EPA TRI Facility · Fabricated Metals
Olin Winchester LLC
Oxford, MS
- Total releases
- 100.0K lbs
- Chemicals reported
- 10
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Olin Winchester LLC: how the 100.0K lbs splits
100.0K lbs across all reported pathways
- Off-site Transfers 91.8K lbs 91.8%
- Air Releases 8.2K lbs 8.2%
Olin Winchester LLC's 100.0K lbs Form-R total is OFFSITE - off-site transfers is 91.8% of the bar. Next segment: air releases at 8.2%. Leading chemical by pounds: Copper.
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 OFFSITE pathway TRACE-CARC
Olin Winchester LLC is an EPA Toxics Release Inventory reporter in Oxford, MS, in the fabricated metals sector. It reported 34.2K lbs of releases across 8 chemicals in 2023, and 100.0K lbs in total across its 2019-2023 reporting years. That ranks 4,586 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Mississippi's 328 reporting TRI sites, pounds #1 is not chemical-count #1. Olin Winchester LLC is pounds #95 and chemical-count #26 at 100.0K lbs. Tronox LLC leads reported pounds (64.0M lbs) at 17 chemicals (chemical-count #12). Chevron Products Co Pascagoula Refinery leads chemical count at 46 chemicals (7.4M lbs, pounds #9). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Smw Manufacturing; B & B Concrete Co Inc Oxford Div; Mmc Materials Inc - Oxford; Crown Beverage Packaging. Similar-scale Fabricated Metals peers outside Mississippi: Hydro Extrusion Portland Inc. - Coatings Div; Phillips Plating Corp; Advanced Plating Technologies; Madden Galvanizing LLC. Largest disclosed chemicals by pounds: Copper; Lead And Lead Compounds; Nonylphenol Ethoxylates; Lead compounds.
Olin Winchester LLC stamps LIGHT volume with a dominant OFFSITE pathway (91.8% off-site transfers) across 10 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 100.0K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Hydro Extrusion Portland Inc. - Coatings Div and Phillips Plating Corp.
Olin Winchester LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
100K lbs Top 18% higher than 82% 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
Olin Winchester LLC inside Lafayette's TRI pounds
Among the 3,421 Fabricated Metals facilities in this database, Olin Winchester LLC reports the 457th-largest volume, placing it in the top 13.4% of its sector. This one site accounts for more than 99.9% of every pound reported in Lafayette. Its reported volume is concentrated rather than spread: Copper alone is 70.7% of the total. Scale peers outside Mississippi include Hydro Extrusion Portland Inc. - Coatings Div and Phillips Plating Corp.
County-dominant here means ≥25% of Lafayette's reported pounds (100.1K lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Olin Winchester LLC's total reported releases rose from 29.8 thousand lb in 2022 to 34.2 thousand lb in 2023, based on EPA TRI filings.
- Olin Winchester LLC's air releases fell from 2.2 thousand lb in 2022 to 627 lb in 2023, based on EPA TRI filings.
- Olin Winchester LLC's off-site transfers rose from 27.6 thousand lb in 2022 to 33.6 thousand lb in 2023, based on EPA TRI filings.
- Olin Winchester LLC's chemicals reported fell from 9 in 2022 to 8 in 2023, based on EPA TRI filings.
Olin Winchester LLC Form-R facts
Compare this facility
See how Olin Winchester LLC stacks up against nearby facilities and the typical reporter.
1441.6× more than the comparison
3.3× 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 Olin Winchester LLC releases toxic chemicals into the environment. Total: 100.0K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 186% (12.0K lbs to 34.2K lbs).
Olin Winchester LLC: annual Form-R pounds
LIGHT site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Olin Winchester LLC year-over-year reported totals (increased by 186% 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: Copper.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 12.0K lbs | 9 |
| 2020 | 11.4K lbs | 9 |
| 2021 | 12.6K lbs | 9 |
| 2022 | 29.8K lbs | 9 |
| 2023 | 34.2K lbs | 8 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 10 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Copper | 70.7K lbs | - |
| Lead And Lead Compounds | 9.7K lbs | - |
| Nonylphenol Ethoxylates | 7.9K lbs | - |
| Lead compounds | 6.4K lbs | - |
| Antimony | 4.1K lbs | - |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 1.1K lbs | - |
| Arsenic | 51 lbs | Carcinogen |
| Dibutyl phthalate | 0 lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0 lbs | - |
| Nitroglycerin | 0 lbs | - |
Olin Winchester LLC · OFFSITE-pathway site
Nearest TRI Facilities to Olin Winchester LLC
Closest other reporters in Mississippi - including Smw Manufacturing, B & B Concrete Co Inc Oxford Div, Mmc Materials Inc - Oxford, ordered by distance.
Showing 8 of 327 other reporting facilities in Mississippi.
Similar Fabricated Metals Facilities
Other Fabricated Metals facilities with similar total release volumes (±80%), outside Mississippi - e.g. Hydro Extrusion Portland Inc. - Coatings Div, Phillips Plating Corp, Advanced Plating Technologies.
Compare beyond Mississippi
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Olin Winchester LLC on cumulative reported pounds (100.0K lbs) and distinct chemical count (10). Release-pound peers include Shamrock Foods Dairy Div, Kosei St Marys Corp, Precision Pulley & Idler Inc. Chemical-count peers include Harris Paints Corp., Saint Thomas Bulk Terminal, Total Guaynabo Bulk Terminal. 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.
- Shamrock Foods Dairy Div Verona, VA · Food 100.0K lbs reported
- Kosei St Marys Corp Saint Marys, OH · Transportation Equipment 99.9K lbs reported
- Precision Pulley & Idler Inc Lenox, IA · Machinery 100.0K lbs reported
- Hydro Extrusion Portland Inc. - Coatings Div Portland, OR · Fabricated Metals 100.0K 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 Copper, Lead And Lead Compounds, Nonylphenol Ethoxylates, Lead compounds; nearby reporters include Smw Manufacturing. Olin Winchester LLC stamps LIGHT volume · OFFSITE 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 Olin Winchester LLC TRI extract (LIGHT · OFFSITE · TRACE-CARC · lead Copper) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Olin Winchester LLC totals are self-reported EPCRA §313 estimates for Oxford, MS, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 332992 · Fabricated Metals. more than 99.9% of Lafayette TRI pounds in this extract. Nearest ABS peer: Shamrock Foods Dairy Div (Δ 55 lbs). Pounds ≠ exposure.
Olin Winchester LLC stamps LIGHT volume · OFFSITE pathway · TRACE-CARC · lead Copper. 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