McWane Inc
19 facilities · 12 states · 14.7M lbs total releases
According to the EPA Toxics Release Inventory, McWane Inc is the reported parent of 19 Form R facilities across 12 states, disclosing 14.7M lbs of toxic releases. 7 of 99 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Utah (4.3M lbs). Those TRI figures remain self-reported disclosure pounds for McWane Inc, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for McWane Inc: EPA TRI 2023 reporting year
Same facilities, both years
-18.3%
16 facilities that filed in 2022 and 2023
Whole inventory
-20.0%
3.4 million lb → 2.7 million lb, every facility that filed
Between the two reporting years, 0 facilities filed for the first time and 2 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.
- McWane Inc's total reported releases fell from 3.3 million lb in 2022 to 2.7 million lb in 2023, based on EPA TRI filings.
- McWane Inc's land releases fell from 250.4 thousand lb in 2022 to 182.1 thousand lb in 2023, based on EPA TRI filings.
- McWane Inc's off-site transfers fell from 3.0 million lb in 2022 to 2.5 million lb in 2023, based on EPA TRI filings.
- McWane Inc's air releases fell from 35.0 thousand lb in 2022 to 29.1 thousand lb in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read McWane Inc from filing to facility
Largest Form R sites under this parent: McWane Ductile-Utah; McWane Ductile-New Jersey; McWane Ductile Ohio; Tyler Union. Neighbor parents on the disclosure ladder: Clean Harbors Inc; The Renco Group Inc; Berkshire Hathaway Inc; Materion Corp. Largest disclosed chemicals by pounds: Zinc compounds; Manganese compounds; Manganese And Manganese Compounds; Lead And Lead Compounds; Lead compounds. Heaviest-reporting states in this extract: Utah; New Jersey; Ohio. Industry labels on the parent rollup: Primary Metals; Fabricated Metals; Miscellaneous Manufacturing. 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
Largest Form R sites under this parent: McWane Ductile-Utah; McWane Ductile-New Jersey; McWane Ductile Ohio; Tyler Union. Neighbor parents on the disclosure ladder: Clean Harbors Inc; The Renco Group Inc; Berkshire Hathaway Inc; Materion Corp. Largest disclosed chemicals by pounds: Zinc compounds; Manganese compounds; Manganese And Manganese Compounds; Lead And Lead Compounds; Lead compounds. Heaviest-reporting states in this extract: Utah; New Jersey; Ohio. Industry labels on the parent rollup: Primary Metals; Fabricated Metals; Miscellaneous Manufacturing.
McWane Inc ranks #117 of 4,988 slug-merged TRI parents by disclosed release pounds, mid-to-upper among parents, not a top-25 volume name. McWane Inc spans 12 states in this extract, placing it among the broader national TRI parent footprints. McWane Inc's disclosed pounds are spread across 19 facilities, no single site dominates the parent total in this extract.
Parent aggregation for McWane Inc follows facility-reported names. Compare the named neighbors (Clean Harbors Inc; The Renco Group Inc; Berkshire Hathaway Inc) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where McWane Inc sits among TRI parents
McWane Inc sits on a disclosure ladder beside Clean Harbors Inc and The Renco Group Inc and Berkshire Hathaway Inc and Materion Corp. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- Clean Harbors Inc · rank #115 · 45.7M lbs
- The Renco Group Inc · rank #116 · 27.6M lbs
Lower disclosed volume
- Berkshire Hathaway Inc · rank #118 · 9.3M lbs
- Materion Corp · rank #119 · 6.2M lbs
Largest chemicals disclosed by McWane Inc
Zinc compounds; Manganese compounds; Manganese And Manganese Compounds; Lead And Lead Compounds; Lead compounds lead the Form R pound rollup for this parent, including filings such as McWane Ductile-Utah. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Zinc compounds | 11.8M lbs |
| Manganese compounds | 1.3M lbs |
| Manganese And Manganese Compounds | 1.2M lbs |
| Lead And Lead Compounds | 244.8K lbs |
| Lead compounds | 221.8K lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| Utah | 1 | 4.3M lbs |
| New Jersey | 1 | 4.0M lbs |
| Ohio | 1 | 3.7M lbs |
| Alabama | 5 | 1.1M lbs |
| Texas | 1 | 598.8K lbs |
| California | 3 | 450.9K lbs |
| New York | 1 | 153.4K lbs |
| Illinois | 1 | 138.6K lbs |
| Kentucky | 1 | 137.1K lbs |
| Missouri | 1 | 57.9K lbs |
| Iowa | 2 | 45.9K lbs |
| Indiana | 1 | 42.9K lbs |
Facilities (19)
| Facility | Releases |
|---|---|
| McWane Ductile-Utah Provo, UT | 4.3M lbs |
| McWane Ductile-New Jersey Phillipsburg, NJ | 4.0M lbs |
| McWane Ductile Ohio Coshocton, OH | 3.7M lbs |
| Tyler Union Anniston, AL | 999.6K lbs |
| Tyler Pipe Co Tyler, TX | 598.8K lbs |
| Ab&i Foundry Oakland, CA | 436.1K lbs |
| Kennedy Valve Elmira, NY | 153.4K lbs |
| Manchester Tank & Equipment Quincy, IL | 138.6K lbs |
| Manchester Tank & Equipment Co Campbellsville, KY | 137.1K lbs |
| Tyler Coupling Marshfield, MO | 57.9K lbs |
| Tyler Union Oxford Anniston, AL | 56.5K lbs |
| Clow Valve Co Foundry Oskaloosa, IA | 45.7K lbs |
| Manchester Tank & Equipment Co Bedford, IN | 42.9K lbs |
| M & H Valve Co Anniston, AL | 35.1K lbs |
| Anaco & Clow Valve Corona, CA | 12.6K lbs |
| McWane Plant & Industrial Exeter, CA | 2.2K lbs |
| Clow Valve Machine Shop Oskaloosa, IA | 164 lbs |
| McWane Plant & Industrial LLC Calera, AL | 81 lbs |
| Amerex Corp Trussville, AL | 76 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 McWane Inc on total disclosed release pounds (14.7M lbs) and reporting facility count (19). Release-volume peers include International Flavors & Fragrances Inc, Gerdau Group, Ashland Inc. Facility-count peers include Anheuser-Busch Cos LLC, Ecolab Inc, Gcc of America. 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 Utah, New Jersey, Ohio; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with McWane Inc's TRI parent record
From McWane Inc, open McWane Ductile-Utah or compare against Clean Harbors Inc rather than reading rank alone.
- Open the largest Form R site for McWane Inc (McWane Ductile-Utah in UT). Largest facility
- Compare against The Renco Group Inc, the next-higher disclosed-volume parent. Higher-volume parent
- Browse the full parent release ranking to see where McWane Inc sits among all slug-merged TRI parents. All parent companies
Rank and peers (Clean Harbors Inc, The Renco Group Inc) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
McWane 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
- 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.