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Sampling And Analpicaff Protwol <br />The f011owing protocols have been developed to increase the accuracy a . nd Comparability of the <br />groundwater In ' onitoring data. The purposes of establishing and following. the flold Protocols an <br />to reduce Sources of error that can be introduced during SaMPling and, (2) to - colle'ct samples <br />in a consistent mamer so that daft sets are. romp�ble. nt2xef <br />CarpParability -and include*fib ore, . Project goals for <br />accutaCY OWIng <br />'be procedures aescribed Mi <br />Mons necessitate a change from the * <br />'071t-PO-'1131'ble- When Held cond this S=60n to thc <br />established protocoL-, the <br />necc.ssarY changes will be implem,=Icd with m`iUft=xe Of -sampling .�=uraqy and daia set <br />,comp-m-abty as Priorities. Ady modification to, the standard PrOmdur= delineated - in this <br />Protocol necessitated by field conditions and the -reasons -win be noted on the <br />Repol (See Section 2.7).. Technicians Daily <br />Depth To Water M"Sur=ents <br />Depth to V/Wcr measmCnIenU will be made in all the welts at �he site prior to . initi. <br />,4ng purg, <br />and zaruplin& ag <br />times a ilaChIdin. wells that. are not to be s4mpled. .7he measurements WM be made fow <br />year prior to iniflating each sampling zovn(L ,,ere <br />depth to 'water measurements WM be made are no Piezomaters--at the Site: The., <br />cOns=',tiv0Y- in -as short a time as po=ibk, to reduce.-.. <br />potential errors due to daily variations in the water tabl<-_ <br />Dopth4o-vater _ (IDTW) will be measturd . in the well to within 11, 00 of a foot using '7 <br />conducti--4tYt-�based water level indicator.. Meastrements will be takeu ftm the north or marked <br />side of the top of casing of each well. Ihese marks on the casings have be= <br />licensed survey zetatHe to mean Sea level (ML). In we,$ V'ith 4C&QMed survc7td by. a <br />pro <br />I is thc water le.vel <br />k'scrted into Jr wen through a'4xcialhola in the wen -cap. The conductivity probe and <br />Cable --will be rinsed in deianizcd water before. -and aft�= Measuring the first well, and aft�r each <br />=bsequent well. Ihe same Water kM indicator WM be used in each WeIL Depth to water <br />Measm'm4ent WiU. be recorded on a field <br />"'Onitoring Well PM <br />J% r • Mor To SampIQ <br />J I <br />• <br />I iiFel FFo Pli of 7 <br />94 9 -FO 112310 P"W A-6 <br />caw4* 2M xkkmdw. In,_ <br />L-1-11 2 r- W., "N0,51J, <br />