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McArthur River Mine

McArthur River Mine is a uranium mining operation located in northern Saskatchewan, Canada, operated by Cameco. The mine is situated in the Athabasca Basin, one of the world's richest uranium-bearing regions, and has been a major producer of uranium ore since its development in the 1990s. The operation extracts high-grade uranium ore from underground deposits and is known for its significant ore reserves and production capacity. McArthur River Mine is subject to flooding risks due to its location in a water-rich environment, which has periodically affected operations and required management strategies to maintain production continuity. The mine's output is processed at nearby milling facilities, including the Key Lake Mill, to produce uranium concentrate for sale to nuclear utilities worldwide. The facility represents a critical component of Canada's uranium mining sector and contributes substantially to global uranium supply.

McArthur River Mine News

Cameco resumes full uranium production in Saskatchewan after flooded road issues

28th May 2026 By: Marleny Arnoldi

TSX- and NYSE-listed uranium miner Cameco has successfully returned to full production at the McArthur River mine and the Key Lake mill, in northern Saskatchewan, following a flooding disruption...

Basin sells Marshall uranium project to Green Canada

25th November 2025 By: Creamer Media Reporter

ASX-listed Basin Energy has signed a binding letter of intent to divest its 100%-owned Marshall uranium project in Saskatchewan to Green Canada Corporation (GCC), in a transaction that strengthens...

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