EPA TRI Facility · Chemicals
Gelest Inc
Glen Rock, PA
- Total releases
- 11.8K lbs
- Chemicals reported
- 14
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Gelest Inc: how the 14.0K lbs splits
14.0K lbs across all reported pathways
- Air Releases 14.0K lbs 100.0%
- Land Disposal 0 lbs <0.1%
Gelest Inc's 14.0K lbs Form-R total is AIR - air releases is 100.0% of the bar. Next segment: land disposal at <0.1%. Leading chemical by pounds: n-Hexane.
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 AIR pathway TRACE-CARC
Gelest Inc is an EPA Toxics Release Inventory reporter in Glen Rock, PA, in the chemicals sector. It reported 2.2K lbs of releases across 6 chemicals in 2024, and 11.8K lbs in total across its 2019-2024 reporting years. That ranks 9,457 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. Gelest Inc is pounds #412 and chemical-count #46 at 11.8K 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 fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Adhesives Research Inc; Gichner Systems Group Inc; Tate Access Floors Inc.; General Dynamics-Ots. Similar-scale Chemicals peers outside Pennsylvania: Prc-Desoto International Inc.; Teknor Apex - Carolina Co; Lexmark International Inc; Valero Renewable Fuels. Largest disclosed chemicals by pounds: n-Hexane; Methyl methacrylate; Acrylic acid; Butyl acrylate.
Gelest Inc stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 14 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 11.8K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Prc-Desoto International Inc. and Teknor Apex - Carolina Co.
Gelest Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
12K lbs Top 36% higher than 64% 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
Gelest Inc in the Chemicals sector extract
Among the 3,917 Chemicals facilities in this database, Gelest Inc reports the 1,985th-largest volume (11.8K lbs). Scale peers outside Pennsylvania include Prc-Desoto International Inc. and Teknor Apex - Carolina Co.
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
- Gelest Inc's total reported releases fell from 2.8 thousand lb in 2022 to 1.4 thousand lb in 2023, based on EPA TRI filings.
- Gelest Inc's air releases fell from 2.8 thousand lb in 2022 to 1.4 thousand lb in 2023, based on EPA TRI filings.
- Gelest Inc's chemicals reported fell from 11 in 2022 to 7 in 2023, based on EPA TRI filings.
Gelest Inc Form-R facts
Compare this facility
See how Gelest Inc stacks up against nearby facilities and the typical reporter.
83% less than the comparison
3.5× 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 Gelest Inc releases toxic chemicals into the environment. Total: 14.0K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases increased by 47% (1.5K lbs to 2.2K lbs).
Gelest 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 Gelest Inc year-over-year reported totals (increased by 47% 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: n-Hexane.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1.5K lbs | 10 |
| 2020 | 1.7K lbs | 11 |
| 2021 | 4.4K lbs | 12 |
| 2022 | 2.8K lbs | 11 |
| 2023 | 1.4K lbs | 7 |
| 2024 | 2.2K lbs | 6 |
Chemical Releases
Aggregated across all reporting years (2019–2024). 1 of 14 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| n-Hexane | 5.3K lbs | - |
| Methyl methacrylate | 2.3K lbs | - |
| Acrylic acid | 2.2K lbs | - |
| Butyl acrylate | 1.2K lbs | - |
| Toluene | 1.1K lbs | - |
| Allyl chloride | 945 lbs | - |
| Methanol | 511 lbs | - |
| Cyclohexane | 230 lbs | - |
| Allyl alcohol | 157 lbs | - |
| Xylene (mixed isomers) | 45 lbs | - |
| Methyl isobutyl ketone | 11 lbs | Carcinogen |
| Maleic anhydride | 0 lbs | - |
| n-Butyl alcohol | 0 lbs | - |
| Phenol | 0 lbs | - |
Gelest Inc · AIR-pathway site
Nearest TRI Facilities to Gelest Inc
Closest other reporters in Pennsylvania - including Adhesives Research Inc, Gichner Systems Group Inc, Tate Access Floors Inc., ordered by distance.
Showing 8 of 1,009 other reporting facilities in Pennsylvania.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Pennsylvania - e.g. Prc-Desoto International Inc., Teknor Apex - Carolina Co, Lexmark International Inc.
Compare beyond Pennsylvania
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Gelest Inc on cumulative reported pounds (11.8K lbs) and distinct chemical count (14). Release-pound peers include Compx National (national Cabinet Lock), Chevron Montebello Terminal, Reddy Ice-Gaffney (435). Chemical-count peers include Shell New Haven Terminal, Chambers Cogeneration L.P., Avantor Performance Materials. 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.
- Compx National (national Cabinet Lock) Greenville, SC · Fabricated Metals 11.8K lbs reported
- Chevron Montebello Terminal Montebello, CA · Petroleum Bulk Terminals 11.8K lbs reported
- Reddy Ice-Gaffney (435) Gaffney, SC · Beverages 11.8K lbs reported
- Prc-Desoto International Inc. Grand Prairie, TX · Chemicals 11.8K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
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 n-Hexane, Methyl methacrylate, Acrylic acid, Butyl acrylate; nearby reporters include Adhesives Research Inc. Gelest Inc stamps LIGHT volume · AIR pathway · TRACE-CARC 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 Gelest Inc TRI extract (LIGHT · AIR · TRACE-CARC · lead n-Hexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Gelest Inc totals are self-reported EPCRA §313 estimates for Glen Rock, PA, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 325998 · Chemicals. 0.1% of York TRI pounds in this extract. Nearest ABS peer: Compx National (national Cabinet Lock) (Δ 2 lbs). Pounds ≠ exposure.
Gelest Inc stamps LIGHT volume · AIR pathway · TRACE-CARC · lead n-Hexane. 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