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X Y _� N f M-52, <br /> M"fr F z- rrF' .2 r5�- -a- s, r jFMd� <br /> a `., .., _ % i n '. t..",y" ���z . 3�" _ k`E �sCac ;rR..5ss. 'sa <br /> a:sr _ , <br /> �d r 'k x ^r' <br /> .u- � <br /> � <br /> wv <br /> Waterwork <br /> G-r°undw�atex _ amvlinv Prod <br /> Groundwater monitoring wells <br /> completion. will be developed within 48 hours of <br /> Will <br /> 10 times the volume <br /> � i casing will be withdrawn, if of water .in the <br /> recharge, if still continueluntilfthe rechargeiisris slow to <br /> too slow to <br /> practically continue. Ali, withdrawn <br /> f' on-site in covered �3 gallon waste drums,�dunl groundwater <br /> will be stored <br /> i granted by the appropriate regulatorypermission e <br /> Pumped groundwater to the ground surace gencies to discharge the <br /> is Prior to arriving at the site, all sampling <br /> washed with laboratory grade detergent, and rinsed equipment <br /> with h tae <br /> water and once with deionized water. <br /> Procedure will be carried out on-site before sampling p <br /> � o monitoring wells in cases where mora than one monitor n The sampie washing <br /> to be sampled. p� g other <br /> r:.. i*�g well is <br /> - ;.i Immediately prior to sampling, the depth to water <br /> the arc ll will be recorded. The thickness of <br /> p� the groundwater, if (I7TW) level in <br /> product on tog ce <br /> Probe. The Present, will be measured using an interface <br /> °'3 Procedure <br /> presented in heGro unfor <br /> g <br /> er Monitoring protocol are <br /> attachmin s <br /> ent. <br /> !!i", Approximately four times the volume of water in he w <br /> will be withdrawn by pumping or hand bailingimmediately all casing <br /> ior to <br /> sampling- If he aquifer is slow to recharge, a smallerramount <br /> Of groundwater will be withdrawn in order to leave a sufricien <br /> volume of water in the well to sample. t <br /> The groundwater sample will be collected by lowering a Teflon <br /> sampler into the monitoring well and immediately transferring the <br /> L" sample into a 40 ml volatile organic <br /> The sample container will be filled analysis sis y so(VOA) container. <br /> i space remains in the container. that no head <br /> pled <br /> collected from each well sam that <br /> samples will be <br /> . <br /> Immediately following sample collection,labeled and stored ,in the samples :will be <br /> labels will contain ifol owing information: dates time <br /> containingest blue ice The <br /> .• xro,�Act ID, .sample ID, name of sampler and <br /> samples will be transported under chain of custodf analysis. All <br /> state certified laboratory, y protocol to a <br /> To reduce the <br /> Potential Of cross-Contamination, the wells will be <br /> sampled in order of <br /> laboratoryinoeasing contamination based on previous__._.-------_.__—_-- <br /> analysis. -If -- <br /> __......_ y._-fi-eld:---e�idenae a£ <br /> cations of contamination. In addition, <br /> latex gloves worn by the sampler and the nylon cord lased to lower <br /> the tsflon sampler will be replaced between each well samplin <br /> i _, <br />