EPA TRI Facility · Wood Products
Desoto Treated Materials Inc
Wiggins, MS
- Total releases
- 42.4K lbs
- Chemicals reported
- 9
- Carcinogens
- 3
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Desoto Treated Materials Inc: how the 42.4K lbs splits
42.4K lbs across all reported pathways
- Off-site Transfers 41.9K lbs 98.8%
- Water Discharges 474 lbs 1.1%
- Air Releases 40 lbs 0.1%
- Land Disposal 0 lbs <0.1%
Desoto Treated Materials Inc's 42.4K lbs Form-R total is OFFSITE - off-site transfers is 98.8% of the bar. Next segment: water discharges at 1.1%. Leading chemical by pounds: Creosote.
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 CARC-HEAVY
Desoto Treated Materials Inc is an EPA Toxics Release Inventory reporter in Wiggins, MS, in the wood products sector. It reported 24.6K lbs of releases across 5 chemicals in 2023, and 42.4K lbs in total across its 2019-2023 reporting years. That ranks 6,495 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. Desoto Treated Materials Inc is pounds #126 and chemical-count #33 at 42.4K 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: Stella-Jones Corp; Hood Industries Inc.; Carpenter Pole & Piling Co. Inc.; Hardy Technologies LLC. Similar-scale Wood Products peers outside Mississippi: Eugene Ewp Plant; Boise Cascade Wood Products; Thunderbolt Wood Treating; Canfor Southern Pine-Darlington Plant. Largest disclosed chemicals by pounds: Creosote; Arsenic compounds; Chromium compounds (except for chromite ore mined in the Transvaal Region); Copper compounds.
Desoto Treated Materials Inc stamps LIGHT volume with a dominant OFFSITE pathway (98.8% off-site transfers) across 9 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 42.4K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Eugene Ewp Plant and Boise Cascade Wood Products.
Desoto Treated Materials Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
42K lbs Top 25% higher than 75% 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
Desoto Treated Materials Inc inside Stone's TRI pounds
Among the 823 Wood Products facilities in this database, Desoto Treated Materials Inc reports the 188th-largest volume, placing it in the top 22.8% of its sector. This one site accounts for 89.0% of every pound reported in Stone. Carcinogen-classified chemicals make up 67.6% of the reported pounds, not just of the chemical count. Scale peers outside Mississippi include Eugene Ewp Plant and Boise Cascade Wood Products.
County-dominant here means ≥25% of Stone's reported pounds (47.7K lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Desoto Treated Materials Inc's total reported releases rose from 3.2 thousand lb in 2022 to 24.6 thousand lb in 2023, based on EPA TRI filings.
- Desoto Treated Materials Inc's off-site transfers rose from 3.2 thousand lb in 2022 to 24.6 thousand lb in 2023, based on EPA TRI filings.
- Desoto Treated Materials Inc's chemicals reported rose from 4 in 2022 to 5 in 2023, based on EPA TRI filings.
Desoto Treated Materials Inc Form-R facts
Compare this facility
See how Desoto Treated Materials Inc stacks up against nearby facilities and the typical reporter.
10.8× 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 Desoto Treated Materials Inc releases toxic chemicals into the environment. Total: 42.4K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 374% (5.2K lbs to 24.6K lbs).
Desoto Treated Materials Inc: 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 Desoto Treated Materials Inc year-over-year reported totals (increased by 374% 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: Creosote.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 5.2K lbs | 4 |
| 2020 | 6.2K lbs | 4 |
| 2021 | 3.2K lbs | 4 |
| 2022 | 3.2K lbs | 4 |
| 2023 | 24.6K lbs | 5 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 3 of 9 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Creosote | 19.1K lbs | Carcinogen |
| Arsenic compounds | 6.2K lbs | Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 5.3K lbs | - |
| Copper compounds | 3.5K lbs | - |
| Arsenic And Arsenic Compounds | 3.4K lbs | Carcinogen |
| Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 3.0K lbs | - |
| Copper And Copper Compounds | 2.0K lbs | - |
| Lead compounds | 12 lbs | - |
| Lead And Lead Compounds | 8 lbs | - |
Desoto Treated Materials Inc · OFFSITE-pathway site
Nearest TRI Facilities to Desoto Treated Materials Inc
Closest other reporters in Mississippi - including Stella-Jones Corp, Hood Industries Inc., Carpenter Pole & Piling Co. Inc., ordered by distance.
Showing 8 of 327 other reporting facilities in Mississippi.
Similar Wood Products Facilities
Other Wood Products facilities with similar total release volumes (±80%), outside Mississippi - e.g. Eugene Ewp Plant, Boise Cascade Wood Products, Thunderbolt Wood Treating.
Compare beyond Mississippi
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Desoto Treated Materials Inc on cumulative reported pounds (42.4K lbs) and distinct chemical count (9). Release-pound peers include Dillon Manufacturing, Caterpillar Inc, A-Gas US Inc. Chemical-count peers include Viatris Pharmaceuticals LLC, Prepa - San Juan Steam Plant, Solutia Inc. 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).
- Viatris Pharmaceuticals LLC Barceloneta, PR · Chemicals 9 chemicals
- Prepa - San Juan Steam Plant Puerto Nuevo, PR · Electric Utilities 9 chemicals
- Solutia Inc Springfield, MA · Plastics and Rubber 9 chemicals
- O'Connell Oil Co Merrill Road Facility Pittsfield, MA · Petroleum Bulk Terminals 9 chemicals
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 Creosote, Arsenic compounds, Chromium compounds (except for chromite ore mined in the Transvaal Region), Copper compounds; nearby reporters include Stella-Jones Corp. Desoto Treated Materials Inc stamps LIGHT volume · OFFSITE pathway · CARC-HEAVY 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 Desoto Treated Materials Inc TRI extract (LIGHT · OFFSITE · CARC-HEAVY · lead Creosote) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Desoto Treated Materials Inc totals are self-reported EPCRA §313 estimates for Wiggins, MS, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 321114 · Wood Products. 89.0% of Stone TRI pounds in this extract. Nearest ABS peer: Dillon Manufacturing (Δ 2 lbs). Pounds ≠ exposure.
Desoto Treated Materials Inc stamps LIGHT volume · OFFSITE pathway · CARC-HEAVY · lead Creosote. 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