American Honda Motor Co Inc

9 facilities · 6 states · 5.3M lbs total releases

According to the EPA Toxics Release Inventory, American Honda Motor Co Inc is the reported parent of 9 Form R facilities across 6 states, disclosing 5.3M lbs of toxic releases. 11 of 140 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Ohio (2.9M lbs). Those TRI figures remain self-reported disclosure pounds for American Honda Motor Co Inc, including carcinogen-flagged substances, not a measured public-health risk score.

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Release-over-release change

What changed for American Honda Motor Co Inc: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

+21.0%

9 facilities that filed in 2022 and 2023

Whole inventory

+21.0%

949.2 thousand lb → 1.1 million lb, every facility that filed

  • American Honda Motor Co Inc's total reported releases rose from 949.2 thousand lb in 2022 to 1.1 million lb in 2023, based on EPA TRI filings.
  • American Honda Motor Co Inc's water releases fell from 27.0 thousand lb in 2022 to 35 lb in 2023, based on EPA TRI filings.
  • American Honda Motor Co Inc's off-site transfers rose from 180.2 thousand lb in 2022 to 238.2 thousand lb in 2023, based on EPA TRI filings.
  • American Honda Motor Co Inc's air releases rose from 742.0 thousand lb in 2022 to 910.3 thousand lb in 2023, based on EPA TRI filings.

TRI parent disclosure trail

Read American Honda Motor Co Inc from filing to facility

Largest Form R sites under this parent: Honda Development & Manufacturing of America LLC - Alabama; Honda Development & Manufacturing of America LLC; Honda of America Manufacturing Inc; Honda Developlement & Manufacturing LLC - Iap. Neighbor parents on the disclosure ladder: Waste Management Inc; Koch Inc.. Largest disclosed chemicals by pounds: Certain glycol ethers; 1,2,4-Trimethylbenzene; n-Butyl alcohol; Sodium nitrite; Zinc compounds. Heaviest-reporting states in this extract: Ohio; Alabama; Indiana. Industry labels on the parent rollup: Transportation Equipment; Machinery. Start from those named sites and neighbors rather than a generic parent blurb; pounds stay disclosure, not risk.

Source: U.S. Environmental Protection Agency, TRI Basic Data Files Toxics Release Inventory (TRI) · August 2026

Total Releases
5.3M lbs
Facilities
9
Chemicals
140
Carcinogens
11

Largest Form R sites under this parent: Honda Development & Manufacturing of America LLC - Alabama; Honda Development & Manufacturing of America LLC; Honda of America Manufacturing Inc; Honda Developlement & Manufacturing LLC - Iap. Neighbor parents on the disclosure ladder: Waste Management Inc; Koch Inc.. Largest disclosed chemicals by pounds: Certain glycol ethers; 1,2,4-Trimethylbenzene; n-Butyl alcohol; Sodium nitrite; Zinc compounds. Heaviest-reporting states in this extract: Ohio; Alabama; Indiana. Industry labels on the parent rollup: Transportation Equipment; Machinery.

American Honda Motor Co Inc ranks #256 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. American Honda Motor Co Inc spans 6 states in this extract, placing it among the broader national TRI parent footprints. American Honda Motor Co Inc's disclosed pounds are spread across 9 facilities, no single site dominates the parent total in this extract.

Parent aggregation for American Honda Motor Co Inc follows facility-reported names. Compare the named neighbors (Waste Management Inc; Koch Inc.) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.

Where American Honda Motor Co Inc sits among TRI parents

American Honda Motor Co Inc sits on a disclosure ladder beside Waste Management Inc and Koch Inc.. Open those parents for a different facility count, state span, and chemical mix.

Higher disclosed volume

Largest chemicals disclosed by American Honda Motor Co Inc

Certain glycol ethers; 1,2,4-Trimethylbenzene; n-Butyl alcohol; Sodium nitrite; Zinc compounds lead the Form R pound rollup for this parent, including filings such as Honda Development & Manufacturing of America LLC - Alabama. Pound totals, not toxicity-weighted risk.

Chemical Disclosed lbs
Certain glycol ethers 1.9M lbs
1,2,4-Trimethylbenzene 723.7K lbs
n-Butyl alcohol 706.3K lbs
Sodium nitrite 513.9K lbs
Zinc compounds 301.1K lbs

Where does this company operate?

