DRC-2023-071662 - 0901a0688126bd4e

DRC-2023-071662 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 September 13, 2023
Kathy Weinel, Quality Assurance Manager Energy Fuels Resources (USA) Inc. 225 Union Blvd., Suite 600
Lakewood, CO 80228 RE: Energy Fuels Resources, White Mesa Uranium Mill July 27, 2023, 2nd Quarter 2023 Groundwater Monitoring Report, and July 11, 2023, Notice Pursuant to Part I.G.1(a). Utah Groundwater Discharge Permit No. UGW370004
Dear Ms. Weinel: The Division of Waste Management and Radiation Control (Division) has reviewed the following documents
submitted by Energy Fuels Resources (USA) Inc. (EFR) Regarding the White Mesa Uranium Mill (Mill): 1. EFR, July 27, 2023, Transmittal of 2nd Quarter 2023 Groundwater Monitoring Report Groundwater Quality Discharge Permit UGW370004 White Mesa Uranium Mill (Received on
August 1, 2023).
2. EFR, July 11, 2023, State of Utah Ground Water Discharge Permit No. UGW370004 White Mesa Uranium Mill – Notice Pursuant to Part I.G.1(a). The review was conducted to ensure compliance with all applicable parts of Utah Groundwater Discharge
Permit No. UGW370004 (Permit) issued for the White Mesa Uranium Mill located in Blanding, Utah. EFR 2nd Quarter 2023 Groundwater Monitoring Report Closeout:
Based on review of the EFR July 27, 2023, 2nd Quarter 2023 Groundwater Monitoring Report, it appears
that all applicable requirements of the Permit were met. Therefore, the review is hereby closed out. EFR Notice Pursuant to Part I.G.1(a) – Closeout:
Based on review of the EFR July 11, 2023, Notice Pursuant to Part I.G.1(a), it appears that all requirements of the Permit were met. Therefore, the review is hereby closed out. (Over)

If you have any questions, please call Christopher Leahy at 385-602-5505. Sincerely,
Phil Goble, Uranium Mills and Radioactive Materials Manager Division of Waste Management and Radiation Control
PG/CL/jk c: Grant Sunada, Executive Director/Health Officer, San Juan County Public Health Department Ronnie Nieves, Environmental Health Director, San Juan County Public Health Department
Russell Seeley, District Engineer, UDEQ