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cooing volume. once the well iu purged nstd indicator <br /> poramotern have stabilized, a taampxe will be callacttad attar <br /> the wat,ar levtul Approaches 80 percent of its initial <br /> elevation. Where water love; recovery in eltsw, the uample <br /> e►i"sl be colleicted after stibilization in aehievud and enough <br /> water in present to fill €sample containers. <br /> Carona contamination from transferring pumps (or bailers) <br /> from well to well will be avoided by utilizing dedicated <br /> equipment. where thins ins not feasible, thorough clunning of <br /> equipment will be porformed botwecen sampling rounda. <br /> Sampling will proccece from thu least contaminated to the <br /> most contaminated u.t1, if information isi available before <br /> saamplo collection, ox 4f it is indicated by Bald evidence. <br /> Where several typus of analysis will be parformtsd for a <br /> given wall, ;ndividuel samplen will be collected in the <br /> following crdor: <br /> 1. volatila organica <br /> 2. Purgeablo organic carbon <br /> 3. Purgeablo organic halogens <br /> 4. Tota: organic carbon <br /> S. Total organic halogons <br /> 6. Extractable Organics <br /> 7. Total m0tals <br /> 8. Dissolved metals <br /> 9. Phenoln <br /> 10. Cyanides <br /> The specific volatilo/acmivola analytical <br /> to analaIInt <br /> r3ghown an Table 2cosrxaan <br /> Groundwater ss,araples will be collected with a teflon bailor <br /> with bottom emptying device. Duplicates samples will be <br /> transforret to villa or containera3 that moot Regional So,rrd <br /> cpecisicationn (fable 3 ). GrounCwator from the bailor will <br /> be transforrad to the sample container by allowing the fluid <br /> to flow slowly along the siders of then vcsa::al. All <br /> containers will be filled above the top of the opening to <br /> foss a positi%o meniscus. No hand spacer should be present <br /> in the sample container once it in cooled. After the vial is <br /> capped it will be tnvortcd to check for air but-blos. If <br /> bubbles arcs present the caraple will be discarded and <br /> not <br /> heathout <br /> d ced.spaf It the Sproble�au$iblewillt be notedo collecta onmpthesaleuiiinld <br /> technician's ss."pling log. <br /> immediately following camPle collection, Sarsptes w ll be <br /> tin <br /> labeled and r�torad in an icer chest containing - <br /> chemical ico cooled in plastic bags=. 5am410 labels will <br /> contain. the following lntarmation: dater, time, project ID, <br /> sample to, name of sampler and types of analysis. All <br /> 2asapiau.. will ba..._tran►ported under chain-of-custody protocol <br /> within -24 hourxa._-.....A. s=ple.._... - <br /> to a estate cc,rtifittd laboratory anic f.�ese water _ <br /> container filled in " he laboratory with or Q <br />