EPA TRI Facility · Chemicals
Hexion Inc
Portland, OR · Parent: Hexion Holdings Corp
- Total releases
- 531 lbs
- Chemicals reported
- 1
- Latest report
- 2023
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Hexion Inc: how the 531 lbs splits
531 lbs across all reported pathways
- Off-site Transfers 526 lbs 99.0%
- Air Releases 5 lbs 1.0%
- Land Disposal 0 lbs <0.1%
Hexion Inc's 531 lbs Form-R total is OFFSITE - off-site transfers is 99.0% of the bar. Next segment: air releases at 1.0%. Leading chemical by pounds: Certain glycol ethers.
TRACE volume OFFSITE pathway CLEAN
Hexion Inc is an EPA Toxics Release Inventory reporter in Portland, OR, in the chemicals sector. It reported 143 lbs of releases across 1 chemical in 2023, and 531 lbs in total across its 2020-2023 reporting years. That ranks 14,710 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Oregon's 285 reporting TRI sites, pounds #1 is not chemical-count #1. Hexion Inc is pounds #184 and chemical-count #238 at 531 lbs. Dyno Nobel- St.helens Plant leads reported pounds (32.0M lbs) at 6 chemicals (chemical-count #39). Chemical Waste Management of the Northwest Inc. leads chemical count at 56 chemicals (15.6M lbs, pounds #2). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Northwest Pipe Co; Kanto Corp; Maruichi Oregon Steel Tube LLC; Ash Grove Cement Co. Similar-scale Chemicals peers outside Oregon: Pioneer Americas LLC (dba Olin Chlor Alkali Products); Kemira Water Solutions Inc; Eagle Packaging Inc.; Lignotech Florida LLC. 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: Certain glycol ethers.
Hexion Inc stamps TRACE volume with a dominant OFFSITE pathway (99.0% off-site transfers) across 1 chemical. Cumulative Form-R extract: 531 lbs (2020–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Pioneer Americas LLC (dba Olin Chlor Alkali Products) and Kemira Water Solutions Inc.
Hexion Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
531 lbs 43rd percentile higher than 43% of 25,986 reporting TRI facilities
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 in the Chemicals sector extract
Among the 3,917 Chemicals facilities in this database, Hexion Inc reports the 2,952nd-largest volume (531 lbs). Scale peers outside Oregon include Pioneer Americas LLC (dba Olin Chlor Alkali Products) and Kemira Water Solutions Inc.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Hexion Inc Form-R facts
Compare this facility
See how Hexion Inc stacks up against nearby facilities and the typical reporter.
93% less than the comparison
50% less 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 releases toxic chemicals into the environment. Total: 531 lbs.
Emissions Trend Summary
From 2020 to 2023, total releases increased by 15% (124 lbs to 143 lbs).
Hexion Inc: annual Form-R pounds
TRACE site · OFFSITE pathway · TRI years 2020–2023
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Hexion Inc year-over-year reported totals (increased by 15% from 2020 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: Certain glycol ethers.
| Year | Total | Chemicals |
|---|---|---|
| 2020 | 124 lbs | 1 |
| 2021 | 126 lbs | 1 |
| 2022 | 137 lbs | 1 |
| 2023 | 143 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2020–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Certain glycol ethers | 531 lbs | - |
Hexion Inc · OFFSITE-pathway site
Nearest TRI Facilities to Hexion Inc
Closest other reporters in Oregon - including Northwest Pipe Co, Kanto Corp, Maruichi Oregon Steel Tube LLC, ordered by distance.
Showing 8 of 284 other reporting facilities in Oregon.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Oregon - e.g. Pioneer Americas LLC (dba Olin Chlor Alkali Products), Kemira Water Solutions Inc, Eagle Packaging Inc..
Other Hexion Holdings Corp Facilities
Same-parent TRI sites ranked by reported releases - including Hexion Inc-Fayetteville Facility, Hexion Inc, Hexion Inc. - Hope Plant.
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 Certain glycol ethers; nearby reporters include Northwest Pipe Co. Hexion Inc stamps TRACE volume · OFFSITE pathway · CLEAN 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 TRI extract (TRACE · OFFSITE · CLEAN · lead Certain glycol ethers) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Hexion Inc totals are self-reported EPCRA §313 estimates for Portland, OR, latest year 2023. Form-R rows span 2020–2023 (4 years). NAICS 325520 · Chemicals. 0.0% of Multnomah TRI pounds in this extract. Nearest ABS peer: Altec Industries Inc (Δ 0 lbs). Pounds ≠ exposure.
Hexion Inc stamps TRACE volume · OFFSITE pathway · CLEAN · lead Certain glycol ethers. 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