DRC-2023-066448 - 0901a0688121ea85

DRC-2023-066448 195 North 1950 West • Salt Lake City, UT Mailing Address: P.O. Box 144880 • Salt Lake City, UT 84114-4880 Telephone [phone] • Fax [phone] • T.D.D. 711 www.deq.utah.gov Printed on 100% recycled paper
State of Utah
SPENCER J. COX Governor DEIDRE HENDERSON Lieutenant Governor
Department of Environmental Quality
Kimberly D. Shelley Executive Director DIVISION OF WASTE MANAGEMENT AND RADIATION CONTROL Douglas J. Hansen Director June 21, 2023
Kathy Weinel, Quality Assurance Manager Energy Fuels Resources (USA), Inc. 225 Union Boulevard, Suite 600
Lakewood, CO 80228 RE: February 6, 2023, 4th Quarter, 2022 Nitrate Monitoring Report. Corrective Action Plan for Nitrate White Mesa Uranium Mill near Blanding, Utah. Closeout Letter Groundwater Discharge Permit No. UGW370004
Dear Ms. Weinel: The Division of Waste Management and Radiation Control (Division) has completed the review of the
February 6, 2023, 4th Quarter, 2022 Nitrate Monitoring Report for the Nitrate Contamination Investigation. The review was based on compliance with the following: • Energy Fuels Resources (USA) Inc. (EFRI), White Mesa Uranium Mill, Groundwater Discharge
Permit No. UGW370004, signed March 19, 2019 (Permit). • Corrective Action Plan for Nitrate White Mesa Uranium Mill near Blanding, Utah, May 7, 2012, (CAP) approved December 12, 2012. • The EFRI Quality Assurance Plan (QAP) February 15, 2022 (Revision. 7.7)
The Division review concluded that the Report was found to be in compliance with the Permit, CAP, and QAP. This letter constitutes a closeout of the Report.
If you have any questions, please contact Dean Henderson at 385-499-4443. Sincerely,
Phil Goble, Uranium Mills and Radioactive Materials Manager Division of Waste Management and Radiation Control (Over)

PRG/DCH/jk c: Grant Sunada, Health Director, San Juan Public Health Department
Ronnie Nieves, Environmental Health Director, San Juan Public Health Department Russell Seeley, District Engineer, UDEQ