Patterson Lake South Mine Project

Fission Uranium Corp. is proposing the construction, operation, decommissioning and abandonment of an underground uranium mine, located 160 kilometres north of La Loche, Saskatchewan. As proposed, the Patterson Lake South Mine Project would include a mill, a tailings management facility, ore and waste stockpiles and a camp. The mine and mill would have an ore input and ore production capacity of about 1,000 tons per day, over a seven-year life.

Latest update

November 14, 2022 — The Minister of Environment and Climate Change has determined that the Patterson Lake South Mine Project proposed by Fission Uranium Corp. does not warrant designation under the Impact Assessment Act. The reasons for the Minister’s determination are provided in the Minister’s response.


Key documents

Key documents
Document Number Document Title File Date
2 Minister's Response - November 14, 2022


Impact Assessment Agency of Canada
160 Elgin Street, 22nd Floor
Ottawa, Ontario K1A 0H3
Telephone: 613-957-0700 or 1-866-582-1884
Fax: 613-957-0862

  • Location

    • Patterson Lake (Saskatchewan)
  • Nature of Activity

    • Mines and Minerals
  • Assessment Status

  • Proponent

    Fission Uranium Corp.
  • Authorities

    • Impact Assessment Agency of Canada
  • Assessment Type

    Assessment not applicable
  • Reference Number


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.


Nearby assessments

...within 200 kilometres
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