EPA TRI Facility · Fabricated Metals
Kirby Building System
Portland, TN · Parent: Nucor Corp
- Total releases
- 277 lbs
- Chemicals reported
- 2
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Kirby Building System: how the 277 lbs splits
277 lbs across all reported pathways
- Air Releases 276 lbs 99.5%
- Off-site Transfers 1 lbs 0.5%
Kirby Building System's 277 lbs Form-R total is AIR - air releases is 99.5% of the bar. Next segment: off-site transfers at 0.5%. Leading chemical by pounds: Manganese.
TRACE volume AIR pathway TRACE-CARC
Kirby Building System is an EPA Toxics Release Inventory reporter in Portland, TN, in the fabricated metals sector. It reported 11 lbs of releases across 2 chemicals in 2023, and 277 lbs in total across its 2019-2023 reporting years. That ranks 15,450 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Tennessee's 595 reporting TRI sites, pounds #1 is not chemical-count #1. Kirby Building System is pounds #471 and chemical-count #415 at 277 lbs. Nyrstar Clarksville Inc leads reported pounds (72.9M lbs) at 13 chemicals (chemical-count #31). Tradebe Treatment & Recycling of Tn leads chemical count at 75 chemicals (6.3M lbs, pounds #13). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Unipres USA Inc; Crown Group Portland Tn Plant; Depor Industries-South; Kyowa America Corp. Similar-scale Fabricated Metals peers outside Tennessee: American Metal Fibers Inc; Hobson & Motzer, Inc.; Praxair Surface Technologies Inc; Cmc Steel Fabricators Inc. DBA Cmc Rebar Houston West. 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: Manganese; Lead.
Kirby Building System stamps TRACE volume with a dominant AIR pathway (99.5% air releases) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 277 lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include American Metal Fibers Inc and Hobson & Motzer, Inc..
Kirby Building System vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
277 lbs 41st percentile higher than 41% 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
Kirby Building System in the Fabricated Metals sector extract
Among the 3,421 Fabricated Metals facilities in this database, Kirby Building System reports the 2,008th-largest volume (277 lbs). Scale peers outside Tennessee include American Metal Fibers Inc and Hobson & Motzer, Inc..
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Kirby Building System Form-R facts
Compare this facility
See how Kirby Building System stacks up against nearby facilities and the typical reporter.
95% less than the comparison
About the same as 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 Kirby Building System releases toxic chemicals into the environment. Total: 277 lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 72% (40 lbs to 11 lbs).
Kirby Building System: annual Form-R pounds
TRACE site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Kirby Building System year-over-year reported totals (decreased by 72% 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: Manganese.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 40 lbs | 2 |
| 2020 | 182 lbs | 2 |
| 2021 | 24 lbs | 2 |
| 2022 | 19 lbs | 2 |
| 2023 | 11 lbs | 2 |
Kirby Building System · AIR-pathway site
Nearest TRI Facilities to Kirby Building System
Closest other reporters in Tennessee - including Unipres USA Inc, Crown Group Portland Tn Plant, Depor Industries-South, ordered by distance.
Showing 8 of 594 other reporting facilities in Tennessee.
Similar Fabricated Metals Facilities
Other Fabricated Metals facilities with similar total release volumes (±80%), outside Tennessee - e.g. American Metal Fibers Inc, Hobson & Motzer, Inc., Praxair Surface Technologies Inc.
Other Nucor Corp Facilities
Same-parent TRI sites ranked by reported releases - including Nucor Steel-Berkeley, Nucor Steel Tuscaloosa Inc, Nucor Steel.
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 Manganese, Lead; nearby reporters include Unipres USA Inc. Kirby Building System stamps TRACE 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 Kirby Building System TRI extract (TRACE · AIR · TRACE-CARC · lead Manganese) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Kirby Building System totals are self-reported EPCRA §313 estimates for Portland, TN, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 332311 · Fabricated Metals. 0.0% of Sumner TRI pounds in this extract. Nearest ABS peer: Pace Industries LLC Airo Div (Δ 0 lbs). Pounds ≠ exposure.
Kirby Building System stamps TRACE volume · AIR pathway · TRACE-CARC · lead Manganese. 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