EPA TRI Facility · Chemicals

Hexion Inc-Sheboygan Site

Sheboygan, WI · Parent: Hexion Holdings Corp

Total releases
151.9K lbs
Chemicals reported
6
Carcinogens
1
Primary pathway
Air Releases

AIR Form-R mix

Hexion Inc-Sheboygan Site: how the 151.9K lbs splits

151.9K lbs across all reported pathways

  • Air Releases 114.6K lbs 75.5%
  • Land Disposal 20.8K lbs 13.7%
  • Off-site Transfers 16.5K lbs 10.9%

Hexion Inc-Sheboygan Site's 151.9K lbs Form-R total is AIR - air releases is 75.5% of the bar. Next segment: land disposal at 13.7%. Leading chemical by pounds: Methanol.

Carcinogen-classified pounds vs other reported pounds

Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.

MID volume AIR pathway CARC-LEAN

Hexion Inc-Sheboygan Site is an EPA Toxics Release Inventory reporter in Sheboygan, WI, in the chemicals sector. It reported 54.3K lbs of releases across 6 chemicals in 2023, and 151.9K lbs in total across its 2019-2023 reporting years. That ranks 3,729 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Wisconsin's 836 reporting TRI sites, pounds #1 is not chemical-count #1. Hexion Inc-Sheboygan Site is pounds #125 and chemical-count #124 at 151.9K lbs. Mullins Cheese Inc leads reported pounds (11.2M lbs) at 3 chemicals (chemical-count #319). Ppg Industries Inc-Oak Creek leads chemical count at 32 chemicals (2.2M lbs, pounds #16). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Htt Inc; Saco Aei; Nemak USA Inc-Taylor; American Orthodontics Corp. Similar-scale Chemicals peers outside Wisconsin: Chemtrade Refinery Solutions LP; Polynt Composites USA Inc; Homeland Energy Solutions LLC; US Doe Portsmouth Gaseous Diffusion Plant. Other Hexion Holdings Corp sites in this extract: Hexion Inc-Fayetteville Facility; Hexion Inc; Hexion Inc. - Hope Plant; Hexion Inc.. Largest disclosed chemicals by pounds: Methanol; Formaldehyde; Phenol; Triethylamine.

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Hexion Inc-Sheboygan Site stamps MID volume with a dominant AIR pathway (75.5% air releases) across 6 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 151.9K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Chemtrade Refinery Solutions LP and Polynt Composites USA Inc.

#3,729 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Hexion Inc-Sheboygan Site vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

152K lbs Top 14% higher than 86% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.

Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year

Hexion Inc-Sheboygan Site: Methanol-led volume

Among the 3,917 Chemicals facilities in this database, Hexion Inc-Sheboygan Site reports the 719th-largest volume, placing it in the top 18.4% of its sector. Its reported volume is concentrated rather than spread: Methanol alone is 64.4% of the total. Scale peers outside Wisconsin include Chemtrade Refinery Solutions LP and Polynt Composites USA Inc.

Concentrated means ≥60% of Hexion Inc-Sheboygan Site's pounds in one chemical - here Methanol at 64.4%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Hexion Inc-Sheboygan Site's total reported releases rose from 24.9 thousand lb in 2022 to 54.3 thousand lb in 2023, based on EPA TRI filings.
  • Hexion Inc-Sheboygan Site's land releases rose from 0 lb in 2022 to 20.8 thousand lb in 2023, based on EPA TRI filings.
  • Hexion Inc-Sheboygan Site's air releases rose from 22.0 thousand lb in 2022 to 30.6 thousand lb in 2023, based on EPA TRI filings.

Hexion Inc-Sheboygan Site Form-R facts

Sector
Chemicals
MID volume
151.9K lbs
AIR pathway
Air Releases
CARC-LEAN chem count
6 · 1 carc.
Lead chemical
Methanol

Compare this facility

See how Hexion Inc-Sheboygan Site stacks up against nearby facilities and the typical reporter.

Total reported releases
Hexion Inc-Sheboygan Site
151.9K lbs
Htt Inc
35 lbs

4380.9× more than the comparison

Chemicals reported
Hexion Inc-Sheboygan Site
6
Htt Inc
3

2.0× more than the comparison

Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.

How does this facility release toxic chemicals?

How Hexion Inc-Sheboygan Site releases toxic chemicals into the environment. Total: 151.9K lbs.

Air Releases 114.6K lbs (75.5%)
Land Disposal 20.8K lbs (13.7%)
Off-site Transfers 16.5K lbs (10.9%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 113% (25.4K lbs to 54.3K lbs).

Hexion Inc-Sheboygan Site: annual Form-R pounds

MID site · AIR pathway · TRI years 2019–2023

million lbs

What this shows Hexion Inc-Sheboygan Site year-over-year reported totals (increased by 113% from 2019 to 2023). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Methanol.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 25.4K lbs 6
2020 22.7K lbs 6
2021 24.7K lbs 6
2022 24.9K lbs 6
2023 54.3K lbs 6

Chemical Releases

Aggregated across all reporting years (2019–2023). 1 of 6 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Methanol 97.9K lbs -
Formaldehyde 34.2K lbs Carcinogen
Phenol 10.4K lbs -
Triethylamine 5.0K lbs -
Ammonia 3.8K lbs -
Certain glycol ethers 673 lbs -

Hexion Inc-Sheboygan Site · AIR-pathway site

Sheboygan, WI
43.7269, -87.7373
County TRI context
Sheboygan · 3.6% of county pounds
Parent company
Hexion Holdings Corp

Compare beyond Wisconsin

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Hexion Inc-Sheboygan Site on cumulative reported pounds (151.9K lbs) and distinct chemical count (6). Release-pound peers include Enviva Pellets LLC Cottondale Plant, Boise Cascade Wood Products-Oakdale Operations, Georgia-Pacific Madison Ga Plywood. Chemical-count peers include Eaton Intelligent Power Ltd, Leoni Wire Inc, Turf Care Supply-Hatfield Plant. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

About TRI Data

Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.

On this page the largest disclosed chemicals include Methanol, Formaldehyde, Phenol, Triethylamine; nearby reporters include Htt Inc. Hexion Inc-Sheboygan Site stamps MID volume · AIR pathway · CARC-LEAN carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.

Use and verify this record

This Hexion Inc-Sheboygan Site TRI extract (MID · AIR · CARC-LEAN · lead Methanol) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Hexion Inc-Sheboygan Site totals are self-reported EPCRA §313 estimates for Sheboygan, WI, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325199 · Chemicals. 3.6% of Sheboygan TRI pounds in this extract. Nearest ABS peer: Enviva Pellets LLC Cottondale Plant (Δ 9 lbs). Pounds ≠ exposure.

Hexion Inc-Sheboygan Site stamps MID volume · AIR pathway · CARC-LEAN · lead Methanol. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. Corrections: editorial policy.

All federal data sources used on this page
  • EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
  • EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
  • EPA Facility Registry Service - facility location and identity. epa.gov
  • EPA ECHO - regulatory and compliance context. epa.gov
  • EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov