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DocuSign Envelope ID: EFA88B6F-0355-4B44-B93F-9D3AE5DE91C0 <br /> Mr. Kevin Lindley <br /> February 1,2018 <br /> Page 8of11 <br /> DAA proposes to conduct groundwater sampling event 27 at the Orange County Regional Landfill - Active <br /> C&D Facility during November, 2078. <br /> DAA shall coordinate field and laboratory services, obtain groundwater samples, review sampling <br /> documentation received from groundwater sampling personnel, chemically analyze groundwater samples <br /> (ENCO), validate analytical data provided by the contracted laboratory, update historical summary tables, <br /> and prepare a report suitable for direct submission to NC-DEQ. <br /> During the subject sampling event, the laboratory will: <br /> ■ analyze samples obtained from four compliance wells (6804-MW204S, 6804-MW209, 6804- <br /> MW210D, 6804--MW211 R) for the constituents listed in Appendix I, one of the constituents listed in <br /> Appendix 11 (mercury), and several parameters that are unique to C&D facilities (manganese, iron, <br /> tetrahydrofuran, total dissolved solids, chloride, alkalinity, sulfate) <br /> ■ analyze additional samples obtained from well 6804-MW-204S for quality control parameters <br /> ■ analyze one trip blank for quality control parameters <br /> DAA will prepare one printed copy of the report,which will be delivered to OCSWM. DAA will also prepare a <br /> digital version (Adobe Acrobat or functional equivalent) of the report and provide it to OCSWM and to NC- <br /> DEQ. <br /> Task R00592- <br /> Groundwater Sampling Event 28 (Event 2019 S1) <br /> DAA proposes to conduct groundwater sampling event 28 at the Orange County Regional Landfill - Active <br /> C&D Facility during May, 2079. <br /> DAA shall coordinate field and laboratory services, obtain groundwater samples, review sampling <br /> documentation received from groundwater sampling personnel, chemically analyze groundwater samples <br /> (ENCO), validate analytical data provided by the contracted laboratory, update historical summary tables, <br /> and prepare a report suitable for direct submission to NC-DEQ. <br /> During the subject sampling event, the laboratory will: <br /> ■ analyze samples obtained from four compliance wells (6804-MW204S, 6804-MW209, 6804- <br /> MW21OD, 6804-MW211R) for the constituents listed in Appendix 1, one of the constituents listed in <br /> Appendix II (mercury), and several parameters that are unique to C&D facilities (manganese, iron, <br /> tetra hyd rofu ran, total dissolved solids, chloride, alkalinity, sulfate) <br /> ■ analyze additional samples obtained from well 6804-MW-204S for quality control parameters <br /> • analyze one trip blank for quality control parameters <br /> Rlacksbtng, VA • Charlottesville, VA - Hamplon Roads, 1'4 • Richmond. VA • 11cmassas, VA <br /> Fcrnetterille. NC • Raleigh, IVC <br />