Klondex Holdings USA Inc
4 facilities · 1 state · 51.0K lbs total releases
According to the EPA Toxics Release Inventory, Klondex Holdings USA Inc is the reported parent of 4 Form R facilities across 1 state, disclosing 51.0K lbs of toxic releases. 2 of 21 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Nevada (51.0K lbs). Those TRI figures remain self-reported disclosure pounds for Klondex Holdings USA Inc, including carcinogen-flagged substances, not a measured public-health risk score.
TRI parent disclosure trail
Read Klondex Holdings USA Inc from filing to facility
Largest Form R sites under this parent: Midas Project; Aurora Mine; Fire Creek Mine; Hollister Mine. Neighbor parents on the disclosure ladder: Nevada Gold Mines LLC; Barrick Nevada Holding LLC. Largest disclosed chemicals by pounds: Vanadium compounds; Cyanide compounds; Lead And Lead Compounds; Copper compounds; Lead. Heaviest-reporting states in this extract: Nevada. Industry labels on the parent rollup: Metal Mining. Start from those named sites and neighbors rather than a generic parent blurb; pounds stay disclosure, not risk.
Largest Form R sites under this parent: Midas Project; Aurora Mine; Fire Creek Mine; Hollister Mine. Neighbor parents on the disclosure ladder: Nevada Gold Mines LLC; Barrick Nevada Holding LLC. Largest disclosed chemicals by pounds: Vanadium compounds; Cyanide compounds; Lead And Lead Compounds; Copper compounds; Lead. Heaviest-reporting states in this extract: Nevada. Industry labels on the parent rollup: Metal Mining.
Klondex Holdings USA Inc ranks #1,988 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Klondex Holdings USA Inc's TRI Form R footprint is concentrated in a single state (Nevada), so statewide context matters more than a multi-state portfolio read. Releases are facility-concentrated: Midas Project accounts for most of Klondex Holdings USA Inc's disclosed pounds, so peer comparisons should weight that site, not an even portfolio average.
Parent aggregation for Klondex Holdings USA Inc follows facility-reported names. Compare the named neighbors (Nevada Gold Mines LLC; Barrick Nevada Holding LLC) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Klondex Holdings USA Inc sits among TRI parents
Klondex Holdings USA Inc sits on a disclosure ladder beside Nevada Gold Mines LLC and Barrick Nevada Holding LLC. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- Nevada Gold Mines LLC · rank #1,986 · 1.3B lbs
- Barrick Nevada Holding LLC · rank #1,987 · 301.8M lbs
Largest chemicals disclosed by Klondex Holdings USA Inc
Vanadium compounds; Cyanide compounds; Lead And Lead Compounds; Copper compounds; Lead lead the Form R pound rollup for this parent, including filings such as Midas Project. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Vanadium compounds | 36.0K lbs |
| Cyanide compounds | 7.4K lbs |
| Lead And Lead Compounds | 3.6K lbs |
| Copper compounds | 2.1K lbs |
| Lead | 920 lbs |
Facilities (4)
| Facility | Releases |
|---|---|
| Midas Project Midas, NV | 42.1K lbs |
| Aurora Mine Hawthorne, NV | 4.1K lbs |
| Fire Creek Mine Battle Mountain, NV | 3.8K lbs |
| Hollister Mine Winnemucca, NV | 1.1K lbs |
Frequently Asked Questions
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Compare beyond the release ladder
Nationwide peers by disclosed pounds & facility count
Cross-portfolio TRI parents nearest Klondex Holdings USA Inc on total disclosed release pounds (51.0K lbs) and reporting facility count (4). Release-volume peers include International Wire Group Inc., Vesuvius USA Corp, Abb Motors & Mechanical Inc. Facility-count peers include A Stucki Holding Corp, Advanced Heat Treat Corp, Alleima USA LLC. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.
Similar disclosed release pounds
Nearest parents (≥3 facilities, ≥10k lbs) by absolute TRI disclosed pounds, not rank-adjacent ladder neighbors.
Similar facility count
Nearest parents by reporting-site count (deduped against the release-pound neighborhood).
About This Data
EPA TRI parent totals cover all media. This extract's heaviest states for the parent are Nevada; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Klondex Holdings USA Inc's TRI parent record
From Klondex Holdings USA Inc, open Midas Project or compare against Nevada Gold Mines LLC rather than reading rank alone.
- Open the largest Form R site for Klondex Holdings USA Inc (Midas Project in NV). Largest facility
- Compare against Barrick Nevada Holding LLC, the next-higher disclosed-volume parent. Higher-volume parent
- Browse the full parent release ranking to see where Klondex Holdings USA Inc sits among all slug-merged TRI parents. All parent companies
Rank and peers (Nevada Gold Mines LLC, Barrick Nevada Holding LLC) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Klondex Holdings USA Inc's record groups disclosed TRI parent-company filings so readers can compare reporting context without treating the total as a measure of risk.
Company release figures are computed directly from EPA Toxic Release Inventory data; source names and the record-linking method are documented in the methodology.
Primary sources
- EPA Toxics Release Inventory Basic Data Files - annual facility-level chemical-release disclosures
PlainEnviro renders public EPA records directly from its data pipeline; no figure on this page is typed in by an editor. See the editorial standards and corrections policy for how source changes and reported errors are handled.