hytek Finishes Co; Armtec Defense Technologies; Acme Aerospace Inc. Largest disclosed chemicals by pounds: Cadmium compounds; Nickel And Nickel Compounds; Cadmium And Cadmium Compounds; Nickel compounds.
Marathonnorco Aerospace Inc stamps LIGHT volume with a dominant OFFSITE pathway (100.0% off-site transfers) across 10 chemicals · 7 carcinogen-classified. Cumulative Form-R extract: 51.0K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Abb Installation Products Inc. and Schneider Electric USA.
Marathonnorco Aerospace Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
51K lbs Top 23% higher than 77% 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
Marathonnorco Aerospace Inc: carcinogen-lbs share on Form-R
Among the 566 Electrical Equipment facilities in this database, Marathonnorco Aerospace Inc reports the 97th-largest volume, placing it in the top 17.1% of its sector. Carcinogen-classified chemicals make up 93.6% of the reported pounds, not just of the chemical count. Scale peers outside Texas include Abb Installation Products Inc. and Schneider Electric USA.
Carcinogen-heavy means ≥50% of pounds (93.6% here), not of chemical count. EPA/IARC classification ≠ site risk.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Marathonnorco Aerospace Inc's total reported releases rose from 6.3 thousand lb in 2022 to 19.6 thousand lb in 2023, based on EPA TRI filings.
- Marathonnorco Aerospace Inc's off-site transfers rose from 6.3 thousand lb in 2022 to 19.6 thousand lb in 2023, based on EPA TRI filings.
Marathonnorco Aerospace Inc Form-R facts
Compare this facility
See how Marathonnorco Aerospace Inc stacks up against nearby facilities and the typical reporter.
92% less 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 Marathonnorco Aerospace Inc releases toxic chemicals into the environment. Total: 51.0K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 85% (10.6K lbs to 19.6K lbs).
Marathonnorco Aerospace Inc: 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 Marathonnorco Aerospace Inc year-over-year reported totals (increased by 85% 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: Cadmium compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 10.6K lbs | 6 |
| 2020 | 6.1K lbs | 6 |
| 2021 | 8.4K lbs | 6 |
| 2022 | 6.3K lbs | 6 |
| 2023 | 19.6K lbs | 6 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 7 of 10 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Cadmium compounds | 25.8K lbs | Carcinogen |
| Nickel And Nickel Compounds | 7.9K lbs | Carcinogen |
| Cadmium And Cadmium Compounds | 7.1K lbs | Carcinogen |
| Nickel compounds | 6.0K lbs | Carcinogen |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 3.2K lbs | - |
| Nickel | 965 lbs | Carcinogen |
| Acrylic acid | 73 lbs | - |
| Cobalt compounds | 1 lbs | Carcinogen |
| Cobalt And Cobalt Compounds | 0 lbs | Carcinogen |
| Nitric acid | 0 lbs | - |
Marathonnorco Aerospace Inc · OFFSITE-pathway site
Nearest TRI Facilities to Marathonnorco Aerospace Inc
Closest other reporters in Texas - including Howmet Fastening Systems Waco, Packless Industries Waco Facility, Vantran Industries Llc., ordered by distance.
Showing 8 of 2,015 other reporting facilities in Texas.
Similar Electrical Equipment Facilities
Other Electrical Equipment facilities with similar total release volumes (±80%), outside Texas - e.g. Abb Installation Products Inc., Schneider Electric USA, Lex Products Corp.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Marathonnorco Aerospace Inc on cumulative reported pounds (51.0K lbs) and distinct chemical count (10). Release-pound peers include Engineered Polymer Solutions, Interfor U.S. Inc. - Dequincy Div, United Precious Metal Refining Inc.. Chemical-count peers include Harris Paints Corp., Saint Thomas Bulk Terminal, Total Guaynabo Bulk Terminal. 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.
- Engineered Polymer Solutions Chester, SC · Chemicals 51.0K lbs reported
- Interfor U.S. Inc. - Dequincy Div Dequincy, LA · Wood Products 51.1K lbs reported
- United Precious Metal Refining Inc. Alden, NY · Primary Metals 50.9K lbs reported
- Denso Manufacturing Michigan Inc Battle Creek, MI · Transportation Equipment 51.1K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Transdigm Inc Facilities
Same-parent TRI sites ranked by reported releases - including Schneller LLC, Hytek Finishes Co, Armtec Defense Technologies.
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 Cadmium compounds, Nickel And Nickel Compounds, Cadmium And Cadmium Compounds, Nickel compounds; nearby reporters include Howmet Fastening Systems Waco. Marathonnorco Aerospace Inc stamps LIGHT volume · OFFSITE pathway · CARC-HEAVY 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 Marathonnorco Aerospace Inc TRI extract (LIGHT · OFFSITE · CARC-HEAVY · lead Cadmium compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Marathonnorco Aerospace Inc totals are self-reported EPCRA §313 estimates for Waco, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 335911 · Electrical Equipment. 0.4% of Mclennan TRI pounds in this extract. Nearest ABS peer: Viron International LLC (Δ 11 lbs). Pounds ≠ exposure.
Marathonnorco Aerospace Inc stamps LIGHT volume · OFFSITE pathway · CARC-HEAVY · lead Cadmium 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