EPA TRI Facility · Fabricated Metals

Nucor Building Systems

Waterloo, IN · Parent: Nucor Corp

Total releases
22.3K lbs
Chemicals reported
4
Carcinogens
2
Primary pathway
Air Releases

AIR Form-R mix

Nucor Building Systems: how the 22.3K lbs splits

22.3K lbs across all reported pathways

  • Air Releases 22.3K lbs 100.0%
  • Off-site Transfers 4 lbs <0.1%

Nucor Building Systems's 22.3K lbs Form-R total is AIR - air releases is 100.0% of the bar. Next segment: off-site transfers at <0.1%. Leading chemical by pounds: 1,2,4-Trimethylbenzene.

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

Nucor Building Systems is an EPA Toxics Release Inventory reporter in Waterloo, IN, in the fabricated metals sector. It reported 11.6K lbs of releases across 4 chemicals in 2023, and 22.3K lbs in total across its 2019-2023 reporting years. That ranks 7,999 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. Nucor Building Systems is pounds #372 and chemical-count #276 at 22.3K 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 rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Nipg Waterloo; Oldcastle Lawn & Garden; Contitech USA Inc.; Dekalb Metal Finishing. Similar-scale Fabricated Metals peers outside Indiana: Robert Bosch Tool Corp; Arcadia Inc.; Woodworth Inc Homer; Monogram Metals Inc. Other Nucor Corp sites in this extract: Nucor Steel-Berkeley; Nucor Steel Tuscaloosa Inc; Nucor Steel; Nucor Steel Hertford County. Largest disclosed chemicals by pounds: 1,2,4-Trimethylbenzene; Manganese; Nickel; Lead.

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Nucor Building Systems stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 4 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 22.3K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Robert Bosch Tool Corp and Arcadia Inc..

#7,999 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Nucor Building Systems vs. every reporting TRI facility

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

22K lbs Top 31% higher than 69% 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

Nucor Building Systems: 1,2,4-Trimethylbenzene-led volume

Among the 3,421 Fabricated Metals facilities in this database, Nucor Building Systems reports the 928th-largest volume (22.3K lbs). Its reported volume is concentrated rather than spread: 1,2,4-Trimethylbenzene alone is 99.5% of the total. Scale peers outside Indiana include Robert Bosch Tool Corp and Arcadia Inc..

Concentrated means ≥60% of Nucor Building Systems's pounds in one chemical - here 1,2,4-Trimethylbenzene at 99.5%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Nucor Building Systems's total reported releases rose from 10.5 thousand lb in 2022 to 11.6 thousand lb in 2023, based on EPA TRI filings.
  • Nucor Building Systems's air releases rose from 10.5 thousand lb in 2022 to 11.6 thousand lb in 2023, based on EPA TRI filings.

Nucor Building Systems Form-R facts

Sector
Fabricated Metals
LIGHT volume
22.3K lbs
AIR pathway
Air Releases
TRACE-CARC chem count
4 · 2 carc.
Lead chemical
1,2,4-Trimethylbenzene

Compare this facility

See how Nucor Building Systems stacks up against nearby facilities and the typical reporter.

Total reported releases
Nucor Building Systems
22.3K lbs
Nipg Waterloo
2.2K lbs

10.1× more than the comparison

Chemicals reported
Nucor Building Systems
4
Nipg Waterloo
1

4.0× 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 Nucor Building Systems releases toxic chemicals into the environment. Total: 22.3K lbs.

Air Releases 22.3K lbs (100.0%)
Off-site Transfers 4 lbs (<0.1%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 38242% (30 lbs to 11.6K lbs).

Nucor Building Systems: annual Form-R pounds

LIGHT site · AIR pathway · TRI years 2019–2023

million lbs

What this shows Nucor Building Systems year-over-year reported totals (increased by 38242% 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: 1,2,4-Trimethylbenzene.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 30 lbs 3
2020 35 lbs 3
2021 35 lbs 3
2022 10.5K lbs 4
2023 11.6K lbs 4

Chemical Releases

Aggregated across all reporting years (2019–2023). 2 of 4 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
1,2,4-Trimethylbenzene 22.2K lbs -
Manganese 104 lbs -
Nickel 2 lbs Carcinogen
Lead 0 lbs Carcinogen

Nucor Building Systems · AIR-pathway site

Waterloo, IN
41.4346, -85.0462
County TRI context
Dekalb · 0.4% of county pounds
Parent company
Nucor Corp

Compare beyond Indiana

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Nucor Building Systems on cumulative reported pounds (22.3K lbs) and distinct chemical count (4). Release-pound peers include Will County Generating Station, Mplx Terminals LLC - Niles Mi Terminal, Seaman Corp - Wooster Plant. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis 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 1,2,4-Trimethylbenzene, Manganese, Nickel, Lead; nearby reporters include Nipg Waterloo. Nucor Building Systems 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 Nucor Building Systems TRI extract (LIGHT · AIR · TRACE-CARC · lead 1,2,4-Trimethylbenzene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Nucor Building Systems totals are self-reported EPCRA §313 estimates for Waterloo, IN, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 332311 · Fabricated Metals. 0.4% of Dekalb TRI pounds in this extract. Nearest ABS peer: Will County Generating Station (Δ 2 lbs). Pounds ≠ exposure.

Nucor Building Systems stamps LIGHT volume · AIR pathway · TRACE-CARC · lead 1,2,4-Trimethylbenzene. 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