Harley-Davidson Motor Co
5 facilities · 3 states · 112.7K lbs total releases
According to the EPA Toxics Release Inventory, Harley-Davidson Motor Co is the reported parent of 5 Form R facilities across 3 states, disclosing 112.7K lbs of toxic releases. 1 of 26 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Wisconsin (76.7K lbs). Those TRI figures remain self-reported disclosure pounds for Harley-Davidson Motor Co, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Harley-Davidson Motor Co: EPA TRI 2023 reporting year
Same facilities, both years
-22.1%
3 facilities that filed in 2022 and 2023
Whole inventory
+37.1%
25.0 thousand lb → 34.3 thousand lb, every facility that filed
These two measures point in opposite directions. Releases from the facilities present in both years fell, while the inventory-wide total rose. The difference is which facilities filed, not a different estimate of the same plants.
Between the two reporting years, 1 facility filed for the first time and 0 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.
- Harley-Davidson Motor Co's total reported releases fell from 25.0 thousand lb in 2022 to 19.5 thousand lb in 2023, based on EPA TRI filings.
- Harley-Davidson Motor Co's air releases fell from 22.3 thousand lb in 2022 to 17.1 thousand lb in 2023, based on EPA TRI filings.
- Harley-Davidson Motor Co's off-site transfers fell from 2.7 thousand lb in 2022 to 2.4 thousand lb in 2023, based on EPA TRI filings.
- Harley-Davidson Motor Co's chemicals reported fell from 10 in 2022 to 9 in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Harley-Davidson Motor Co from filing to facility
Largest Form R sites under this parent: H-D Motor Co-Tomahawk Somo; Harley-Davidson Motor Co Operations Inc; Harley-Davidson Tomahawk Kaphaem Facility; Harley-Davidson Motor Co Operations Inc. Neighbor parents on the disclosure ladder: Foremost Farms USA Cooperative; Wec Energy Group. Largest disclosed chemicals by pounds: Diisocyanates; n-Butyl alcohol; Manganese; 1,2,4-Trimethylbenzene; Xylene (mixed isomers). Heaviest-reporting states in this extract: Wisconsin; Pennsylvania; Missouri. Industry labels on the parent rollup: Transportation Equipment. Start from those named sites and neighbors rather than a generic parent blurb; pounds stay disclosure, not risk.
Largest Form R sites under this parent: H-D Motor Co-Tomahawk Somo; Harley-Davidson Motor Co Operations Inc; Harley-Davidson Tomahawk Kaphaem Facility; Harley-Davidson Motor Co Operations Inc. Neighbor parents on the disclosure ladder: Foremost Farms USA Cooperative; Wec Energy Group. Largest disclosed chemicals by pounds: Diisocyanates; n-Butyl alcohol; Manganese; 1,2,4-Trimethylbenzene; Xylene (mixed isomers). Heaviest-reporting states in this extract: Wisconsin; Pennsylvania; Missouri. Industry labels on the parent rollup: Transportation Equipment.
Harley-Davidson Motor Co ranks #1,573 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Harley-Davidson Motor Co files across 3 states, a regional parent portfolio rather than a single-state discloser. Harley-Davidson Motor Co's disclosed pounds are spread across 5 facilities, no single site dominates the parent total in this extract.
Parent aggregation for Harley-Davidson Motor Co follows facility-reported names. Compare the named neighbors (Foremost Farms USA Cooperative; Wec Energy Group) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Harley-Davidson Motor Co sits among TRI parents
Harley-Davidson Motor Co sits on a disclosure ladder beside Foremost Farms USA Cooperative and Wec Energy Group. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- Foremost Farms USA Cooperative · rank #1,571 · 11.6M lbs
- Wec Energy Group · rank #1,572 · 7.5M lbs
Largest chemicals disclosed by Harley-Davidson Motor Co
Diisocyanates; n-Butyl alcohol; Manganese; 1,2,4-Trimethylbenzene; Xylene (mixed isomers) lead the Form R pound rollup for this parent, including filings such as H-D Motor Co-Tomahawk Somo. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Diisocyanates | 41.7K lbs |
| n-Butyl alcohol | 38.1K lbs |
| Manganese | 10.3K lbs |
| 1,2,4-Trimethylbenzene | 8.1K lbs |
| Xylene (mixed isomers) | 7.8K lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| Wisconsin | 3 | 76.7K lbs |
| Pennsylvania | 1 | 35.7K lbs |
| Missouri | 1 | 340 lbs |
Facilities (5)
| Facility | Releases |
|---|---|
| H-D Motor Co-Tomahawk Somo Tomahawk, WI | 41.2K lbs |
| Harley-Davidson Motor Co Operations Inc York, PA | 35.7K lbs |
| Harley-Davidson Tomahawk Kaphaem Facility Tomahawk, WI | 35.3K lbs |
| Harley-Davidson Motor Co Operations Inc Kansas City, MO | 340 lbs |
| Harley-Davidson Motor Co Menomonee Falls, WI | 172 lbs |
Frequently Asked Questions
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Compare beyond the release ladder
Nationwide peers by disclosed pounds & facility count
Cross-portfolio TRI parents nearest Harley-Davidson Motor Co on total disclosed release pounds (112.7K lbs) and reporting facility count (5). Release-volume peers include Flextronics International USA, Chemical Services Group, Curtiss-Wright Corp. Facility-count peers include Abb Motors & Mechanical Inc, Advansix Inc, Aes Corp. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.
Similar disclosed release pounds
Nearest parents (≥3 facilities, ≥10k lbs) by absolute TRI disclosed pounds, not rank-adjacent ladder neighbors.
Similar facility count
Nearest parents by reporting-site count (deduped against the release-pound neighborhood).
About This Data
EPA TRI parent totals cover all media. This extract's heaviest states for the parent are Wisconsin, Pennsylvania, Missouri; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Harley-Davidson Motor Co's TRI parent record
From Harley-Davidson Motor Co, open H-D Motor Co-Tomahawk Somo or compare against Foremost Farms USA Cooperative rather than reading rank alone.
- Open the largest Form R site for Harley-Davidson Motor Co (H-D Motor Co-Tomahawk Somo in WI). Largest facility
- Compare against Wec Energy Group, the next-higher disclosed-volume parent. Higher-volume parent
- Browse the full parent release ranking to see where Harley-Davidson Motor Co sits among all slug-merged TRI parents. All parent companies
Rank and peers (Foremost Farms USA Cooperative, Wec Energy Group) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Harley-Davidson Motor Co'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
- EPA Toxics Release Inventory Basic Data Files - annual facility-level chemical-release disclosures
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.