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n <br /> ve <br /> Er. <br /> r� <br /> WaterWork <br /> i Groundwater Sam lin pro` tocol <br /> `4 Groundwater <br /> monitoring wells will be developed within 48 hours of <br /> completion. Approximate) <br /> casing will be withdrawn Y 10 times the volume of water in <br /> recharge, development willif Possible.ntinue I ftherecharge the <br /> ! a practically continue. All withdrawn aquifer is slow to <br /> on-site in covered groundwatewill be slow <br /> granted b S5 gallon waste drums, unless <br /> is <br /> Pumped Y the appropriate regulatory agencies to discharger the <br /> P groundwater to the ground surface. <br /> Prior to arriving at the site, all sampling equipment <br /> washrd ani laboratory grade detergent, and insedtwice with to <br /> i � once with deionized water. The sample washing <br /> Procedure will be carried out on-site before <br /> sampling monitoring wells in cases where more than one monitoring g other <br /> to be sampled. <br /> -i g well is <br /> 'A <br /> Immediately prior to sam ling, <br /> g, the depth to water level in <br /> the well will be record <br /> The thickness of product on <br /> probe. The presentg these, will be measured usin top of <br /> the groundwater, if <br /> procedure for conductin g an interface <br /> presented in the Groundwater Monitoringmonitorin <br /> Protocol attachmen . are <br /> Approximately four times the volume of water in the well casing <br /> r will be withdrawn b <br /> f� <br /> sampling <br /> F Pumping or hand bailing immediately <br /> p g� if the aquifer is slow to recharge a smaller ramp to <br /> of groundwater will be withdrawn in order to leave a sufficient <br /> j volume of water in the well to sample, g amount <br /> ent . <br /> The <br /> groundwater sample will be collected b <br /> sampler into the monitorin Y lowering a Teflon <br /> a sample into a 40 ml volatile well <br /> araland transferring the <br /> The sample container will be filled completely so that no <br /> Ysisimmediately (VOA) container. <br /> s space remains in the container. Duplicate samples <br /> collected from each well sampled. will b head <br /> Immediately <br /> following sample collection, the samples will be <br /> labels will contain the an ice chest followingc informs r <br /> t r ` g blue ice". The <br /> N project ID, sam le ID ation: date, time; <br /> samples will betransportedunder chain of custody name of sampler and type of analysis, Ali <br /> state certified laboratory. Y Protocol to a <br /> 174 <br /> To seduce the potential of cross-contamination, the wells will be <br /> sampled in order of increasin <br /> r 7 <br /> laboratory g contamination based on <br /> t �Y analysis; if available previous <br /> ^� visual/olfactor or by field evidence--of- <br /> Yindications-of- contamination In addition, <br /> -- -- -latex gloves worn- b p - <br /> "' the teflon .sampler illebeareplaceddbete��I�achowellssamtlilower <br /> - <br /> y P ng. <br /> f - <br /> .` I <br /> r� <br />