2017-732-E SW - Draper Aden well water testing

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DocuSign Envelope ID:OFAODE08-7305-4FFE-A6D6-4462B49711 EF Mr. Kevin Lindley August 18,2017 Page 8 of 11 Task R.00592-197S Civil Engineering Services DAA proposes to provide civil engineering services to assist in solving problems that may arise at South Landfill during the prescribed service period. DAA will prepare one printed copy of any correspondence that may arise in connection with this task. DAA will provide the one printed copy to OCSWM. DAA will also provide one digital copy of all such correspondence to OCSWM (Adobe Acrobat or functional equivalent). C&D LANDFILL Task R00592-198C Groundwater Sampling Event 25 (Event 2017 S2) DAA proposes to conduct groundwater sampling event 25 at the Orange County Regional Landfill - Active C&D Facility during November, 2017. DAA shall coordinate field and laboratory services,obtain groundwater samples,review sampling documentation received from groundwater sampling personnel, chemically analyze groundwater samples (ENCO),validate analytical data provided by the contracted laboratory, update historical summary tables, and prepare a report suitable for direct submission to NC-DEQ. During the subject sampling event,the laboratory will: ■ analyze samples obtained from four compliance wells (6804-MW204S, 6804-MW209, 6804-MW210D, 6804-MW211R) for the constituents listed in Appendix I, one of the constituents listed in Appendix II (mercury), and several parameters that are unique to C&D facilities (manganese, iron, tetrahydrofuran, total dissolved solids, chloride, alkalinity, sulfate) ■ analyze additional samples obtained from well 6804-MW-204S for quality control parameters • analyze one trip blank for quality control parameters DAA will prepare one printed copy of the report, which will be delivered to OCSWM. DAA will also prepare a digital version (Adobe Acrobat or functional equivalent) of the report and provide copies to OCSWM and to NC-DEQ.