EPA TRI Facility · Transportation Equipment

Imperial Group Manufacturing

Chehalis, WA · Parent: Ironform

Total releases
2.2K lbs
Chemicals reported
4
Carcinogens
1
Primary pathway
Off-site Transfers

OFFSITE Form-R mix

Imperial Group Manufacturing: how the 2.2K lbs splits

2.2K lbs across all reported pathways

  • Off-site Transfers 2.2K lbs 99.0%
  • Air Releases 22 lbs 1.0%

Imperial Group Manufacturing's 2.2K 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: Nickel.

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.

LIGHT volume OFFSITE pathway CARC-MID

Imperial Group Manufacturing is an EPA Toxics Release Inventory reporter in Chehalis, WA, in the transportation equipment sector. It reported 946 lbs of releases across 4 chemicals in 2023, and 2.2K lbs in total across its 2019-2023 reporting years. That ranks 12,636 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Washington's 311 reporting TRI sites, pounds #1 is not chemical-count #1. Imperial Group Manufacturing is pounds #193 and chemical-count #97 at 2.2K lbs. Lamb Weston Inc Richland Facility leads reported pounds (13.1M lbs) at 3 chemicals (chemical-count #106). Hf Sinclair Puget Sound Refining LLC leads chemical count at 46 chemicals (711.7K lbs, pounds #26). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Glacier Northwest Inc Chehalis Plant; Darigold - Chehalis; National Frozen Foods Corp-Processing; Truck Accessories Group LLC DBA Pace Edwards. Similar-scale Transportation Equipment peers outside Washington: Meggitt Safety Systems Inc; Cummins Filtration-Neillsville East; Hartzell Propeller; Bollinger Shipyards Lockport LLC. Largest disclosed chemicals by pounds: Nickel; Chromium; Copper; Manganese.

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Imperial Group Manufacturing stamps LIGHT volume with a dominant OFFSITE pathway (99.0% off-site transfers) across 4 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 2.2K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Meggitt Safety Systems Inc and Cummins Filtration-Neillsville East.

#12,636 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Imperial Group Manufacturing vs. every reporting TRI facility

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

2.2K lbs Top 49% higher than 51% 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

Imperial Group Manufacturing in the Transportation Equipment sector extract

Among the 1,603 Transportation Equipment facilities in this database, Imperial Group Manufacturing reports the 787th-largest volume (2.2K lbs). Scale peers outside Washington include Meggitt Safety Systems Inc and Cummins Filtration-Neillsville East.

Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Imperial Group Manufacturing's total reported releases rose from 453 lb in 2022 to 946 lb in 2023, based on EPA TRI filings.
  • Imperial Group Manufacturing's off-site transfers rose from 447 lb in 2022 to 940 lb in 2023, based on EPA TRI filings.

Imperial Group Manufacturing Form-R facts

Sector
Transportation Equipment
LIGHT volume
2.2K lbs
OFFSITE pathway
Off-site Transfers
CARC-MID chem count
4 · 1 carc.
Lead chemical
Nickel

Compare this facility

See how Imperial Group Manufacturing stacks up against nearby facilities and the typical reporter.

Total reported releases
Imperial Group Manufacturing
2.2K lbs
Glacier Northwest Inc Chehalis Plant
11 lbs

204.3× more than the comparison

Chemicals reported
Imperial Group Manufacturing
4
Glacier Northwest Inc Chehalis Plant
1

4.0× 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 Imperial Group Manufacturing releases toxic chemicals into the environment. Total: 2.2K lbs.

Off-site Transfers 2.2K lbs (99.0%)
Air Releases 22 lbs (1.0%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 110% (451 lbs to 946 lbs).

Imperial Group Manufacturing: annual Form-R pounds

LIGHT site · OFFSITE pathway · TRI years 2019–2023

million lbs

What this shows Imperial Group Manufacturing year-over-year reported totals (increased by 110% 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: Nickel.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 451 lbs 4
2020 371 lbs 4
2021 5 lbs 4
2022 453 lbs 4
2023 946 lbs 4

Chemical Releases

Aggregated across all reporting years (2019–2023). 1 of 4 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Nickel 1.0K lbs Carcinogen
Chromium 832 lbs -
Copper 267 lbs -
Manganese 79 lbs -

Imperial Group Manufacturing · OFFSITE-pathway site

Chehalis, WA
46.6268, -122.9230
County TRI context
Lewis · 0.3% of county pounds
Parent company
Ironform

Compare beyond Washington

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Imperial Group Manufacturing on cumulative reported pounds (2.2K lbs) and distinct chemical count (4). Release-pound peers include Macdermid Printing Solutions, Petrostar Inc. - Port of Alaska Terminal, Samuel Son & Co (usa) Inc.. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis LLC. 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 Nickel, Chromium, Copper, Manganese; nearby reporters include Glacier Northwest Inc Chehalis Plant. Imperial Group Manufacturing stamps LIGHT volume · OFFSITE pathway · CARC-MID 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 Imperial Group Manufacturing TRI extract (LIGHT · OFFSITE · CARC-MID · lead Nickel) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Imperial Group Manufacturing totals are self-reported EPCRA §313 estimates for Chehalis, WA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 336390 · Transportation Equipment. 0.3% of Lewis TRI pounds in this extract. Nearest ABS peer: Macdermid Printing Solutions (Δ 0 lbs). Pounds ≠ exposure.

Imperial Group Manufacturing stamps LIGHT volume · OFFSITE pathway · CARC-MID · lead Nickel. 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