EPA TRI Facility · Transportation Equipment
St Engineering Hackney Inc
Montgomery, PA · Parent: St Engineering N.a. Inc.
- Total releases
- 3.7K lbs
- Chemicals reported
- 1
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
St Engineering Hackney Inc: how the 4.7K lbs splits
4.7K lbs across all reported pathways
- Air Releases 4.7K lbs 100.0%
St Engineering Hackney Inc's 4.7K lbs Form-R total is AIR - air releases is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Diisocyanates.
LIGHT volume AIR pathway CLEAN
St Engineering Hackney Inc is an EPA Toxics Release Inventory reporter in Montgomery, PA, in the transportation equipment sector. It reported 989 lbs of releases across 1 chemical in 2024, and 3.7K lbs in total across its 2019-2024 reporting years. That ranks 11,742 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Pennsylvania's 1,010 reporting TRI sites, pounds #1 is not chemical-count #1. St Engineering Hackney Inc is pounds #540 and chemical-count #864 at 3.7K lbs. Max Environmental -- Yukon Facility leads reported pounds (34.8M lbs) at 18 chemicals (chemical-count #24). Keystone Cement Co leads chemical count at 53 chemicals (155.4K lbs, pounds #149). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Koppers Inc (susquehanna); Wenger Feeds Llc-Muncy (f/k/a Wenger Feed Mill Inc); Young Industries Inc; Andritz Inc.. Similar-scale Transportation Equipment peers outside Pennsylvania: Aam Metal Forming - Subiaco; Yanfeng Automotive Interiors Pmsc & Cw Southview; Tenneco ( Federal Mogul Ignition Llc)(champion Spark Plug); Camaco Columbus Manufacturing LLC. Other St Engineering N.a. Inc. sites in this extract: St Engineering Hackney Inc. Largest disclosed chemicals by pounds: Diisocyanates.
St Engineering Hackney Inc stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 1 chemical. Cumulative Form-R extract: 3.7K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Aam Metal Forming - Subiaco and Yanfeng Automotive Interiors Pmsc & Cw Southview.
St Engineering Hackney Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
3.7K lbs Top 45% higher than 55% 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
St Engineering Hackney Inc: Diisocyanates-led volume
Among the 1,603 Transportation Equipment facilities in this database, St Engineering Hackney Inc reports the 733rd-largest volume (3.7K lbs). Its reported volume is concentrated rather than spread: Diisocyanates alone is 100% of the total. Scale peers outside Pennsylvania include Aam Metal Forming - Subiaco and Yanfeng Automotive Interiors Pmsc & Cw Southview.
Concentrated means ≥60% of St Engineering Hackney Inc's pounds in one chemical - here Diisocyanates at 100%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- St Engineering Hackney Inc's total reported releases rose from 598 lb in 2022 to 920 lb in 2023, based on EPA TRI filings.
- St Engineering Hackney Inc's air releases rose from 598 lb in 2022 to 920 lb in 2023, based on EPA TRI filings.
St Engineering Hackney Inc Form-R facts
Compare this facility
See how St Engineering Hackney Inc stacks up against nearby facilities and the typical reporter.
57% less than the comparison
67% 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 St Engineering Hackney Inc releases toxic chemicals into the environment. Total: 4.7K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 10% (1.1K lbs to 989 lbs).
St Engineering Hackney Inc: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows St Engineering Hackney Inc year-over-year reported totals (decreased by 10% from 2019 to 2024). 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: Diisocyanates.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1.1K lbs | 1 |
| 2020 | 554 lbs | 1 |
| 2021 | 514 lbs | 1 |
| 2022 | 598 lbs | 1 |
| 2023 | 920 lbs | 1 |
| 2024 | 989 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2024). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Diisocyanates | 4.7K lbs | - |
St Engineering Hackney Inc · AIR-pathway site
Nearest TRI Facilities to St Engineering Hackney Inc
Closest other reporters in Pennsylvania - including Koppers Inc (susquehanna), Wenger Feeds Llc-Muncy (f/k/a Wenger Feed Mill Inc), Young Industries Inc, ordered by distance.
Showing 8 of 1,009 other reporting facilities in Pennsylvania.
Similar Transportation Equipment Facilities
Other Transportation Equipment facilities with similar total release volumes (±80%), outside Pennsylvania - e.g. Aam Metal Forming - Subiaco, Yanfeng Automotive Interiors Pmsc & Cw Southview, Tenneco ( Federal Mogul Ignition Llc)(champion Spark Plug).
Compare beyond Pennsylvania
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest St Engineering Hackney Inc on cumulative reported pounds (3.7K lbs) and distinct chemical count (1). Release-pound peers include Ortho-Clinical Diagnostics, Belden Cdt Inc-Bec, Ampel Inc.. Chemical-count peers include Ecoelectrica LP, Planta Penuelas, Tallaboa Puerto Rico LLC. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
- Ortho-Clinical Diagnostics Raritan, NJ · Chemicals 3.7K lbs reported
- Belden Cdt Inc-Bec Richmond, IN · Primary Metals 3.7K lbs reported
- Ampel Inc. Elk Grove Village, IL · Computers and Electronic Products 3.7K lbs reported
- Riddell Sports Group Inc. North Ridgeville, OH · Miscellaneous Manufacturing 3.7K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other St Engineering N.a. Inc. Facilities
Same-parent TRI sites ranked by reported releases - including St Engineering Hackney Inc.
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 Diisocyanates; nearby reporters include Koppers Inc (susquehanna). St Engineering Hackney Inc stamps LIGHT volume · AIR 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 St Engineering Hackney Inc TRI extract (LIGHT · AIR · CLEAN · lead Diisocyanates) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
St Engineering Hackney Inc totals are self-reported EPCRA §313 estimates for Montgomery, PA, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 336212 · Transportation Equipment. 0.5% of Lycoming TRI pounds in this extract. Nearest ABS peer: Latrobe Specialty Metals - Sandy Creek (Δ 0 lbs). Pounds ≠ exposure.
St Engineering Hackney Inc stamps LIGHT volume · AIR pathway · CLEAN · lead Diisocyanates. 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