DRC-2017-001706 - 0901a068806c9156

State of Utah
GARY R. HERBERT
Governor
SPENCER J. COX
Lieutenant Governor
Department of
Environmental Quality
Alan Matheson
Executive Director
DIVISION OF WASTE MANAGEMENT
AND RADIATION CONTROL
Scott T. Anderson
Director
Julv 12.2017
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 February 10, 20n 4th Quarter 2016
Groundwater Monitoring Report; February I0,2017 Notice Pursuant to Part I.G.1(a)
February 10,2017 Request for Removal of Certain Groundwater Monitoring Parameters from
Accelerated Monitoring Status
Utah Groundwater Discharse Permit No. UGW370004
Dear Ms. Weinel:
The Division of Waste Management and Radiation Control has completed its review of the following
Energy Fuels Resources (USA) Inc. (EFR) documents:
1 . EFR February 10, 2017 , Transmittat of 4h Quarter 20I6 Groundwater Monitoring Report
Groundwater Quality Discharge Permit UGW370004 White Mesa Uranium Mill.
2. EFR February 10, 2017, State of Utah Ground Water Discharge Permit No- UGW370004
White Mesa Uranium Mill - Notice Pursuant to Part LG.I(a).
3. EFR February 10, 2017. Removal of Certain Groundwater Monitoring Parameters from
Ac c el er at e d Monitor ing St atus.
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.
EFR 4th Ouarter 2016 Groundwater Monitorine Report - Close-out:
Based on review of the EFR February 10, 2077 4'h Quarter 2016 Groundwater Monitoring Report,it
appears that all applicable requirements of the Permit were met and that the submitted groundwater
monitoring data is reliable. Therefore, the review is hereby closed out.
(Over)
195 North 1950 West. Salt Lake City, UT
Mailing Address: P.O. Box 144880 . Salt Lake City, UT 841144880
Telephone [phone] . Fax [phone]. T.D.D. (801) 5364284
vww.deq.utah.gott
Printed on 10070 recycled paper
DRC-2017401706
EFR February 10.2017 Notice Pursuant to Part I.G.l(a) - Close-out:
Based on review of the EFR February 10,2077 Notice, it appears that all requirements of the Permit
were met. Therefore, the review is hereby closed out.
EFR Fehruary 10.2017 Reouest to Remove Certain Parameters from Accelerated Monitorins
Based on review of the EFR February 10, 2017 Requasf, EFR requests that certain monitoring well
parameters be returned to baseline monitoring as listed on the table below:
It was noted that the above monitoring well parameters have had sample results below the Permitted
Ground Water Compliance Limits (GWCLs) for the most recent eight or more consecutive accelerated
sampling events. In accordance with Division policy, accelerated monitoring may be discontinued if at
least eight consecutive samples show concentrations below the GWCL. Therefore, the request to return
to baseline monitoring for the parameters/wells on the table above is hereby approved.
If you have any questions, please call Tom Rushing at [phone].
Scott T. Anderson, Director
Division of Waste Manasement and Radiation Control
STA/TR/ka
Kirk Benge, Health OfficerlEnvironmental Health Director, San Juan County Health Department
Rick Meyer, Environmental Health Director, San Juan County Health Department
Scott Hacking, P.E., DEQ District Engineer
Monitorine Well Parameter Number of Consecutive Sample
Results Below the GWCL
Baseline Monitoring
Frequency
MW-27 TDS I Quarterly
MW-30 Fluoride 10 Quarterly
MW-5 Uranium 8 Semi-Annuallv
MW-24 Sulfate 8 Semi-Annuallv
MW-25 Cadmium l0 Semi-Annuallv