EPA TRI Facility · Metal Mining
Marigold Mining Co
Valmy, NV · Parent: Ssr US Holding
- Total releases
- 6.2M lbs
- Chemicals reported
- 7
- Latest report
- 2023
- Primary pathway
- Land Disposal
LAND Form-R mix
Marigold Mining Co: how the 6.2M lbs splits
6.2M lbs across all reported pathways
- Land Disposal 6.1M lbs 99.2%
- Air Releases 39.7K lbs 0.6%
- Off-site Transfers 6.8K lbs 0.1%
Marigold Mining Co's 6.2M lbs Form-R total is LAND - land disposal is 99.2% of the bar. Next segment: air releases at 0.6%. Leading chemical by pounds: Lead And Lead Compounds.
HEAVY volume LAND pathway CLEAN
Marigold Mining Co is an EPA Toxics Release Inventory reporter in Valmy, NV, in the metal mining sector. It reported 1.4M lbs of releases across 5 chemicals in 2023, and 6.2M lbs in total across its 2019-2023 reporting years. That ranks 340 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Nevada's 158 reporting TRI sites, pounds #1 is not chemical-count #1. Marigold Mining Co is pounds #13 and chemical-count #33 at 6.2M lbs. Nevada Gold Mines LLC - Goldstrike Mines Inc leads reported pounds (930.8M lbs) at 33 chemicals (chemical-count #2). US Ecology Nevada Inc. leads chemical count at 93 chemicals (41.2M lbs, pounds #8). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Sierra Pacific Power Co North Valmy Station; Goldcorp Dee LLC - Lone Tree Mine; Au-Reka Gold Corporation - McCoy Cove; Nevada Gold Mines LLC - Phoenix Mine. Similar-scale Metal Mining peers outside Nevada: Nyrstar Coy-Mine; Materion Natural Resources Inc Mill; Pend Oreille Mine; Nyrstar- Immel Mine. Largest disclosed chemicals by pounds: Lead And Lead Compounds; Lead compounds; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Mercury And Mercury Compounds.
Marigold Mining Co stamps HEAVY volume with a dominant LAND pathway (99.2% land disposal) across 7 chemicals. Cumulative Form-R extract: 6.2M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Nyrstar Coy-Mine and Materion Natural Resources Inc Mill.
Marigold Mining Co vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
6.2M lbs Top 1% higher than 99% 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
Marigold Mining Co in the Metal Mining sector extract
Among the 103 Metal Mining facilities in this database, Marigold Mining Co reports the 39th-largest volume (6.2M lbs). Scale peers outside Nevada include Nyrstar Coy-Mine and Materion Natural Resources Inc Mill.
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
- Marigold Mining Co's total reported releases rose from 1.3 million lb in 2022 to 1.4 million lb in 2023, based on EPA TRI filings.
- Marigold Mining Co's off-site transfers rose from 431 lb in 2022 to 2.2 thousand lb in 2023, based on EPA TRI filings.
- Marigold Mining Co's land releases rose from 1.3 million lb in 2022 to 1.3 million lb in 2023, based on EPA TRI filings.
Marigold Mining Co Form-R facts
Compare this facility
See how Marigold Mining Co stacks up against nearby facilities and the typical reporter.
8.2× 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 Marigold Mining Co releases toxic chemicals into the environment. Total: 6.2M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 52% (894.2K lbs to 1.4M lbs).
Marigold Mining Co: annual Form-R pounds
HEAVY site · LAND pathway · TRI years 2019–2023
- 2019
- 2020
- 2021
- 2022
- 2023
What this shows Marigold Mining Co year-over-year reported totals (increased by 52% 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 And Lead Compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 894.2K lbs | 5 |
| 2020 | 1.1M lbs | 5 |
| 2021 | 1.5M lbs | 5 |
| 2022 | 1.3M lbs | 5 |
| 2023 | 1.4M lbs | 5 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead And Lead Compounds | 3.3M lbs | - |
| Lead compounds | 1.6M lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 999.0K lbs | - |
| Mercury And Mercury Compounds | 201.3K lbs | - |
| Mercury compounds | 96.5K lbs | - |
| Propylene | 32.8K lbs | - |
| Cyanide compounds | 6.6K lbs | - |
Marigold Mining Co · LAND-pathway site
Nearest TRI Facilities to Marigold Mining Co
Closest other reporters in Nevada - including Sierra Pacific Power Co North Valmy Station, Goldcorp Dee LLC - Lone Tree Mine, Au-Reka Gold Corporation - McCoy Cove, ordered by distance.
Showing 8 of 157 other reporting facilities in Nevada.
Similar Metal Mining Facilities
Other Metal Mining facilities with similar total release volumes (±80%), outside Nevada - e.g. Nyrstar Coy-Mine, Materion Natural Resources Inc Mill, Pend Oreille Mine.
Compare beyond Nevada
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Marigold Mining Co on cumulative reported pounds (6.2M lbs) and distinct chemical count (7). Release-pound peers include Kraton Corp, Louisville Gas & Electric Co. - Trimble County Station, Nyrstar Coy-Mine. 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.
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 Lead And Lead Compounds, Lead compounds, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Mercury And Mercury Compounds; nearby reporters include Sierra Pacific Power Co North Valmy Station. Marigold Mining Co stamps HEAVY 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 Marigold Mining Co TRI extract (HEAVY · LAND · CLEAN · lead Lead And Lead Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Marigold Mining Co totals are self-reported EPCRA §313 estimates for Valmy, NV, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 212221 · Metal Mining. 3.3% of Humboldt TRI pounds in this extract. Nearest ABS peer: Kraton Corp (Δ 7.2K lbs). Pounds ≠ exposure.
Marigold Mining Co stamps HEAVY volume · LAND pathway · CLEAN · lead Lead And 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