EPA TRI Facility · Metal Mining
Mesquite Mine
Brawley, CA · Parent: Solius Holdco Inc
- Total releases
- 113.3K lbs
- Chemicals reported
- 6
- Latest report
- 2023
- Primary pathway
- Land Disposal
LAND Form-R mix
Mesquite Mine: how the 113.3K lbs splits
113.3K lbs across all reported pathways
- Land Disposal 83.8K lbs 73.9%
- Air Releases 29.5K lbs 26.1%
- Off-site Transfers 5 lbs <0.1%
Mesquite Mine's 113.3K lbs Form-R total is LAND - land disposal is 73.9% of the bar. Next segment: air releases at 26.1%. Leading chemical by pounds: Mercury compounds.
MID volume LAND pathway CLEAN
Mesquite Mine is an EPA Toxics Release Inventory reporter in Brawley, CA, in the metal mining sector. It reported 12.4K lbs of releases across 5 chemicals in 2023, and 113.3K lbs in total across its 2019-2023 reporting years. That ranks 4,330 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In California's 1,149 reporting TRI sites, pounds #1 is not chemical-count #1. Mesquite Mine is pounds #135 and chemical-count #164 at 113.3K lbs. Clean Harbors Buttonwillow LLC leads reported pounds (50.4M lbs) at 45 chemicals (chemical-count #2). Chevron Products Co Richmond Refinery leads chemical count at 46 chemicals (3.0M lbs, pounds #13). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Spreckels Sugar Co Inc.; US Navy Naval Air Facility el Centro; U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range; US Gypsum Co. Similar-scale Metal Mining peers outside California: Isabella Pearl Mine (006-240-02); Resolution Copper Mining; Nevada Gold Mines- Emigrant Mine; Materion Natural Resources Mine. Other Solius Holdco Inc sites in this extract: Equinox Gold Corp Castle Mountain Venture Castle Mountain. Largest disclosed chemicals by pounds: Mercury compounds; Mercury And Mercury Compounds; Propylene; Hydrogen cyanide.
Mesquite Mine stamps MID volume with a dominant LAND pathway (73.9% land disposal) across 6 chemicals. Cumulative Form-R extract: 113.3K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Isabella Pearl Mine (006-240-02) and Resolution Copper Mining.
Mesquite Mine vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
113K lbs Top 17% higher than 83% 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
Mesquite Mine in the Metal Mining sector extract
Among the 103 Metal Mining facilities in this database, Mesquite Mine reports the 75th-largest volume (113.3K lbs). Scale peers outside California include Isabella Pearl Mine (006-240-02) and Resolution Copper Mining.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Mesquite Mine's total reported releases fell from 27.0 thousand lb in 2022 to 12.4 thousand lb in 2023, based on EPA TRI filings.
- Mesquite Mine's land releases fell from 22.5 thousand lb in 2022 to 5.6 thousand lb in 2023, based on EPA TRI filings.
- Mesquite Mine's air releases rose from 4.5 thousand lb in 2022 to 6.8 thousand lb in 2023, based on EPA TRI filings.
Mesquite Mine Form-R facts
Compare this facility
See how Mesquite Mine stacks up against nearby facilities and the typical reporter.
81% less than the comparison
3.0× 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 Mesquite Mine releases toxic chemicals into the environment. Total: 113.3K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 51% (25.2K lbs to 12.4K lbs).
Mesquite Mine: annual Form-R pounds
MID site · LAND pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Mesquite Mine year-over-year reported totals (decreased by 51% 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: Mercury compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 25.2K lbs | 4 |
| 2020 | 19.3K lbs | 5 |
| 2021 | 29.5K lbs | 5 |
| 2022 | 27.0K lbs | 5 |
| 2023 | 12.4K lbs | 5 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Mercury compounds | 55.6K lbs | - |
| Mercury And Mercury Compounds | 23.1K lbs | - |
| Propylene | 12.0K lbs | - |
| Hydrogen cyanide | 11.4K lbs | - |
| Cyanide compounds | 6.1K lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 5.1K lbs | - |
Mesquite Mine · LAND-pathway site
Nearest TRI Facilities to Mesquite Mine
Closest other reporters in California - including Spreckels Sugar Co Inc., US Navy Naval Air Facility el Centro, U.S. Marine Corps Chocolate Mountains Aerial Gunnery Range, ordered by distance.
Showing 8 of 1,148 other reporting facilities in California.
Similar Metal Mining Facilities
Other Metal Mining facilities with similar total release volumes (±80%), outside California - e.g. Isabella Pearl Mine (006-240-02), Resolution Copper Mining, Nevada Gold Mines- Emigrant Mine.
Compare beyond California
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Mesquite Mine on cumulative reported pounds (113.3K lbs) and distinct chemical count (6). Release-pound peers include Owens Corning Roofing & Asphalt Lls Houston, Valmont - Tampa Galvanizing, US Medical Chemical Co. Chemical-count peers include Eaton Intelligent Power Ltd, Leoni Wire Inc, Turf Care Supply-Hatfield Plant. 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.
- Owens Corning Roofing & Asphalt Lls Houston Houston, TX · Petroleum 113.3K lbs reported
- Valmont - Tampa Galvanizing Tampa, FL · Fabricated Metals 113.4K lbs reported
- US Medical Chemical Co Honea Path, SC · Plastics and Rubber 113.3K lbs reported
- K-Z Inc. Shipshewana, IN · Transportation Equipment 113.3K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Solius Holdco Inc Facilities
Same-parent TRI sites ranked by reported releases - including Equinox Gold Corp Castle Mountain Venture Castle Mountain.
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 Mercury compounds, Mercury And Mercury Compounds, Propylene, Hydrogen cyanide; nearby reporters include Spreckels Sugar Co Inc.. Mesquite Mine stamps MID volume · LAND 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 Mesquite Mine TRI extract (MID · LAND · CLEAN · lead Mercury compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Mesquite Mine totals are self-reported EPCRA §313 estimates for Brawley, CA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 212221 · Metal Mining. 7.8% of Imperial TRI pounds in this extract. Nearest ABS peer: Owens Corning Roofing & Asphalt Lls Houston (Δ 16 lbs). Pounds ≠ exposure.
Mesquite Mine stamps MID volume · LAND pathway · CLEAN · lead Mercury compounds. 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