EPA TRI Facility · Metal Mining
Smoky Valley Common Operation
Round Mountain, NV · Parent: Kinross Gold Corp (usa) Inc
- Total releases
- 58.4M lbs
- Chemicals reported
- 20
- Carcinogens
- 4
- Primary pathway
- Land Disposal
LAND Form-R mix
Smoky Valley Common Operation: how the 58.4M lbs splits
58.4M lbs across all reported pathways
- Land Disposal 58.2M lbs 99.7%
- Air Releases 148.5K lbs 0.3%
- Off-site Transfers 26.6K lbs <0.1%
Smoky Valley Common Operation's 58.4M lbs Form-R total is LAND - land disposal is 99.7% of the bar. Next segment: air releases at 0.3%. Leading chemical by pounds: Manganese And Manganese Compounds.
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.
HEAVY volume LAND pathway CARC-MID
Smoky Valley Common Operation is an EPA Toxics Release Inventory reporter in Round Mountain, NV, in the metal mining sector. It reported 5.7M lbs of releases across 15 chemicals in 2023, and 58.4M lbs in total across its 2019-2023 reporting years. That ranks 31 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. Smoky Valley Common Operation is pounds #7 and chemical-count #9 at 58.4M 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 fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Isabella Pearl Mine (006-240-02); Tonopah Test Range Operations Office; US Naval Air Station Fallon Bravo 17; Albemarle U.S. Inc.. Similar-scale Metal Mining peers outside Nevada: Hecla Ltd Lucky Friday Mine Unit; Buick Mine/mill; Pinto Valley Mine; Nyrstar Clarksville Inc. Other Kinross Gold Corp (usa) Inc sites in this extract: Fort Knox Mine; Bald Mountain Mine; Kg Mining (bald Mountain) Inc South Operations Area (soa); Apma 9156-GIL Exploration Site. Largest disclosed chemicals by pounds: Manganese And Manganese Compounds; Arsenic compounds; Lead compounds; Zinc compounds.
Smoky Valley Common Operation stamps HEAVY volume with a dominant LAND pathway (99.7% land disposal) across 20 chemicals · 4 carcinogen-classified. Cumulative Form-R extract: 58.4M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Hecla Ltd Lucky Friday Mine Unit and Buick Mine/mill.
Smoky Valley Common Operation vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
58M lbs Top 1% higher than 100% 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
Smoky Valley Common Operation inside Nye's TRI pounds
Among the 103 Metal Mining facilities in this database, Smoky Valley Common Operation reports the 14th-largest volume, placing it in the top 13.6% of its sector. This one site accounts for 58.1% of every pound reported in Nye. Scale peers outside Nevada include Hecla Ltd Lucky Friday Mine Unit and Buick Mine/mill.
County-dominant here means ≥25% of Nye's reported pounds (100.5M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Smoky Valley Common Operation's total reported releases fell from 13.4 million lb in 2022 to 5.7 million lb in 2023, based on EPA TRI filings.
- Smoky Valley Common Operation's land releases fell from 13.4 million lb in 2022 to 5.7 million lb in 2023, based on EPA TRI filings.
- Smoky Valley Common Operation's off-site transfers rose from 4.8 thousand lb in 2022 to 5.9 thousand lb in 2023, based on EPA TRI filings.
- Smoky Valley Common Operation's air releases fell from 31.7 thousand lb in 2022 to 25.5 thousand lb in 2023, based on EPA TRI filings.
Smoky Valley Common Operation Form-R facts
Compare this facility
See how Smoky Valley Common Operation stacks up against nearby facilities and the typical reporter.
773.3× more than the comparison
4.0× 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 Smoky Valley Common Operation releases toxic chemicals into the environment. Total: 58.4M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 44% (10.2M lbs to 5.7M lbs).
Smoky Valley Common Operation: annual Form-R pounds
HEAVY site · LAND pathway · TRI years 2019–2023
- 2019
- 2020
- 2021 6
- 2022
- 2023 6
What this shows Smoky Valley Common Operation year-over-year reported totals (decreased by 44% 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: Manganese And Manganese Compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 10.2M lbs | 14 |
| 2020 | 22.7M lbs | 16 |
| 2021 | 6.4M lbs | 14 |
| 2022 | 13.4M lbs | 14 |
| 2023 | 5.7M lbs | 15 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 4 of 20 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Manganese And Manganese Compounds | 24.7M lbs | - |
| Arsenic compounds | 22.2M lbs | Carcinogen |
| Lead compounds | 3.6M lbs | - |
| Zinc compounds | 2.5M lbs | - |
| Copper And Copper Compounds | 1.4M lbs | - |
| Lead And Lead Compounds | 907.1K lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 893.2K lbs | - |
| Vanadium compounds | 490.0K lbs | - |
| Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | 401.0K lbs | - |
| Silver And Silver Compounds | 326.4K lbs | - |
| Nickel compounds | 270.0K lbs | Carcinogen |
| Cyanide compounds | 179.0K lbs | - |
| Mercury compounds | 146.1K lbs | - |
| Chromium | 120.0K lbs | - |
| Hydrogen cyanide | 70.0K lbs | - |
| Ammonia | 62.4K lbs | - |
| Propylene | 30.9K lbs | - |
| Nickel | 7.8K lbs | Carcinogen |
| Dioxin and dioxin-like compounds | 0 lbs | Carcinogen |
| Nitric acid | 0 lbs | - |
Smoky Valley Common Operation · LAND-pathway site
Nearest TRI Facilities to Smoky Valley Common Operation
Closest other reporters in Nevada - including Isabella Pearl Mine (006-240-02), Tonopah Test Range Operations Office, US Naval Air Station Fallon Bravo 17, 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. Hecla Ltd Lucky Friday Mine Unit, Buick Mine/mill, Pinto Valley Mine.
Compare beyond Nevada
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Smoky Valley Common Operation on cumulative reported pounds (58.4M lbs) and distinct chemical count (20). Release-pound peers include Hecla Ltd Lucky Friday Mine Unit, Chemours Delisle Plant, Sand Hills Gas Plant. Chemical-count peers include Pixelle Specialty Solutions, Chemours Chambers Works, Fisher Scientific Co. L.L.C.. 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.
- Hecla Ltd Lucky Friday Mine Unit Mullan, ID · Metal Mining 58.7M lbs reported
- Chemours Delisle Plant Pass Christian, MS · Chemicals 59.0M lbs reported
- Sand Hills Gas Plant Crane, TX · Natural Gas Processing 60.7M lbs reported
- Tm Deer Park Services LP Deer Park, TX · Hazardous Waste 63.0M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Kinross Gold Corp (usa) Inc Facilities
Same-parent TRI sites ranked by reported releases - including Fort Knox Mine, Bald Mountain Mine, Kg Mining (bald Mountain) Inc South Operations Area (soa).
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 Manganese And Manganese Compounds, Arsenic compounds, Lead compounds, Zinc compounds; nearby reporters include Isabella Pearl Mine (006-240-02). Smoky Valley Common Operation stamps HEAVY volume · LAND pathway · CARC-MID 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 Smoky Valley Common Operation TRI extract (HEAVY · LAND · CARC-MID · lead Manganese And Manganese Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Smoky Valley Common Operation totals are self-reported EPCRA §313 estimates for Round Mountain, NV, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 212221 · Metal Mining. 58.1% of Nye TRI pounds in this extract. Nearest ABS peer: Hecla Ltd Lucky Friday Mine Unit (Δ 336.1K lbs). Pounds ≠ exposure.
Smoky Valley Common Operation stamps HEAVY volume · LAND pathway · CARC-MID · lead Manganese And Manganese 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