State Facilities Total Releases
Ohio 4 2.9M lbs
Alabama 1 1.9M lbs
Indiana 1 415.8K lbs
South Carolina 1 4.9K lbs
Georgia 1 2.8K lbs
North Carolina 1 2.2K lbs

Facilities (9)

Facility Releases
Honda Development & Manufacturing of America LLC - Alabama Lincoln, AL 1.9M lbs
Honda Development & Manufacturing of America LLC East Liberty, OH 1.4M lbs
Honda of America Manufacturing Inc Marysville, OH 1.3M lbs
Honda Developlement & Manufacturing LLC - Iap Greensburg, IN 415.8K lbs
Honda Development & Manufacturing of America LLC - Anna E Anna, OH 227.2K lbs
American Honda Motor Co. Inc. Timmonsville, SC 4.9K lbs
Honda Development & Manufacturing of America Transmission Tallapoosa, GA 2.8K lbs
North Carolina Manufacturing Swepsonville, NC 2.2K lbs
Honda Development & Manufacturing of America LLC - Transmis Russells Point, OH 846 lbs

Frequently Asked Questions

How much pollution does American Honda Motor Co Inc release?
American Honda Motor Co Inc discloses 5.3M lbs across 9 facilities. On the ladder it sits near Waste Management Inc and Koch Inc.. American Honda Motor Co Inc ranks #256 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set.
How many facilities does American Honda Motor Co Inc operate?
American Honda Motor Co Inc maps to 9 facilities in Ohio, Alabama, Indiana, including Honda Development & Manufacturing of America LLC - Alabama; Honda Development & Manufacturing of America LLC; Honda of America Manufacturing Inc; Honda Developlement & Manufacturing LLC - Iap. American Honda Motor Co Inc's disclosed pounds are spread across 9 facilities, no single site dominates the parent total in this extract.
What industries and chemicals show up for American Honda Motor Co Inc?
American Honda Motor Co Inc's disclosed pounds span Transportation Equipment; Machinery, with Transportation Equipment leading the parent total. American Honda Motor Co Inc's largest disclosed chemicals by pounds are Certain glycol ethers, 1,2,4-Trimethylbenzene, n-Butyl alcohol, Sodium nitrite, Zinc compounds (none of those top chemicals carry a carcinogen flag in this extract). Neighbor parents: Waste Management Inc; Koch Inc..
Does American Honda Motor Co Inc release carcinogens?
Yes - 11 carcinogen-flagged substances appear in the extract. Largest by pounds include Certain glycol ethers; 1,2,4-Trimethylbenzene; n-Butyl alcohol; Sodium nitrite; Zinc compounds.

Compare beyond the release ladder

Nationwide peers by disclosed pounds & facility count

Cross-portfolio TRI parents nearest American Honda Motor Co Inc on total disclosed release pounds (5.3M lbs) and reporting facility count (9). Release-volume peers include Rpm International Inc, Kohler Co, Wec US Holdings Inc. Facility-count peers include Akzo Nobel Inc, Allied Aviation Holding Co, Arclin Inc. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.

About This Data

EPA TRI parent totals cover all media. This extract's heaviest states for the parent are Ohio, Alabama, Indiana; facility-reported names can vary across subsidiaries.

Source: U.S. Environmental Protection Agency, TRI Basic Data Files

What to do with American Honda Motor Co Inc's TRI parent record

From American Honda Motor Co Inc, open Honda Development & Manufacturing of America LLC - Alabama or compare against Waste Management Inc rather than reading rank alone.

  • Open the largest Form R site for American Honda Motor Co Inc (Honda Development & Manufacturing of America LLC - Alabama in AL). Largest facility
  • Compare against Koch Inc., the next-higher disclosed-volume parent. Higher-volume parent
  • Browse the full parent release ranking to see where American Honda Motor Co Inc sits among all slug-merged TRI parents. All parent companies

Rank and peers (Waste Management Inc, Koch Inc.) are disclosure volume only, not toxicity-weighted risk or enforcement status.

Use and verify this record

American Honda Motor Co Inc's record groups disclosed TRI parent-company filings so readers can compare reporting context without treating the total as a measure of risk.

Company release figures are computed directly from EPA Toxic Release Inventory data; source names and the record-linking method are documented in the methodology.

Primary sources

PlainEnviro renders public EPA records directly from its data pipeline; no figure on this page is typed in by an editor. See the editorial standards and corrections policy for how source changes and reported errors are handled.