EPA TRI Facility · Metal Mining
U.S. Silver - Idaho Inc
Wallace, ID
- Total releases
- 18.8M lbs
- Chemicals reported
- 16
- Carcinogens
- 2
- Primary pathway
- Land Disposal
LAND Form-R mix
U.S. Silver - Idaho Inc: how the 18.8M lbs splits
18.8M lbs across all reported pathways
- Land Disposal 18.8M lbs 100.0%
- Air Releases 898 lbs <0.1%
- Water Discharges 314 lbs <0.1%
U.S. Silver - Idaho Inc's 18.8M lbs Form-R total is LAND - land disposal is 100.0% of the bar. Next segment: air releases at <0.1%. 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-LEAN
U.S. Silver - Idaho Inc is an EPA Toxics Release Inventory reporter in Wallace, ID, in the metal mining sector. It reported 3.4M lbs of releases across 9 chemicals in 2023, and 18.8M lbs in total across its 2019-2023 reporting years. That ranks 107 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Idaho's 123 reporting TRI sites, pounds #1 is not chemical-count #1. U.S. Silver - Idaho Inc is pounds #4 and chemical-count #6 at 18.8M lbs. Hecla Ltd Lucky Friday Mine Unit leads reported pounds (58.7M lbs) at 10 chemicals (chemical-count #9). US Ecology Idaho Inc. leads chemical count at 75 chemicals (10.2M lbs, pounds #6). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Sunshine Silver Mine; Hecla Ltd Lucky Friday Mine Unit; US EPA Fund-Lead Superfund Site/bunker Hill Ctp; Spunstrand Inc.. Similar-scale Metal Mining peers outside Idaho: Freeport-McMoran Bagdad Inc; Fletcher Mine/mill; Nystar Gordonsville Mine & Mill; Asarco LLC Mission Complex. Largest disclosed chemicals by pounds: Manganese And Manganese Compounds; Manganese compounds; Lead And Lead Compounds; Arsenic And Arsenic Compounds.
U.S. Silver - Idaho Inc stamps HEAVY volume with a dominant LAND pathway (100.0% land disposal) across 16 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 18.8M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Freeport-McMoran Bagdad Inc and Fletcher Mine/mill.
U.S. Silver - Idaho Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
19M 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
U.S. Silver - Idaho Inc in the Metal Mining sector extract
Among the 103 Metal Mining facilities in this database, U.S. Silver - Idaho Inc reports the 27th-largest volume (18.8M lbs). Scale peers outside Idaho include Freeport-McMoran Bagdad Inc and Fletcher Mine/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
- U.S. Silver - Idaho Inc's water releases rose from 76 lb in 2022 to 90 lb in 2023, based on EPA TRI filings.
- U.S. Silver - Idaho Inc's air releases fell from 173 lb in 2022 to 157 lb in 2023, based on EPA TRI filings.
U.S. Silver - Idaho Inc Form-R facts
Compare this facility
See how U.S. Silver - Idaho Inc stacks up against nearby facilities and the typical reporter.
740830.0× more than the comparison
2.7× 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 U.S. Silver - Idaho Inc releases toxic chemicals into the environment. Total: 18.8M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 35% (5.3M lbs to 3.4M lbs).
U.S. Silver - Idaho Inc: annual Form-R pounds
HEAVY site · LAND pathway · TRI years 2019–2023
- 2019
- 2020
- 2021 1
- 2022
- 2023
What this shows U.S. Silver - Idaho Inc year-over-year reported totals (decreased by 35% 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 | 5.3M lbs | 7 |
| 2020 | 5.5M lbs | 7 |
| 2021 | 1.2M lbs | 8 |
| 2022 | 3.4M lbs | 9 |
| 2023 | 3.4M lbs | 9 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 2 of 16 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Manganese And Manganese Compounds | 7.9M lbs | - |
| Manganese compounds | 6.7M lbs | - |
| Lead And Lead Compounds | 2.5M lbs | - |
| Arsenic And Arsenic Compounds | 821.6K lbs | Carcinogen |
| Copper compounds | 401.8K lbs | - |
| Antimony And Antimony Compounds | 172.6K lbs | - |
| Copper And Copper Compounds | 151.6K lbs | - |
| Lead compounds | 95.1K lbs | - |
| Zinc compounds | 85.1K lbs | - |
| Antimony compounds | 21.8K lbs | - |
| Silver And Silver Compounds | 11.2K lbs | - |
| Mercury compounds | 9.0K lbs | - |
| Silver compounds | 3.9K lbs | - |
| Chromium | 1.3K lbs | - |
| Nickel | 1.3K lbs | Carcinogen |
| Mercury And Mercury Compounds | 23 lbs | - |
U.S. Silver - Idaho Inc · LAND-pathway site
Nearest TRI Facilities to U.S. Silver - Idaho Inc
Closest other reporters in Idaho - including Sunshine Silver Mine, Hecla Ltd Lucky Friday Mine Unit, US EPA Fund-Lead Superfund Site/bunker Hill Ctp, ordered by distance.
Showing 8 of 122 other reporting facilities in Idaho.
Similar Metal Mining Facilities
Other Metal Mining facilities with similar total release volumes (±80%), outside Idaho - e.g. Freeport-McMoran Bagdad Inc, Fletcher Mine/mill, Nystar Gordonsville Mine & Mill.
Compare beyond Idaho
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest U.S. Silver - Idaho Inc on cumulative reported pounds (18.8M lbs) and distinct chemical count (16). Release-pound peers include Smithfield Fresh Meats Corp - Tar Heel, Freeport-McMoran Bagdad Inc, Uss-Clairton Plant. Chemical-count peers include Surpass Chemical Co. Inc., The Federal Metal Co, Wheelabrator Frackville Energy Co 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).
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, Manganese compounds, Lead And Lead Compounds, Arsenic And Arsenic Compounds; nearby reporters include Sunshine Silver Mine. U.S. Silver - Idaho Inc stamps HEAVY volume · LAND pathway · CARC-LEAN 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 U.S. Silver - Idaho Inc TRI extract (HEAVY · LAND · CARC-LEAN · lead Manganese And Manganese Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
U.S. Silver - Idaho Inc totals are self-reported EPCRA §313 estimates for Wallace, ID, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 212222 · Metal Mining. 23.2% of Shoshone TRI pounds in this extract. Nearest ABS peer: Smithfield Fresh Meats Corp - Tar Heel (Δ 29.3K lbs). Pounds ≠ exposure.
U.S. Silver - Idaho Inc stamps HEAVY volume · LAND pathway · CARC-LEAN · 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