Maclean-Fogg Co
12 facilities · 5 states · 108.2K lbs total releases
According to the EPA Toxics Release Inventory, Maclean-Fogg Co is the reported parent of 12 Form R facilities across 5 states, disclosing 108.2K lbs of toxic releases. 2 of 26 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Illinois (108.1K lbs). Those TRI figures remain self-reported disclosure pounds for Maclean-Fogg Co, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Maclean-Fogg Co: EPA TRI 2023 reporting year
Same facilities, both years
-41.6%
8 facilities that filed in 2022 and 2023
Whole inventory
-41.5%
25.0 thousand lb → 14.6 thousand lb, every facility that filed
Between the two reporting years, 3 facilities filed for the first time and 0 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.
- Maclean-Fogg Co's total reported releases fell from 25.0 thousand lb in 2022 to 14.6 thousand lb in 2023, based on EPA TRI filings.
- Maclean-Fogg Co's air releases fell from 6.8 thousand lb in 2022 to 1.1 thousand lb in 2023, based on EPA TRI filings.
- Maclean-Fogg Co's off-site transfers fell from 18.2 thousand lb in 2022 to 13.4 thousand lb in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Maclean-Fogg Co from filing to facility
Largest Form R sites under this parent: Metform L.L.C. Hot Formed Products Plant; Metform LLC; Maclean-Fogg Component Systems; Maclean Mallard LLC. Neighbor parents on the disclosure ladder: Wieland Holdings Inc; Archer Daniels Midland Co. Largest disclosed chemicals by pounds: Manganese; Chromium; Nickel; Methanol; Lead. Heaviest-reporting states in this extract: Illinois; New York; Wisconsin. Industry labels on the parent rollup: Fabricated Metals; Machinery; Plastics and Rubber. 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: Metform L.L.C. Hot Formed Products Plant; Metform LLC; Maclean-Fogg Component Systems; Maclean Mallard LLC. Neighbor parents on the disclosure ladder: Wieland Holdings Inc; Archer Daniels Midland Co. Largest disclosed chemicals by pounds: Manganese; Chromium; Nickel; Methanol; Lead. Heaviest-reporting states in this extract: Illinois; New York; Wisconsin. Industry labels on the parent rollup: Fabricated Metals; Machinery; Plastics and Rubber.
Maclean-Fogg Co ranks #1,593 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Maclean-Fogg Co files across 5 states, a regional parent portfolio rather than a single-state discloser. Releases are facility-concentrated: Metform L.L.C. Hot Formed Products Plant accounts for most of Maclean-Fogg Co's disclosed pounds, so peer comparisons should weight that site, not an even portfolio average.
Parent aggregation for Maclean-Fogg Co follows facility-reported names. Compare the named neighbors (Wieland Holdings Inc; Archer Daniels Midland Co) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Maclean-Fogg Co sits among TRI parents
Maclean-Fogg Co sits on a disclosure ladder beside Wieland Holdings Inc and Archer Daniels Midland Co. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- Wieland Holdings Inc · rank #1,591 · 30.1M lbs
- Archer Daniels Midland Co · rank #1,592 · 26.9M lbs
Largest chemicals disclosed by Maclean-Fogg Co
Manganese; Chromium; Nickel; Methanol; Lead lead the Form R pound rollup for this parent, including filings such as Metform L.L.C. Hot Formed Products Plant. Pound totals, not toxicity-weighted risk.
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| Illinois | 6 | 108.1K lbs |
| New York | 1 | 21 lbs |
| Wisconsin | 1 | 0 lbs |
| Michigan | 3 | 0 lbs |
| North Carolina | 1 | 0 lbs |
Facilities (12)
| Facility | Releases |
|---|---|
| Metform L.L.C. Hot Formed Products Plant Savanna, IL | 102.2K lbs |
| Metform LLC Mount Carroll, IL | 5.6K lbs |
| Maclean-Fogg Component Systems Mundelein, IL | 239 lbs |
| Maclean Mallard LLC Sterling, IL | 33 lbs |
| Maclean Curtis LLC Buffalo, NY | 21 lbs |
| Maclean-Fogg Component Solutions Richmond, IL | 0 lbs |
| Maclean Fogg Menomonee Falls, WI | 0 lbs |
| Maclean Master Plymouth, MI | 0 lbs |
| Maclean-Fogg Component Solutions-Chesterfield New Baltimore, MI | 0 lbs |
| Metform Corp Extrusion Science Products Savanna, IL | 0 lbs |
| Maclean Fogg Troy LLC Troy, MI | 0 lbs |
| Maclean Curtis LLC Mooresville, NC | 0 lbs |
Frequently Asked Questions
How much pollution does Maclean-Fogg Co release?
How many facilities does Maclean-Fogg Co operate?
What industries and chemicals show up for Maclean-Fogg Co?
Does Maclean-Fogg Co release carcinogens?
Compare beyond the release ladder
Nationwide peers by disclosed pounds & facility count
Cross-portfolio TRI parents nearest Maclean-Fogg Co on total disclosed release pounds (108.2K lbs) and reporting facility count (12). Release-volume peers include Universal Stainless & Alloy Products Inc, Gkn Powder Metallurgy Holdings Inc, Northstar Energy LLC. Facility-count peers include Avery Dennison Corp, Bodycote Thermal Processing Inc, Harsco 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 Illinois, New York, Wisconsin; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Maclean-Fogg Co's TRI parent record
From Maclean-Fogg Co, open Metform L.L.C. Hot Formed Products Plant or compare against Wieland Holdings Inc rather than reading rank alone.
- Open the largest Form R site for Maclean-Fogg Co (Metform L.L.C. Hot Formed Products Plant in IL). Largest facility
- Compare against Archer Daniels Midland Co, the next-higher disclosed-volume parent. Higher-volume parent
- Browse the full parent release ranking to see where Maclean-Fogg Co sits among all slug-merged TRI parents. All parent companies
Rank and peers (Wieland Holdings Inc, Archer Daniels Midland Co) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Maclean-Fogg 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.