EPA TRI Facility · Fabricated Metals
Lark Heat Treating Inc
Houston, TX
- Total releases
- 6.5K lbs
- Chemicals reported
- 1
- Latest report
- 2022
- Primary pathway
- Air Releases
AIR Form-R mix
Lark Heat Treating Inc: how the 6.5K lbs splits
6.5K lbs across all reported pathways
- Air Releases 6.5K lbs 100.0%
Lark Heat Treating Inc's 6.5K 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: Ammonia.
LIGHT volume AIR pathway CLEAN
Lark Heat Treating Inc is an EPA Toxics Release Inventory reporter in Houston, TX, in the fabricated metals sector. It reported 1.3K lbs of releases across 1 chemical in 2022, and 6.5K lbs in total across its 2019-2022 reporting years. That ranks 10,673 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Texas's 2,016 reporting TRI sites, pounds #1 is not chemical-count #1. Lark Heat Treating Inc is pounds #1028 and chemical-count #1618 at 6.5K lbs. Ascend Performance Materials-Chocolate Bayou Plant leads reported pounds (94.0M lbs) at 36 chemicals (chemical-count #35). Veolia Es Technical Solutions LLC Port Arthur Facility leads chemical count at 246 chemicals (1.5M lbs, pounds #112). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Dril-Quip Inc; Afglobal Emmett Road; Koch Heat Transfer Co LP; Nov Rig Systems West Little York. Similar-scale Fabricated Metals peers outside Texas: Bodycote Thermal Processing Inc; Nucor Buildings Group - Alabama; Fraser Manufacturing Facility; Api Heat Transfer. Largest disclosed chemicals by pounds: Ammonia.
Lark Heat Treating Inc stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 1 chemical. Cumulative Form-R extract: 6.5K lbs (2019–2022). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Bodycote Thermal Processing Inc and Nucor Buildings Group - Alabama.
Lark Heat Treating Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
6.5K lbs Top 41% higher than 59% 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
Lark Heat Treating Inc: Ammonia-led volume
Among the 3,421 Fabricated Metals facilities in this database, Lark Heat Treating Inc reports the 1,289th-largest volume (6.5K lbs). Its reported volume is concentrated rather than spread: Ammonia alone is 100% of the total. Scale peers outside Texas include Bodycote Thermal Processing Inc and Nucor Buildings Group - Alabama.
Concentrated means ≥60% of Lark Heat Treating Inc's pounds in one chemical - here Ammonia at 100%. Not a toxicity score.
Lark Heat Treating Inc Form-R facts
Compare this facility
See how Lark Heat Treating Inc stacks up against nearby facilities and the typical reporter.
60% less than the comparison
83% 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 Lark Heat Treating Inc releases toxic chemicals into the environment. Total: 6.5K lbs.
Emissions Trend Summary
From 2019 to 2022, total releases decreased by 39% (2.2K lbs to 1.3K lbs).
Lark Heat Treating Inc: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2022
- 2019 0
- 2020 0
- 2021 0
- 2022 0
What this shows Lark Heat Treating Inc year-over-year reported totals (decreased by 39% from 2019 to 2022). 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: Ammonia.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 2.2K lbs | 1 |
| 2020 | 1.7K lbs | 1 |
| 2021 | 1.3K lbs | 1 |
| 2022 | 1.3K lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2022). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ammonia | 6.5K lbs | - |
Lark Heat Treating Inc · AIR-pathway site
Nearest TRI Facilities to Lark Heat Treating Inc
Closest other reporters in Texas - including Dril-Quip Inc, Afglobal Emmett Road, Koch Heat Transfer Co LP, ordered by distance.
Showing 8 of 2,015 other reporting facilities in Texas.
Similar Fabricated Metals Facilities
Other Fabricated Metals facilities with similar total release volumes (±80%), outside Texas - e.g. Bodycote Thermal Processing Inc, Nucor Buildings Group - Alabama, Fraser Manufacturing Facility.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Lark Heat Treating Inc on cumulative reported pounds (6.5K lbs) and distinct chemical count (1). Release-pound peers include Esschem Inc., Bodycote Thermal Processing Inc, Becton Dickinson & Co. 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.
- Esschem Inc. Linwood, PA · Chemicals 6.5K lbs reported
- Bodycote Thermal Processing Inc Indianapolis, IN · Fabricated Metals 6.5K lbs reported
- Becton Dickinson & Co Columbus, NE · Miscellaneous Manufacturing 6.5K lbs reported
- Veolia Water Technologies & Solutions - Bakersfield Bakersfield, CA · Chemicals 6.6K 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 Ammonia; nearby reporters include Dril-Quip Inc. Lark Heat Treating 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 Lark Heat Treating Inc TRI extract (LIGHT · AIR · CLEAN · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Lark Heat Treating Inc totals are self-reported EPCRA §313 estimates for Houston, TX, latest year 2022. Form-R rows span 2019–2022 (4 years). NAICS 332811 · Fabricated Metals. 0.0% of Harris TRI pounds in this extract. Nearest ABS peer: Esschem Inc. (Δ 2 lbs). Pounds ≠ exposure.
Lark Heat Treating Inc stamps LIGHT volume · AIR pathway · CLEAN · lead Ammonia. 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