EPA TRI Facility · Fabricated Metals

Nibrock Inc

Chunchula, AL

Total releases
241.2K lbs
Chemicals reported
1
Latest report
2023
Primary pathway
Off-site Transfers

OFFSITE Form-R mix

Nibrock Inc: how the 241.2K lbs splits

241.2K lbs across all reported pathways

  • Off-site Transfers 241.2K lbs 100.0%

Nibrock Inc's 241.2K lbs Form-R total is OFFSITE - off-site transfers is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Chromium.

MID volume OFFSITE pathway CLEAN

Nibrock Inc is an EPA Toxics Release Inventory reporter in Chunchula, AL, in the fabricated metals sector. It reported 42.8K lbs of releases across 1 chemical in 2023, and 241.2K lbs in total across its 2019-2023 reporting years. That ranks 2,931 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Alabama's 559 reporting TRI sites, Chemical Waste Management leads both reported pounds (95.6M lbs) and chemical count (98 chemicals). The two rankings do not invert in this pool. Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Mobile Solvent & Supply; Mmc Materials Gulf Coast LLC - West Mobile; Safety-Kleen Systems Mobile (wha); Vertex Refining Alabama LLC. Similar-scale Fabricated Metals peers outside Alabama: Reifel Industries Inc.; Modern Plating Corp; Sonoco Metal Packaging LLC; Nucor Corp Vulcraft Div. Largest disclosed chemicals by pounds: Chromium.

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Nibrock Inc stamps MID volume with a dominant OFFSITE pathway (100.0% off-site transfers) across 1 chemical. Cumulative Form-R extract: 241.2K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Reifel Industries Inc. and Modern Plating Corp.

#2,931 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Nibrock Inc vs. every reporting TRI facility

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

241K lbs Top 11% higher than 89% 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

Nibrock Inc: Chromium-led volume

Among the 3,421 Fabricated Metals facilities in this database, Nibrock Inc reports the 233rd-largest volume, placing it in the top 6.8% of its sector. Its reported volume is concentrated rather than spread: Chromium alone is 100% of the total. Scale peers outside Alabama include Reifel Industries Inc. and Modern Plating Corp.

Concentrated means ≥60% of Nibrock Inc's pounds in one chemical - here Chromium at 100%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Nibrock Inc's total reported releases fell from 57.7 thousand lb in 2022 to 42.8 thousand lb in 2023, based on EPA TRI filings.
  • Nibrock Inc's off-site transfers fell from 57.7 thousand lb in 2022 to 42.8 thousand lb in 2023, based on EPA TRI filings.

Nibrock Inc Form-R facts

Sector
Fabricated Metals
MID volume
241.2K lbs
OFFSITE pathway
Off-site Transfers
CLEAN chem count
1
Lead chemical
Chromium

Compare this facility

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

Total reported releases
Nibrock Inc
241.2K lbs
Mobile Solvent & Supply
55 lbs

4386.2× more than the comparison

Chemicals reported
Nibrock Inc
1
Mobile Solvent & Supply
5

80% 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 Nibrock Inc releases toxic chemicals into the environment. Total: 241.2K lbs.

Off-site Transfers 241.2K lbs (100.0%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases decreased by 22% (55.0K lbs to 42.8K lbs).

Nibrock Inc: annual Form-R pounds

MID site · OFFSITE pathway · TRI years 2019–2023

million lbs

What this shows Nibrock Inc year-over-year reported totals (decreased by 22% 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 55.0K lbs 1
2020 43.7K lbs 1
2021 42.1K lbs 1
2022 57.7K lbs 1
2023 42.8K lbs 1

Chemical Releases

Aggregated across all reporting years (2019–2023). Sorted by total release volume.

Chemical Total Flags
Chromium 241.2K lbs -

Nibrock Inc · OFFSITE-pathway site

Chunchula, AL
30.8736, -88.2101
County TRI context
Mobile · 0.5% of county pounds
EPA Facility ID
36521NBRCK715AR

Compare beyond Alabama

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Nibrock Inc on cumulative reported pounds (241.2K lbs) and distinct chemical count (1). Release-pound peers include Stingray Boats, Ventra Fowlerville LLC, Integrated Dna Technologies. 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.

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; nearby reporters include Mobile Solvent & Supply. Nibrock Inc stamps MID volume · OFFSITE 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 Nibrock Inc TRI extract (MID · OFFSITE · CLEAN · lead Chromium) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Nibrock Inc totals are self-reported EPCRA §313 estimates for Chunchula, AL, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 332313 · Fabricated Metals. 0.5% of Mobile TRI pounds in this extract. Nearest ABS peer: Stingray Boats (Δ 118 lbs). Pounds ≠ exposure.

Nibrock Inc stamps MID volume · OFFSITE pathway · CLEAN · 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