McClean Lake Operation

Orano Canada Inc. (Orano Canada), formerly known as AREVA owns and is licensed to operate the McClean Lake Operation, located in northern Saskatchewan. The CNSC has full-time staff in Saskatoon and Ottawa who periodically perform inspections to evaluate operations and to verify compliance with regulatory requirements and licence conditions.

Facility Information

Aerial view of Orano Canada's McClean Lake's Mill

Aerial view of Orano's McClean Lake Mill

Location: Northern Saskatchewan
Licensee: Orano Canada Inc.
Status: Operating
Licence issued: July 1, 2017
Licence expires: June 30, 2027
Start of commercial operation: 1999

Licensing documentation: Request a copy of the McClean Lake Mill licence and licence condition handbook by email

The McClean Lake Mill is located about 750 kilometres north of Saskatoon, Saskatchewan. Construction of the McClean Lake Operation began in 1994. Mining and milling of uranium ore from five open-pit mines has been completed. No conventional mining has been carried out at McClean Lake since 2008. Uranium ore mined at the Cigar Lake Mine is processed at the McClean Lake Mill. For more information, visit Orano Canada's website.

Focus on safety and the environment

The CNSC is committed to protecting the safety of people and the environment. Click below for current environmental and safety performance data for Orano's McClean Lake Mill:

Operating Performance of the McClean Lake Mill

The CNSC produces an annual report on the performance of uranium fuel cycle and processing facilities, which includes the McClean River Mine. The report provides information on events, facility modifications, and areas of increased regulatory focus. It also tracks data on:

  • public and worker radiation dose
  • lost-time incidents for workers
  • environmental monitoring results
  • environmental reportable spills and corrective actions taken
  • current financial guarantees for future decommissioning costs

Read the report to learn about operating performance of the McClean Lake Mill.


McClean Lake - decorative image

Disclosure Protocol

As part of CNSC's regulatory requirements, major licensees must have robust public information and disclosure programs in place. These programs include a disclosure protocol developed in consultation with community stakeholders.

Regulatory Reporting

Other Key Topics

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