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rs. <br /> Sample Stdt'39e <br /> oC <br /> Groundwater samples collected in the <br /> field <br /> i ldaar labors ory.anSampleice s tare ostored led to in a <br /> while in transit to the office or y emtor is set to 4 <br /> refrigerator avemight ancsd controlled by a designated rirg weekends and lSas. <br /> mple custodian• <br /> °L and is locked with ac <br /> Quality Assurance/Quality Control Objectives <br /> IcESNA for groundwater sampling <br /> The sampling and analysis procedures employed <br /> control (QA/QC) guidelines. Quality <br /> and monitoring follow quality assura established <br /> Y procedures for <br /> assurance objectives have been established to develop and implement p precise, and <br /> ta in an accurate, <br /> obtaining and evaluating water quality a� <br /> complete manner. In this way, samplingproceduresreaand field measurements provide <br /> requiring the analytical <br /> information that is comparable edsrepresentative <br /> if c field protocolsactual <br /> andfield <br /> req ondgior.�. u ity <br /> control (QC) is maintained by sit p� goal is to rovide data that <br /> laboratory to perfoi�n internal and external QC checks. The g pas <br /> nition <br /> are accurate, precise, complete, comps r rind local e <br /> agency guidancedocuments presentative. The sfor <br /> developed by overseeing federal, state, <br /> accuracy, precision, completeness, comparability, and representativeness are: <br /> • Accuracy — the degree of agreement of a measurement with an <br /> accepted reference or true value. <br /> • Precision —a measure of agreement <br /> expressed in terms individual <br /> of t'.te�t ndard <br /> conditions. ements <br /> under similar <br /> ! deviation. <br /> • Completeness --- the amount of valid data obtained d to meet <br /> rom a <br /> measurement system compared to the amount that was expected <br /> the project data goals. <br /> Compambilify --express the confidence with which one data set can <br /> be compared to another. <br /> . Representativeness -- a sample or group of samples that reflect the <br /> characteristics of the media at the sampling point. It also includes how <br /> well the sampling point represeras the actual parameter variations which <br /> are under study. <br /> RESNA MUSTRIES INC.Protocol <br /> Groundwater Samp g <br /> Latest Revision: October 23, 1991 <br />