Crow Butte

  • In the second quarter of 2016, Cameco made the decision to curtail production and defer all wellfield development at our US operations.
  • Crow Butte was the first uranium mine in Nebraska - discovered in 1980 and began production in 1991. 
  • Crow Butte has used the in situ recovery mining method to extract about 11.8 million pounds of uranium.
Operation(As of December 31, 2018)

2019 Q1 Update

US ISR Operations

As a result of our 2016 curtailment decision, commercial production has ceased. As long as production is suspended, we expect ongoing cash and non-cash care and maintenance costs to range between $11 million (US) and $13 million (US) annually.


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Environment & Safety

Worker safety, environmental monitoring and proper decommissioning after project completion are of the utmost importance to Cameco.

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Reserves & Resources

Our mineral reserves and resources are the foundation of our company and fundamental to our success.

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Caution about forward-looking information

This page may contain forward-looking information that is based upon the assumptions and subject to the material risks discussed on page 2 of Cameco's most recent Quarterly MD&A.