Whemco Inc
7 facilities · 2 states · 206.6K lbs total releases
According to the EPA Toxics Release Inventory, Whemco Inc is the reported parent of 7 Form R facilities across 2 states, disclosing 206.6K lbs of toxic releases. 5 of 31 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Pennsylvania (182.4K lbs). Those TRI figures remain self-reported disclosure pounds for Whemco Inc, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Whemco Inc: EPA TRI 2023 reporting year
Same facilities, both years
+20.2%
7 facilities that filed in 2022 and 2023
Whole inventory
+20.2%
38.2 thousand lb → 46.0 thousand lb, every facility that filed
- Whemco Inc's total reported releases rose from 38.2 thousand lb in 2022 to 46.0 thousand lb in 2023, based on EPA TRI filings.
- Whemco Inc's water releases fell from 47 lb in 2022 to 25 lb in 2023, based on EPA TRI filings.
- Whemco Inc's off-site transfers rose from 36.7 thousand lb in 2022 to 44.6 thousand lb in 2023, based on EPA TRI filings.
- Whemco Inc's air releases fell from 1.5 thousand lb in 2022 to 1.3 thousand lb in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Whemco Inc from filing to facility
Largest Form R sites under this parent: Lehigh Specialty Melting Inc; Whemco-Steel Castings Inc; Whemco-Ohio Foundry Inc; Lehigh Heavy Forge Corp. Neighbor parents on the disclosure ladder: US Steel Corp; Keystone-Conemaugh Projects LLC. Largest disclosed chemicals by pounds: Manganese And Manganese Compounds; Manganese; Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region); Nickel; Chromium. Heaviest-reporting states in this extract: Pennsylvania; Ohio. Industry labels on the parent rollup: Primary Metals; Fabricated Metals. 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: Lehigh Specialty Melting Inc; Whemco-Steel Castings Inc; Whemco-Ohio Foundry Inc; Lehigh Heavy Forge Corp. Neighbor parents on the disclosure ladder: US Steel Corp; Keystone-Conemaugh Projects LLC. Largest disclosed chemicals by pounds: Manganese And Manganese Compounds; Manganese; Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region); Nickel; Chromium. Heaviest-reporting states in this extract: Pennsylvania; Ohio. Industry labels on the parent rollup: Primary Metals; Fabricated Metals.
Whemco Inc ranks #1,278 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Whemco Inc files across 2 states, a regional parent portfolio rather than a single-state discloser. Whemco Inc's disclosed pounds are spread across 7 facilities, no single site dominates the parent total in this extract.
Parent aggregation for Whemco Inc follows facility-reported names. Compare the named neighbors (US Steel Corp; Keystone-Conemaugh Projects LLC) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Whemco Inc sits among TRI parents
Whemco Inc sits on a disclosure ladder beside US Steel Corp and Keystone-Conemaugh Projects LLC. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- US Steel Corp · rank #1,276 · 40.6M lbs
- Keystone-Conemaugh Projects LLC · rank #1,277 · 15.0M lbs
Largest chemicals disclosed by Whemco Inc
Manganese And Manganese Compounds; Manganese; Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region); Nickel; Chromium lead the Form R pound rollup for this parent, including filings such as Lehigh Specialty Melting Inc. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Manganese And Manganese Compounds | 105.9K lbs |
| Manganese | 57.0K lbs |
| Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 26.6K lbs |
| Nickel | 18.3K lbs |
| Chromium | 17.0K lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| Pennsylvania | 5 | 182.4K lbs |
| Ohio | 2 | 24.2K lbs |
Facilities (7)
| Facility | Releases |
|---|---|
| Lehigh Specialty Melting Inc Latrobe, PA | 101.7K lbs |
| Whemco-Steel Castings Inc Midland, PA | 69.3K lbs |
| Whemco-Ohio Foundry Inc Lima, OH | 13.7K lbs |
| Lehigh Heavy Forge Corp Bethlehem, PA | 11.4K lbs |
| United Rolls Inc Canton, OH | 10.5K lbs |
| Erie Forge & Steel Inc Erie, PA | 13 lbs |
| Whemco-Steel Castings Inc Homestead, PA | 2 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 Whemco Inc on total disclosed release pounds (206.6K lbs) and reporting facility count (7). Release-volume peers include Traton US LLC, Fiber Glass Systems L.P., Proampac. Facility-count peers include A O Smith Corp, Ahf Products LLC, Aisin Holdings 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 Pennsylvania, Ohio; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Whemco Inc's TRI parent record
From Whemco Inc, open Lehigh Specialty Melting Inc or compare against US Steel Corp rather than reading rank alone.
- Open the largest Form R site for Whemco Inc (Lehigh Specialty Melting Inc in PA). Largest facility
- Compare against Keystone-Conemaugh Projects LLC, the next-higher disclosed-volume parent. Higher-volume parent
- Browse the full parent release ranking to see where Whemco Inc sits among all slug-merged TRI parents. All parent companies
Rank and peers (US Steel Corp, Keystone-Conemaugh Projects LLC) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Whemco 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.