EPA TRI Facility · Fabricated Metals
Maple Manufacturing LLC
Weirton, WV
- Total releases
- 1.4K lbs
- Chemicals reported
- 7
- Carcinogens
- 3
- Primary pathway
- Air Releases
AIR Form-R mix
Maple Manufacturing LLC: how the 1.4K lbs splits
1.4K lbs across all reported pathways
- Air Releases 1.4K lbs 100.0%
Maple Manufacturing LLC's 1.4K 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: Xylene (mixed isomers).
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 CARC-MID
Maple Manufacturing LLC is an EPA Toxics Release Inventory reporter in Weirton, WV, in the fabricated metals sector. It reported 614 lbs of releases across 7 chemicals in 2021, and 1.4K lbs in total across its 2019-2021 reporting years. That ranks 13,356 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In West Virginia's 182 reporting TRI sites, pounds #1 is not chemical-count #1. Maple Manufacturing LLC is pounds #135 and chemical-count #48 at 1.4K lbs. Harrison Power Station leads reported pounds (32.5M lbs) at 29 chemicals (chemical-count #2). Mount Storm Power Station leads chemical count at 31 chemicals (5.6M lbs, pounds #7). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Crown Cork & Seal Co (usa) Inc Crown Closure Div; Trivium Packaging; Neo Industries (weirton) Inc.; Precoat Metals. Similar-scale Fabricated Metals peers outside West Virginia: Metokote Corp Plant 25; Lippert Components Inc - 058; Wabtec Components LLC Formerly Thermal Transfer Corp; Xaloy LLC. Largest disclosed chemicals by pounds: Xylene (mixed isomers); Certain glycol ethers; Naphthalene; Ethylbenzene.
Maple Manufacturing LLC stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 7 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 1.4K lbs (2019–2021). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Metokote Corp Plant 25 and Lippert Components Inc - 058.
Maple Manufacturing LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1.4K lbs 49th percentile higher than 49% 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
Maple Manufacturing LLC in the Fabricated Metals sector extract
Among the 3,421 Fabricated Metals facilities in this database, Maple Manufacturing LLC reports the 1,674th-largest volume (1.4K lbs). Scale peers outside West Virginia include Metokote Corp Plant 25 and Lippert Components Inc - 058.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Maple Manufacturing LLC Form-R facts
Compare this facility
See how Maple Manufacturing LLC stacks up against nearby facilities and the typical reporter.
100% 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 Maple Manufacturing LLC releases toxic chemicals into the environment. Total: 1.4K lbs.
Emissions Trend Summary
From 2019 to 2021, total releases increased by 1282% (44 lbs to 614 lbs).
Maple Manufacturing LLC: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2021
- 2019 0
- 2020 0
- 2021 0
What this shows Maple Manufacturing LLC year-over-year reported totals (increased by 1282% from 2019 to 2021). 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: Xylene (mixed isomers).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 44 lbs | 7 |
| 2020 | 733 lbs | 7 |
| 2021 | 614 lbs | 7 |
Chemical Releases
Aggregated across all reporting years (2019–2021). 3 of 7 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Xylene (mixed isomers) | 395 lbs | - |
| Certain glycol ethers | 319 lbs | - |
| Naphthalene | 308 lbs | Carcinogen |
| Ethylbenzene | 142 lbs | Carcinogen |
| 1,2,4-Trimethylbenzene | 96 lbs | - |
| n-Butyl alcohol | 85 lbs | - |
| Methyl isobutyl ketone | 46 lbs | Carcinogen |
Maple Manufacturing LLC · AIR-pathway site
Nearest TRI Facilities to Maple Manufacturing LLC
Closest other reporters in West Virginia - including Crown Cork & Seal Co (usa) Inc Crown Closure Div, Trivium Packaging, Neo Industries (weirton) Inc., ordered by distance.
Showing 8 of 181 other reporting facilities in West Virginia.
Similar Fabricated Metals Facilities
Other Fabricated Metals facilities with similar total release volumes (±80%), outside West Virginia - e.g. Metokote Corp Plant 25, Lippert Components Inc - 058, Wabtec Components LLC Formerly Thermal Transfer Corp.
Compare beyond West Virginia
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Maple Manufacturing LLC on cumulative reported pounds (1.4K lbs) and distinct chemical count (7). Release-pound peers include The Shyft Group Inc, Barnes Aerospace Windsor Div, Thomas Natural Gas Processing Plant. Chemical-count peers include Hubbell Caribe Ltd, Celanese Microcircuits Industries Ltd., Virgin Islands Water & Power Authority. 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.
- The Shyft Group Inc Charlotte, MI · Transportation Equipment 1.4K lbs reported
- Barnes Aerospace Windsor Div Windsor, CT · Transportation Equipment 1.4K lbs reported
- Thomas Natural Gas Processing Plant Thomas, OK · Natural Gas Processing 1.4K lbs reported
- Cox Wood of Alabama Woodstock, AL · Wood Products 1.4K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
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 Xylene (mixed isomers), Certain glycol ethers, Naphthalene, Ethylbenzene; nearby reporters include Crown Cork & Seal Co (usa) Inc Crown Closure Div. Maple Manufacturing LLC stamps LIGHT volume · AIR pathway · CARC-MID 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 Maple Manufacturing LLC TRI extract (LIGHT · AIR · CARC-MID · lead Xylene (mixed isomers)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Maple Manufacturing LLC totals are self-reported EPCRA §313 estimates for Weirton, WV, latest year 2021. Form-R rows span 2019–2021 (3 years). NAICS 332431 · Fabricated Metals. 0.0% of Brooke TRI pounds in this extract. Nearest ABS peer: The Shyft Group Inc (Δ 0 lbs). Pounds ≠ exposure.
Maple Manufacturing LLC stamps LIGHT volume · AIR pathway · CARC-MID · lead Xylene (mixed isomers). 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