EPA TRI Facility · Nonmetallic Mineral Product
Isolatek International
Huntington, IN · Parent: US Mineral Products Co
- Total releases
- 360.6K lbs
- Chemicals reported
- 2
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Isolatek International: how the 360.6K lbs splits
360.6K lbs across all reported pathways
- Air Releases 360.6K lbs 100.0%
Isolatek International's 360.6K 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: Hydrogen sulfide.
MID volume AIR pathway CLEAN
Isolatek International is an EPA Toxics Release Inventory reporter in Huntington, IN, in the nonmetallic mineral product sector. It reported 147.3K lbs of releases across 2 chemicals in 2023, and 360.6K lbs in total across its 2019-2023 reporting years. That ranks 2,344 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Indiana's 871 reporting TRI sites, pounds #1 is not chemical-count #1. Isolatek International is pounds #113 and chemical-count #488 at 360.6K lbs. Uss Gary Works leads reported pounds (77.4M lbs) at 36 chemicals (chemical-count #9). Tradebe Treatment & Recycling LLC leads chemical count at 98 chemicals (11.9M lbs, pounds #12). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Bendix Commercial Vehicle Systems LLC; Ecolab Inc; Sunoco LLC - Huntington; General Aluminum Manufacturing Co. Similar-scale Nonmetallic Mineral Product peers outside Indiana: Glen-Gery Corp; Acme Brick Co Texas Clay; Greer Industries Inc. DBA Greer Lime Co; Johns Manville Plant 2. Largest disclosed chemicals by pounds: Hydrogen sulfide; Carbonyl sulfide.
Isolatek International stamps MID volume with a dominant AIR pathway (100.0% air releases) across 2 chemicals. Cumulative Form-R extract: 360.6K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Glen-Gery Corp and Acme Brick Co Texas Clay.
Isolatek International vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
361K lbs Top 9% higher than 91% 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
Isolatek International inside Huntington's TRI pounds
Among the 3,265 Nonmetallic Mineral Product facilities in this database, Isolatek International reports the 84th-largest volume, placing it in the top 2.6% of its sector. This one site accounts for 52.9% of every pound reported in Huntington. Its reported volume is concentrated rather than spread: Hydrogen sulfide alone is 66.6% of the total. Scale peers outside Indiana include Glen-Gery Corp and Acme Brick Co Texas Clay.
County-dominant here means ≥25% of Huntington's reported pounds (681.2K lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Isolatek International's total reported releases fell from 150.5 thousand lb in 2022 to 147.3 thousand lb in 2023, based on EPA TRI filings.
- Isolatek International's air releases fell from 150.5 thousand lb in 2022 to 147.3 thousand lb in 2023, based on EPA TRI filings.
Isolatek International Form-R facts
Compare this facility
See how Isolatek International stacks up against nearby facilities and the typical reporter.
1690791.7× more than the comparison
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 Isolatek International releases toxic chemicals into the environment. Total: 360.6K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 367% (31.5K lbs to 147.3K lbs).
Isolatek International: annual Form-R pounds
MID site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2022 0
- 2023 0
What this shows Isolatek International year-over-year reported totals (increased by 367% 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: Hydrogen sulfide.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 31.5K lbs | 1 |
| 2020 | 31.4K lbs | 1 |
| 2022 | 150.5K lbs | 2 |
| 2023 | 147.3K lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Hydrogen sulfide | 240.1K lbs | - |
| Carbonyl sulfide | 120.5K lbs | - |
Isolatek International · AIR-pathway site
Nearest TRI Facilities to Isolatek International
Closest other reporters in Indiana - including Bendix Commercial Vehicle Systems LLC, Ecolab Inc, Sunoco LLC - Huntington, ordered by distance.
Showing 8 of 870 other reporting facilities in Indiana.
Similar Nonmetallic Mineral Product Facilities
Other Nonmetallic Mineral Product facilities with similar total release volumes (±80%), outside Indiana - e.g. Glen-Gery Corp, Acme Brick Co Texas Clay, Greer Industries Inc. DBA Greer Lime Co.
Compare beyond Indiana
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Isolatek International on cumulative reported pounds (360.6K lbs) and distinct chemical count (2). Release-pound peers include Henniges Automotive Iowa Inc, Charter Next Generation - Blythewood, Alpek Polyester Mississippi Inc. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. 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.
- Henniges Automotive Iowa Inc Keokuk, IA · Plastics and Rubber 360.6K lbs reported
- Charter Next Generation - Blythewood Blythewood, SC · Plastics and Rubber 360.7K lbs reported
- Alpek Polyester Mississippi Inc Bay Saint Louis, MS · Chemicals 360.7K lbs reported
- Apg Polytech LLC Apple Grove, WV · Chemicals 360.5K 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 Hydrogen sulfide, Carbonyl sulfide; nearby reporters include Bendix Commercial Vehicle Systems LLC. Isolatek International stamps MID 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 Isolatek International TRI extract (MID · AIR · CLEAN · lead Hydrogen sulfide) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Isolatek International totals are self-reported EPCRA §313 estimates for Huntington, IN, latest year 2023. Form-R rows span 2019–2023 (4 years). NAICS 327993 · Nonmetallic Mineral Product. 52.9% of Huntington TRI pounds in this extract. Nearest ABS peer: Henniges Automotive Iowa Inc (Δ 6 lbs). Pounds ≠ exposure.
Isolatek International stamps MID volume · AIR pathway · CLEAN · lead Hydrogen sulfide. 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