EPA TRI Facility · Miscellaneous Manufacturing
National Chain Co
Warwick, RI
- Total releases
- 141 lbs
- Chemicals reported
- 2
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
National Chain Co: how the 176 lbs splits
176 lbs across all reported pathways
- Air Releases 176 lbs 99.5%
- Off-site Transfers 1 lbs 0.5%
National Chain Co's 176 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: Ammonia.
TRACE volume AIR pathway CLEAN
National Chain Co is an EPA Toxics Release Inventory reporter in Warwick, RI, in the miscellaneous manufacturing sector. It reported 35 lbs of releases across 2 chemicals in 2024, and 141 lbs in total across its 2019-2024 reporting years. That ranks 16,210 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Rhode Island's 75 reporting TRI sites, pounds #1 is not chemical-count #1. National Chain Co is pounds #51 and chemical-count #49 at 141 lbs. Technic Inc Engineered Powders Div leads reported pounds (641.4K lbs) at 7 chemicals (chemical-count #8). Gannon & Scott leads chemical count at 17 chemicals (35 lbs, pounds #61). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Lucas Milhaupt Warwick LLC; Gannon & Scott; Pease & Curren Inc; James a Murphy & Son (ri). Similar-scale Miscellaneous Manufacturing peers outside Rhode Island: Midland Optical; Wenger Corp; Avedis Zildjian Co.; Gemini-Decorah. Largest disclosed chemicals by pounds: Ammonia; Silver.
National Chain Co stamps TRACE volume with a dominant AIR pathway (99.5% air releases) across 2 chemicals. Cumulative Form-R extract: 141 lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Midland Optical and Wenger Corp.
National Chain Co vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
141 lbs 38th percentile higher than 38% 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
National Chain Co in the Miscellaneous Manufacturing sector extract
Among the 371 Miscellaneous Manufacturing facilities in this database, National Chain Co reports the 219th-largest volume (141 lbs). Scale peers outside Rhode Island include Midland Optical and Wenger Corp.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
National Chain Co Form-R facts
Compare this facility
See how National Chain Co stacks up against nearby facilities and the typical reporter.
27% more 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 National Chain Co releases toxic chemicals into the environment. Total: 176 lbs.
Emissions Trend Summary
From 2019 to 2024, total releases increased by 129% (15 lbs to 35 lbs).
National Chain Co: annual Form-R pounds
TRACE site · AIR pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows National Chain Co year-over-year reported totals (increased by 129% from 2019 to 2024). 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 | 15 lbs | 2 |
| 2020 | 35 lbs | 2 |
| 2021 | 31 lbs | 2 |
| 2022 | 29 lbs | 2 |
| 2023 | 31 lbs | 2 |
| 2024 | 35 lbs | 2 |
National Chain Co · AIR-pathway site
Nearest TRI Facilities to National Chain Co
Closest other reporters in Rhode Island - including Lucas Milhaupt Warwick LLC, Gannon & Scott, Pease & Curren Inc, ordered by distance.
Showing 8 of 74 other reporting facilities in Rhode Island.
Similar Miscellaneous Manufacturing Facilities
Other Miscellaneous Manufacturing facilities with similar total release volumes (±80%), outside Rhode Island - e.g. Midland Optical, Wenger Corp, Avedis Zildjian Co..
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, Silver; nearby reporters include Lucas Milhaupt Warwick LLC. National Chain Co stamps TRACE 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 National Chain Co TRI extract (TRACE · AIR · CLEAN · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
National Chain Co totals are self-reported EPCRA §313 estimates for Warwick, RI, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 339910 · Miscellaneous Manufacturing. 0.4% of Kent TRI pounds in this extract. Nearest ABS peer: Flextronics America L.L.C. (Δ 0 lbs). Pounds ≠ exposure.
National Chain Co stamps TRACE 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