Thacker Pass

Public-record history compiled by Great Basin Brief. 11 records · 2 NDEP permits.

Operator: Lithium Nevada Corp. (subsidiary of Lithium Americas Corp.)
Attributed from: NDEP/DCNR announcement of air, water and mining permits issued for the Thacker Pass mine; permittee also named in Lithium Americas Corp. Form 20-F (SEC).
First record seen: 2026-09-11 · Most recent record: 2026-08-17
Next deadline on the record: none open

Money on the record: 10 financing or federal-award records below. A company filing that names this project does not mean that company operates it.

Permit registry (NDEP, current permit status)

PermitBranchPermit statusPhysical status / typeEffectiveExpiresSource
0415 Reclamation Active Projects Mine agency record
NEV2020104 Regulation (Water Pollution Control) Currently Active Not Yet Built 2022-03-02 2027-03-01 agency record

From the Nevada Division of Environmental Protection, Bureau of Mining Regulation and Reclamation permit registry. Each “agency record” link re-runs the exact query for that one permit against the agency’s own service, so every line here is checkable. The registry publishes no operating-company column.

Permits on file (NDEP)

Nevada Division of Environmental Protection notices from the Bureau of Mining Regulation and Reclamation and the Bureau of Water Pollution Control — notice of proposed action, notice of decision, certification request — against a water pollution control permit (NEV-numbered) or a reclamation permit. These notices name the permittee, which is the one place the operating company reliably appears.

Record dateDeadlineSourceTypeDocumentFirst seen
2026-08-17 2026-09-18 NDEP public notices Notice of Proposed Action Notice of Proposed Action - BWPC - Thacker Pass
Deadline stated in the agency document: “Public comment is open until 5:00 PM on 9/18/26.”
2026-09-11

Financings (SEC)

Form D private-placement notices and EDGAR filings. A filing that names this project does not mean the filer operates it; the operator is stated above only where a public document names it.

Record dateDeadlineSourceTypeDocumentFirst seen
2026-08-13 SEC EDGAR filing SEC 8-K LITHIUM AMERICAS CORP. - 8-K filing naming Thacker Pass
Found by EDGAR full-text search for the exact phrase "Thacker Pass". A filing that names a project does not establish who operates it: royalty holders, joint-venture partners and prospective acquirers all name projects they do not operate. No operator is inferred from this record.
2026-09-11
2026-08-13 SEC EDGAR filing SEC 10-Q LITHIUM AMERICAS CORP. - 10-Q filing naming Thacker Pass
Found by EDGAR full-text search for the exact phrase "Thacker Pass". A filing that names a project does not establish who operates it: royalty holders, joint-venture partners and prospective acquirers all name projects they do not operate. No operator is inferred from this record.
2026-10-13
2026-08-06 SEC EDGAR filing SEC 8-K LITHIUM AMERICAS CORP. - 8-K filing naming Thacker Pass
Found by EDGAR full-text search for the exact phrase "Thacker Pass". A filing that names a project does not establish who operates it: royalty holders, joint-venture partners and prospective acquirers all name projects they do not operate. No operator is inferred from this record.
2026-09-11
2026-05-14 SEC EDGAR filing SEC 10-Q LITHIUM AMERICAS CORP. - 10-Q filing naming Thacker Pass
Found by EDGAR full-text search for the exact phrase "Thacker Pass". A filing that names a project does not establish who operates it: royalty holders, joint-venture partners and prospective acquirers all name projects they do not operate. No operator is inferred from this record.
2026-09-11
2026-05-14 SEC EDGAR filing SEC 8-K LITHIUM AMERICAS CORP. - 8-K filing naming Thacker Pass
Found by EDGAR full-text search for the exact phrase "Thacker Pass". A filing that names a project does not establish who operates it: royalty holders, joint-venture partners and prospective acquirers all name projects they do not operate. No operator is inferred from this record.
2026-09-11
2026-03-19 SEC EDGAR filing SEC 8-K LITHIUM AMERICAS CORP. - 8-K filing naming Thacker Pass
Found by EDGAR full-text search for the exact phrase "Thacker Pass". A filing that names a project does not establish who operates it: royalty holders, joint-venture partners and prospective acquirers all name projects they do not operate. No operator is inferred from this record.
2026-09-11
2026-03-19 SEC EDGAR filing SEC 10-K LITHIUM AMERICAS CORP. - 10-K filing naming Thacker Pass
Found by EDGAR full-text search for the exact phrase "Thacker Pass". A filing that names a project does not establish who operates it: royalty holders, joint-venture partners and prospective acquirers all name projects they do not operate. No operator is inferred from this record.
2026-09-11
2025-11-13 SEC EDGAR filing SEC 8-K LITHIUM AMERICAS CORP. - 8-K filing naming Thacker Pass
Found by EDGAR full-text search for the exact phrase "Thacker Pass". A filing that names a project does not establish who operates it: royalty holders, joint-venture partners and prospective acquirers all name projects they do not operate. No operator is inferred from this record.
2026-10-13
2025-08-14 SEC EDGAR filing SEC 8-K LITHIUM AMERICAS CORP. - 8-K filing naming Thacker Pass
Found by EDGAR full-text search for the exact phrase "Thacker Pass". A filing that names a project does not establish who operates it: royalty holders, joint-venture partners and prospective acquirers all name projects they do not operate. No operator is inferred from this record.
2026-09-11
2025-08-14 SEC EDGAR filing SEC 10-Q LITHIUM AMERICAS CORP. - 10-Q filing naming Thacker Pass
Found by EDGAR full-text search for the exact phrase "Thacker Pass". A filing that names a project does not establish who operates it: royalty holders, joint-venture partners and prospective acquirers all name projects they do not operate. No operator is inferred from this record.
2026-09-11

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“First seen” is the date this record first appeared in Great Basin Brief’s daily collection. Collection began 11 September 2026; nothing earlier is claimed. Every document links to the issuing agency. Permits, financings, federal awards, water and land records for one project are kept in one timeline deliberately: permit events are public before a company announces them.


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Great Basin Brief compiles public records published by federal and Nevada state agencies. It is not affiliated with, endorsed by, or a publication of any government agency, and it is not legal advice. Verify every deadline against the originating agency document before relying on it.

Records are compiled and drafted with automated assistance and reviewed before publication.