EPA TRI Facility · Metal Mining

Borealis Mining Co LLC

Hawthorne, NV · Parent: Borealis Holding Co LLC

Total releases
120 lbs
Chemicals reported
4
Latest report
2023
Primary pathway
Air Releases

AIR Form-R mix

Borealis Mining Co LLC: how the 120 lbs splits

120 lbs across all reported pathways

  • Air Releases 116 lbs 96.8%
  • Land Disposal 4 lbs 3.2%

Borealis Mining Co LLC's 120 lbs Form-R total is AIR - air releases is 96.8% of the bar. Next segment: land disposal at 3.2%. Leading chemical by pounds: Propylene.

TRACE volume AIR pathway CLEAN

Borealis Mining Co LLC is an EPA Toxics Release Inventory reporter in Hawthorne, NV, in the metal mining sector. It reported 0 lbs of releases across 2 chemicals in 2023, and 120 lbs in total across its 2021-2023 reporting years. That ranks 16,368 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. Borealis Mining Co LLC is pounds #113 and chemical-count #64 at 120 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: Aurora Mine; US Army Hawthorne Army Depot New Bomb; US Army Hawthorne Army Depot Main Base; Isabella Pearl Mine (006-240-02). Similar-scale Metal Mining peers outside Nevada: Florence Copper; Sunshine Silver Mine; Mineral Park Mine; Manh Choh Mine Development. Largest disclosed chemicals by pounds: Propylene; Mercury compounds; Cyanide compounds; Nitric acid.

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Borealis Mining Co LLC stamps TRACE volume with a dominant AIR pathway (96.8% air releases) across 4 chemicals. Cumulative Form-R extract: 120 lbs (2021–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Florence Copper and Sunshine Silver Mine.

#16,368 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Borealis Mining Co LLC vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

120 lbs 37th percentile higher than 37% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

Borealis Mining Co LLC in the Metal Mining sector extract

Among the 103 Metal Mining facilities in this database, Borealis Mining Co LLC reports the 97th-largest volume (120 lbs). Scale peers outside Nevada include Florence Copper and Sunshine Silver Mine.

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

2022 → 2023
  • Borealis Mining Co LLC's total reported releases fell from 101 lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
  • Borealis Mining Co LLC's air releases fell from 100 lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
  • Borealis Mining Co LLC's chemicals reported fell from 4 in 2022 to 2 in 2023, based on EPA TRI filings.

Borealis Mining Co LLC Form-R facts

Sector
Metal Mining
TRACE volume
120 lbs
AIR pathway
Air Releases
CLEAN chem count
4
Lead chemical
Propylene

Compare this facility

See how Borealis Mining Co LLC stacks up against nearby facilities and the typical reporter.

Total reported releases
Borealis Mining Co LLC
120 lbs
Aurora Mine
4.1K lbs

97% less than the comparison

Chemicals reported
Borealis Mining Co LLC
4
Aurora Mine
1

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 Borealis Mining Co LLC releases toxic chemicals into the environment. Total: 120 lbs.

Air Releases 116 lbs (96.8%)
Land Disposal 4 lbs (3.2%)
View 3-Year Emissions Trend →

Emissions Trend Summary

From 2021 to 2023, total releases decreased by 99% (19 lbs to 0 lbs).

Borealis Mining Co LLC: annual Form-R pounds

TRACE site · AIR pathway · TRI years 2021–2023

million lbs

What this shows Borealis Mining Co LLC year-over-year reported totals (decreased by 99% from 2021 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: Propylene.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2021 19 lbs 4
2022 101 lbs 4
2023 0 lbs 2

Chemical Releases

Aggregated across all reporting years (2021–2023). Sorted by total release volume.

Chemical Total Flags
Propylene 115 lbs -
Mercury compounds 5 lbs -
Cyanide compounds 0 lbs -
Nitric acid 0 lbs -

Borealis Mining Co LLC · AIR-pathway site

Hawthorne, NV
38.4814, -118.7575
County TRI context
Mineral · 0.0% of county pounds
Parent company
Borealis Holding Co LLC

Similar Metal Mining Facilities

Other Metal Mining facilities with similar total release volumes (±80%), outside Nevada - e.g. Florence Copper, Sunshine Silver Mine, Mineral Park Mine.

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 Propylene, Mercury compounds, Cyanide compounds, Nitric acid; nearby reporters include Aurora Mine. Borealis Mining Co LLC 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 Borealis Mining Co LLC TRI extract (TRACE · AIR · CLEAN · lead Propylene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Borealis Mining Co LLC totals are self-reported EPCRA §313 estimates for Hawthorne, NV, latest year 2023. Form-R rows span 2021–2023 (3 years). NAICS 212221 · Metal Mining. 0.0% of Mineral TRI pounds in this extract. Nearest ABS peer: Continental Industries-Broken Arrow (Δ 0 lbs). Pounds ≠ exposure.

Borealis Mining Co LLC stamps TRACE volume · AIR pathway · CLEAN · lead Propylene. 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