DRC-2023-001866 - 0901a06881199013

DRC-2023-001866 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 March 1, 2023

Kathy Weinel, Quality Assurance Manager Energy Fuels Resources (USA), Inc. 225 Union Blvd., Suite 600
Lakewood, CO 80228
RE: The November 18, 2022, 3rd Quarter, 2022 Chloroform Monitoring Report, Closeout Letter, Groundwater Quality Discharge Permit Number UGW370004
Dear Ms. Weinel:
The Division of Waste Management and Radiation Control (Division) has completed the review of the November 18, 2022, 3rd Quarter, 2022 Chloroform Monitoring Report (Report).
The review was based on compliance with the following:

1. The EFR Quality Assurance Plan (QAP) June 5, 2019 (Revision. 7.5)
2. Groundwater Discharge Permit No. UGW370004 (Permit). Permit version that was signed on March 19, 2019.
3. White Mesa Uranium Mill Groundwater Corrective Action Plan (GCAP) Revision 0,
dated September 14, 2015. The Division review concluded that the Report appeared to be in compliance with the Permit, QAP, and GCAP. This letter constitutes a closeout of the November 18, 2022, 3rd Quarter, 2022 Chloroform
Monitoring Report.
If you have any questions, please contact Dean Henderson at [phone]. Sincerely,

Phil Goble, Uranium Mills and Radioactive Materials Manager Division of Waste Management and Radiation Control
(Over)

PRG/DCH/ldw
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