EPA TRI Facility · Metal Mining
Dv Natural Resources--Briggs Mine
Trona, CA · Parent: Dv Natural Resources LLC
- Total releases
- 4 lbs
- Chemicals reported
- 4
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Dv Natural Resources--Briggs Mine: how the 4 lbs splits
4 lbs across all reported pathways
- Air Releases 4 lbs 100.0%
- Land Disposal 0 lbs <0.1%
Dv Natural Resources--Briggs Mine's 4 lbs Form-R total is AIR - air releases is 100.0% of the bar. Next segment: land disposal at <0.1%. Leading chemical by pounds: Lead compounds.
TRACE volume AIR pathway CLEAN
Dv Natural Resources--Briggs Mine is an EPA Toxics Release Inventory reporter in Trona, CA, in the metal mining sector. It reported 4 lbs of releases across 4 chemicals, summed over every year it filed. That ranks 19,155 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. Dv Natural Resources--Briggs Mine is pounds #1019 and chemical-count #360 at 4 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). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: U.S. Dod Naws China Lake; US Army Fort Irwin National Training Center; U.S. Marine Corps Logistics Base Barstow Nebo Range; Marine Corps Logistics Base Barstow Yermo Annex. Similar-scale Metal Mining peers outside California: Vibrantz Minerals LLC. Largest disclosed chemicals by pounds: Lead compounds; Lead And Lead Compounds; Mercury; Ammonia.
Dv Natural Resources--Briggs Mine stamps TRACE volume with a dominant AIR pathway (100.0% air releases) across 4 chemicals. Cumulative Form-R extract: 4 lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Vibrantz Minerals LLC.
Dv Natural Resources--Briggs Mine vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
4 lbs 26th percentile higher than 26% 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
Dv Natural Resources--Briggs Mine inside Inyo's TRI pounds
Among the 103 Metal Mining facilities in this database, Dv Natural Resources--Briggs Mine reports the 103rd-largest volume (4 lbs). This one site accounts for 100% of every pound reported in Inyo. Scale peers outside California include Vibrantz Minerals LLC.
County-dominant here means ≥25% of Inyo's reported pounds (4 lbs county total). Shares only print when the site reports ≥1,000 lbs.
Dv Natural Resources--Briggs Mine Form-R facts
Compare this facility
See how Dv Natural Resources--Briggs Mine stacks up against nearby facilities and the typical reporter.
100% less than the comparison
33% 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 Dv Natural Resources--Briggs Mine releases toxic chemicals into the environment. Total: 4 lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 100% (1 lbs to 0 lbs).
Dv Natural Resources--Briggs Mine: annual Form-R pounds
TRACE site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Dv Natural Resources--Briggs Mine year-over-year reported totals (decreased by 100% 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: Lead compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1 lbs | 3 |
| 2020 | 1 lbs | 3 |
| 2021 | 1 lbs | 3 |
| 2022 | 0 lbs | 3 |
| 2023 | 0 lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead compounds | 2 lbs | - |
| Lead And Lead Compounds | 1 lbs | - |
| Mercury | 1 lbs | - |
| Ammonia | 0 lbs | - |
Dv Natural Resources--Briggs Mine · AIR-pathway site
Nearest TRI Facilities to Dv Natural Resources--Briggs Mine
Closest other reporters in California - including U.S. Dod Naws China Lake, US Army Fort Irwin National Training Center, U.S. Marine Corps Logistics Base Barstow Nebo 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. Vibrantz Minerals LLC.
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 Lead compounds, Lead And Lead Compounds, Mercury, Ammonia; nearby reporters include U.S. Dod Naws China Lake. Dv Natural Resources--Briggs Mine 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 Dv Natural Resources--Briggs Mine TRI extract (TRACE · AIR · CLEAN · lead Lead compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Dv Natural Resources--Briggs Mine totals are self-reported EPCRA §313 estimates for Trona, CA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 212221 · Metal Mining. 100% of Inyo TRI pounds in this extract. Nearest ABS peer: Western Emulsions North Woods Cross (Δ 0 lbs). Pounds ≠ exposure.
Dv Natural Resources--Briggs Mine stamps TRACE volume · AIR pathway · CLEAN · lead Lead 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