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To: `lr. Peter Ilays <br /> Date: February 21, 2022 <br /> Paae 29 <br /> Response 14 <br /> Reference to water management pond at Dunn Pit was incorrect. No water management <br /> pond exists at Dunn Pit. The revised Groundwater Sampling and Analysis Plan <br /> (Attachment 16)reflects this update. <br /> Comment 15 <br /> Please update Table 2 to include the WQCC Reg 41 concentrations each analyte is <br /> compared to. <br /> Response 15 <br /> Please see updated Table 2 in the revised Ground Water Sampling and Analysis Plan. <br /> Comment 16 <br /> Please provide copies of the completed groundwater data sheet(s)for each well sampled. <br /> In the future the Division will require submittal of these sheets along with other sample <br /> data. <br /> Response 16 <br /> Completed groundwater data sheets for each sampled well in June/August 2021 are <br /> included in Attachment 18. Future sampling data sheets will be provided to the Division <br /> with submittal of other data. <br /> Comment 17 <br /> Field blanks, Section 7.2.2, the applicant proposes to collect afield blank once annually <br /> and the Division does agree this is appropriate. The purpose of the field blank is to assess <br /> contamination from field conditions during sampling. At least one field blank should be <br /> collected during each sampling event. Please revise to reflect at least one field blank will <br /> be collected during each sampling event. <br /> Response 17 <br /> Section 7.2.2 in the revised Groundwater Sampling and Analysis plan reflects that one field <br /> blank be collected each sampling event. <br /> Comment 18 <br /> Rnnsate sample, Section 7.2.3, the applicant proposes to collect a rinsate sample twice <br /> annually and the Division does agree this is appropriate. The purpose of the rinsate sample <br /> is to assess the adequacy of the decontamination process. It assess contamination from the <br /> total sampling, sample preparation and measurement process, when decontaminated <br /> 20220209_l Oa5_DBMS_Adequacy_ReviexvResponse_MASTE <br /> Rdocx TELESTO <br />