DRC-2021-005687 - 0901a06880e7109c

Energy Fuels Resources (USA) Inc.
225 Union Blvd. Suite 600
Lakewood, CO, US, 80228 ENERGYFUELS 303 974 2140
-- 095b81www.energyfuels.com 1
Div of Waste Management and Radiation Control VIA E-MAIL AND EXPRESS DELIVERY
APR 2 3 2021 April 21, 2021
Ms. Jalynn Knudsen
Division of Waste Management and Radiation Control
State of Utah Department of Environmental Quality
195 North 1950 West
Salt Lake City, UT 84114-4880
Re: White Mesa Mill Annual Seeps and Springs Sampling —
Notice Pursuant to Utah Groundwater Discharge Permit UGW370004.
Dear Ms. Knudsen:
Energy Fuels Resources (USA) Inc. ("EFRI") is providing this letter to notify the Division of Waste Management
and Radiation Control ("DWMRC") of the White Mesa Mill' s (the "Mill' s") annual seeps and springs sampling
event as required by Utah Groundwater Discharge Permit ( the "GWDP") UGW370004. The Mill plans to begin
the sampling event on Tuesday, May 4, 2021.
The Mill staff will attempt to sample the following locations: Coral Canyon Seep, Corral Seep, Ruin Springs,
Cottonwood Seep, Westwater Seep, and Entrance Seep, consistent with the GWDP and the Sampling Plan for
Seeps and Springs (the "Sampling Plan").
If you have any questions or require further assistance, please contact Tanner Holliday at [phone].
Yours very truly,
ENERGY FUELS RESOURCES (USA) INC.
-4a4i
Kathy Weinel
Quality Assurance Manager
CC: Terry Slade
Logan Shumway
Tanner Holliday
David Frydenlund
Scott Bakken