March 24, 2020 Ron Stenson, Senior Project Officer Uranium Mines and Mills Division 280 Slater Street P.O. Box 1046, Station B Ottawa, Ontario K1P 5S9 Dear Mr. Stenson: Re: Serpent River Watershed Monitoring Program – Year Five of Cycle 4 Denison Mines Inc. and Rio Algom Limited are pleased to submit one copy of the Serpent River Watershed Monitoring Program Year Five of Cycle 4 Annual Water Quality Report for 2019. If you have any questions or comments, please do not hesitate to contact the undersigned. Yours very truly, Denison Mines Inc. Rio Algom Limited Wade Wiggins, David Hewitt, Manager of Environmental Services Secondment Site Superintendent Elliot Lake cc: Distribution List Joint Review Group for the Serpent River Watershed Monitoring Program Rev 2020.02 Canadian Nuclear Safety Commission Ministry of Energy, Northern Development and Ron Stenson, Senior Project Officer Mines Uranium Mines and Mills Division Rob Purdon, Mine Rehabilitation Project Manager
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[email protected] Mailing address: Mailing address: Ministry of Energy, Northern Development and Mines Canadian Nuclear Safety Commission 435 James Street South, Suite B002 280 Slater Street, P.O. Box 1046, Station B Thunder Bay, ON P7E 6S7 Ottawa, ON K1P 5S9 Environment and Climate Change Canada Environment and Climate Change Canada Catalin Obreja Duck Kim Physical Science Officer, Physical Science Officer, Environmental Stewardship Branch Environmental Stewardship Branch
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