EPA TRI Facility · Fabricated Metals
Perma-Pipe Inc.
Lebanon, TN · Parent: Perma Pipe International Holdings Inc
- Total releases
- 20.6K lbs
- Chemicals reported
- 5
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Perma-Pipe Inc.: how the 20.6K lbs splits
20.6K lbs across all reported pathways
- Air Releases 20.6K lbs 100.0%
Perma-Pipe Inc.'s 20.6K 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: Diisocyanates.
LIGHT volume AIR pathway CLEAN
Perma-Pipe Inc. is an EPA Toxics Release Inventory reporter in Lebanon, TN, in the fabricated metals sector. It reported 20.6K lbs of releases across 3 chemicals in 2023, and 20.6K lbs in total across its 2019-2023 reporting years. That ranks 8,180 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. Perma-Pipe Inc. is pounds #252 and chemical-count #165 at 20.6K 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). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Parker Hannifin Corp O-Ring Div; Southtec LLC; Lochinvar LLC; Oldcastle Precast Inc. Similar-scale Fabricated Metals peers outside Tennessee: Nxedge San Carlos; Pamarco Global Graphics; Ssab Wear Solutions Astralloy; Island Litho Corp.. Other Perma Pipe International Holdings Inc sites in this extract: Perma-Pipe Oil & Gas. Largest disclosed chemicals by pounds: Diisocyanates; Chromium compounds (except for chromite ore mined in the Transvaal Region); Copper compounds; Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region).
Perma-Pipe Inc. stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 5 chemicals. Cumulative Form-R extract: 20.6K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Nxedge San Carlos and Pamarco Global Graphics.
Perma-Pipe Inc. vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
21K lbs Top 31% higher than 69% 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
Perma-Pipe Inc.: Diisocyanates-led volume
Among the 3,421 Fabricated Metals facilities in this database, Perma-Pipe Inc. reports the 956th-largest volume (20.6K lbs). Its reported volume is concentrated rather than spread: Diisocyanates alone is 100% of the total. Scale peers outside Tennessee include Nxedge San Carlos and Pamarco Global Graphics.
Concentrated means ≥60% of Perma-Pipe Inc.'s pounds in one chemical - here Diisocyanates at 100%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Perma-Pipe Inc.'s total reported releases rose from 11 lb in 2022 to 20.6 thousand lb in 2023, based on EPA TRI filings.
- Perma-Pipe Inc.'s air releases rose from 11 lb in 2022 to 20.6 thousand lb in 2023, based on EPA TRI filings.
Perma-Pipe Inc. Form-R facts
Compare this facility
See how Perma-Pipe Inc. stacks up against nearby facilities and the typical reporter.
4.0× more than the comparison
25% 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 Perma-Pipe Inc. releases toxic chemicals into the environment. Total: 20.6K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 232406% (9 lbs to 20.6K lbs).
Perma-Pipe Inc.: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Perma-Pipe Inc. year-over-year reported totals (increased by 232406% 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: Diisocyanates.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 9 lbs | 3 |
| 2020 | 6 lbs | 3 |
| 2021 | 10 lbs | 3 |
| 2022 | 11 lbs | 3 |
| 2023 | 20.6K lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Diisocyanates | 20.6K lbs | - |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 lbs | - |
| Copper compounds | 0 lbs | - |
| Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 0 lbs | - |
| Copper And Copper Compounds | 0 lbs | - |
Perma-Pipe Inc. · AIR-pathway site
Nearest TRI Facilities to Perma-Pipe Inc.
Closest other reporters in Tennessee - including Parker Hannifin Corp O-Ring Div, Southtec LLC, Lochinvar LLC, 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. Nxedge San Carlos, Pamarco Global Graphics, Ssab Wear Solutions Astralloy.
Compare beyond Tennessee
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Perma-Pipe Inc. on cumulative reported pounds (20.6K lbs) and distinct chemical count (5). Release-pound peers include Pacific Alloy Castings, Alpha Circuit I Llc., Harvest Four Corners. Chemical-count peers include Abbvie Ltd, Lilly del Caribe Inc Carolin A, Baxter Healthcare of 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.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Perma Pipe International Holdings Inc Facilities
Same-parent TRI sites ranked by reported releases - including Perma-Pipe Oil & Gas.
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 Diisocyanates, Chromium compounds (except for chromite ore mined in the Transvaal Region), Copper compounds, Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region); nearby reporters include Parker Hannifin Corp O-Ring Div. Perma-Pipe 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 Perma-Pipe Inc. TRI extract (LIGHT · AIR · CLEAN · lead Diisocyanates) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Perma-Pipe Inc. totals are self-reported EPCRA §313 estimates for Lebanon, TN, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 332996 · Fabricated Metals. 3.5% of Wilson TRI pounds in this extract. Nearest ABS peer: Pacific Alloy Castings (Δ 1 lbs). Pounds ≠ exposure.
Perma-Pipe Inc. stamps LIGHT volume · AIR pathway · CLEAN · lead Diisocyanates. 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