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HomeMy WebLinkAboutDRC-2012-001889 - 0901a06880307c48State of Utah GARY R. HERBERT Governor GREG BELL Lieutenant Governor Department of Enviromnental (Quality Amanda Smith Executive Director DIVISION OF RADL\TI0N CONTROL Rusty Lundberg Director C12-001889 August 28, 2012 Jo Ann Tischler Director, Compliance Energy Fuels Resources (USA) Inc 225 Umon Boulevard, Suite 600 Lakewood, CO 80228 Subject Energy Fuels Resources (USA), Inc August 6, 2012 Letter Requesting Removal of Certain Groundwater Momtonng Parameters form Accelerated Status DRC Approval Dear Ms. Tischler This is in response to your letter dated August 6, 2012 (Letter) which requests that the followmg wells/parameters be retumed to baseline momtonng fi-equency • Momtormg Well MW-26/TDS • Momtonng Well MW-25/Field pH • Momtonng Well MW-30/Field pH • Momtonng Well MW-31/Field pH The Letter request is based on the most recent laboratory results for these wells/parameters showing results less than the Ground Water Compliance Limits (GWCL's) listed in the White Mesa Uramum Mill Facility Ground Water Discharge Permit, Permit No UGW370004 (Permit), for more than eight consecutive momtormg events (monthly accelerated momtonng) Energy Fuels notes m the Letter that per Division of Radiation Control (DRC) letters dated May 30, 2006, October 31, 2011 and Apnl 25, 2012 ''eight consecutive sample results below the GWCL are needed for the discontinuance of accelerated monitonng " Per DRC review of the laboratory results, it was noted that the requested wells/parameters showed more than eight consecutive monthly laboratory results below the GWCL, as follows Momtonng Well No Parameter # Consecutive Lab Results below the GWCL MW-26 TDS 14 - May 2011 through June 2012 MW-25 Field pH 10 - September 2011 through June 2012 MW-30 Field pH 12 - July 2011 through June 2012* MW-31 Field pH 12 - July 2011 through June 2012* 195 North 1950 West • Salt Lake City, UT Mailing Address P O Box 144850 • Salt Lake City, UT 84114-4850 Telephone (801) 536-4250 • Fax (801) 533-4097 'TDD (801) 536-4414 www deq utah gov Pnnted on 100% recycled paper Jo Ann Tischler Page 2 * DRC notes that per the Letter fourteen consecutive results below GWCL's were claimed for this well, however, it was nogj^^t^amples were mcluded which were collected in the same month DRC calculated the number of sanpies based OTithe accelerated momtonng frequency which is monthly •cm DRC also notes that laboratory analytical packets (TDS samples) and sample collection field sheets (Field pH) were included with the Letter to provide data results which have not been received by DRC m quarterly ground water reports Based on DRC review of the Letter, the following wells/parameters are authonzed to be retumed to baselme momtonng firequency, as follows Well Number Baselme Momtormg Frequency (Permit Part IE 1 b) MW-26 Quarterly MW-25 Quarterly MW-30 Quarterly MW-31 Quarterly If you have any questions regardmg this letter please contact Tom Rushing at (801) 536-0080, Smcerely Rusty Lundberg, Director RLTR.tr F \DUSA\Groundwater Removal from Accelerated StatusVLetter of Approval 8-28-12 docx