EPA TRI Facility · Transportation Equipment

Henderson Products Inc

Manchester, IA · Parent: Douglas Dynamics Holdings Inc

Total releases
895 lbs
Chemicals reported
4
Carcinogens
1
Primary pathway
Air Releases

AIR Form-R mix

Henderson Products Inc: how the 895 lbs splits

895 lbs across all reported pathways

  • Air Releases 894 lbs 99.8%
  • Water Discharges 2 lbs 0.2%
  • Land Disposal 0 lbs <0.1%

Henderson Products Inc's 895 lbs Form-R total is AIR - air releases is 99.8% of the bar. Next segment: water discharges at 0.2%. Leading chemical by pounds: Chromium.

TRACE volume AIR pathway CARC-LEAN

Henderson Products Inc is an EPA Toxics Release Inventory reporter in Manchester, IA, in the transportation equipment sector. It reported 210 lbs of releases across 3 chemicals in 2023, and 895 lbs in total across its 2019-2023 reporting years. That ranks 14,014 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Iowa's 460 reporting TRI sites, pounds #1 is not chemical-count #1. Henderson Products Inc is pounds #318 and chemical-count #165 at 895 lbs. Climax Molybdenum Co leads reported pounds (16.4M lbs) at 5 chemicals (chemical-count #117). Helena Industries LLC leads chemical count at 32 chemicals (9.4K lbs, pounds #247). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Xl Specialized Trailers Inc; Paladin Attachments - Manchester; Stryten Manchester LLC; Rockwell Collins - Manchester Operations. Similar-scale Transportation Equipment peers outside Iowa: Arctic Cat Inc.; Lippert; Honeywell Aerospace Greer; Progress Rail Locomotive Inc.. Other Douglas Dynamics Holdings Inc sites in this extract: Fisher Engineering. Largest disclosed chemicals by pounds: Chromium; Manganese; Nickel; Copper.

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Henderson Products Inc stamps TRACE volume with a dominant AIR pathway (99.8% air releases) across 4 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 895 lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Arctic Cat Inc. and Lippert.

#14,014 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Henderson Products Inc vs. every reporting TRI facility

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

895 lbs 46th percentile higher than 46% 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

Henderson Products Inc in the Transportation Equipment sector extract

Among the 1,603 Transportation Equipment facilities in this database, Henderson Products Inc reports the 886th-largest volume (895 lbs). Scale peers outside Iowa include Arctic Cat Inc. and Lippert.

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
  • Henderson Products Inc's total reported releases rose from 198 lb in 2022 to 210 lb in 2023, based on EPA TRI filings.
  • Henderson Products Inc's air releases rose from 197 lb in 2022 to 209 lb in 2023, based on EPA TRI filings.

Henderson Products Inc Form-R facts

Sector
Transportation Equipment
TRACE volume
895 lbs
AIR pathway
Air Releases
CARC-LEAN chem count
4 · 1 carc.
Lead chemical
Chromium

Compare this facility

See how Henderson Products Inc stacks up against nearby facilities and the typical reporter.

Total reported releases
Henderson Products Inc
895 lbs
Xl Specialized Trailers Inc
426 lbs

2.1× more than the comparison

Chemicals reported
Henderson Products Inc
4
Xl Specialized Trailers Inc
2

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 Henderson Products Inc releases toxic chemicals into the environment. Total: 895 lbs.

Air Releases 894 lbs (99.8%)
Water Discharges 2 lbs (0.2%)
Land Disposal 0 lbs (<0.1%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 42% (148 lbs to 210 lbs).

Henderson Products Inc: annual Form-R pounds

TRACE site · AIR pathway · TRI years 2019–2023

million lbs

What this shows Henderson Products Inc year-over-year reported totals (increased by 42% 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: Chromium.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 148 lbs 4
2020 145 lbs 4
2021 195 lbs 3
2022 198 lbs 3
2023 210 lbs 3

Chemical Releases

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

Chemical Total Flags
Chromium 418 lbs -
Manganese 356 lbs -
Nickel 112 lbs Carcinogen
Copper 9 lbs -

Henderson Products Inc · AIR-pathway site

Manchester, IA
42.4708, -91.4588
County TRI context
Delaware · 0.5% of county pounds
Parent company
Douglas Dynamics Holdings Inc

Other Douglas Dynamics Holdings Inc Facilities

Same-parent TRI sites ranked by reported releases - including Fisher Engineering.

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 Chromium, Manganese, Nickel, Copper; nearby reporters include Xl Specialized Trailers Inc. Henderson Products Inc stamps TRACE 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 Henderson Products Inc TRI extract (TRACE · AIR · CARC-LEAN · lead Chromium) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Henderson Products Inc totals are self-reported EPCRA §313 estimates for Manchester, IA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 336211 · Transportation Equipment. 0.5% of Delaware TRI pounds in this extract. Nearest ABS peer: Fxi Inc. - Auburn (Δ 0 lbs). Pounds ≠ exposure.

Henderson Products Inc stamps TRACE volume · AIR pathway · CARC-LEAN · lead Chromium. 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