Whabouchi Mining Project

Nemaska Lithium Inc. is proposing the construction, operation and decommissioning of an open-pit and underground spodumene mine for lithium production. The Designated Project would be located 30 kilometres from Nemaska and 280 kilometres north-northwest of Chibougamau, Québec. As proposed, the Designated Project includes an open-pit and underground mine, ore, overburden, waste rock and tailings storage areas, and an ore concentrator. Total ore production capacity is estimated at approximately 5,600 tonnes per day over a mine life of approximately 34 years.

Please note that the proponent was formerly Nemaska Lithium Whabouchi Mine Inc.


Latest update

August 31, 2026 — The President of the Impact Assessment Agency of Canada issued an amended Environmental Assessment Decision Statement to the proponent. The analysis report describes the amendments made to the Decision Statement.

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Key documents

Key documents
Document number Document title File Date
122 Amended decision statement PDF (692 KB) August 31, 2026
108 Amended Decision Statement PDF (371 KB) September 19, 2023

Contacts

Compliance Promotion & Follow-up Team
Impact Assessment Agency of Canada
160 Elgin Street, 22nd Floor
Ottawa, Ontario K1A 0H3
Email: postdecision@iaac-aeic.gc.ca

Media Relations
Impact Assessment Agency of Canada
160 Elgin Street, 22nd Floor
Ottawa, Ontario K1A 0H3
Email: media@iaac-aeic.gc.ca


Disclaimer

This map is for illustrative purposes. The markers represent the approximate locations based on available data. More than one marker may be identified for a given assessment.

  • Location

    • Nemaska and north-northwest of Chibougamau (Quebec)
  • Nature of activity

    • Mines and Minerals
  • Assessment status

    Completed
  • Start date

    2013-01-29
  • Proponent

    Nemaska Lithium Inc.
  • Authorities

    • Impact Assessment Agency of Canada
  • Assessment type

    Environmental assessment under CEAA 2012
  • Reference number

    80021
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