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Elm. <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID MW-B <br /> Site Address 1665 Pacific Avenue Stockton <br /> ENSR Job# 06940-357-100 ;I Well® Piezometer ❑ <br /> Unocal Job# 2859 r <br /> Well PurgingField Techs) L <br /> Date Purged "1 � 1� II r i'�l V`t�,l ""` O <br /> Purge Method Disposable barlerlatherMtt� <br /> S( Weather Conditions ` - -' <br /> Casing Matenal <br /> Well Diameter 2 00 in fE <br /> Total Depth 54 21 It from TOC tdurne I 314•=o 02 1 =a04 2 = 1e 3•= 3a <br /> Depth to Water _ L.- ft from TOC adardivi' 4 =66 51=102 e -150 12 =580 <br /> Water Column ft' 33 55 <br /> Water Column Volume _ gat(WC X VF) 80%Recovery from TOC =Total Depth-(Water Column X 8)_ <br /> Time Volume DO Redox Temperature a Specific pH - Turbidity ColorfClarlty _ Odor Other <br /> Removed Potential(ORP) [` Conductivity E T - - <br /> al m L mVolts �l °C E (US/cm) NTU9) - J _ <br /> o Qq A I ' Irn - n in-Al <br /> 2 '�. , If Z — — <br /> { 3 ri 19 S r`"1 Ft 11,ba - <br /> a 11 ff p <br /> — <br /> Sample Collection <br /> Date Sampled I 'i <br /> Sampling Method osabie l3ader her _ _ <br /> Sample Type Grab 1 u; <br /> - <br /> Sample ID #of containers _ Container Type ti Preservation _ Analysis r - Time - - <br /> 6 40 ml-olass vial Ice/HCI If TPHq 8015 BTEX 8021 5-OxYs,1,2 DCA EDB 8260 <br /> ac d II _ <br /> Is it If <br /> Comments - <br /> 'rA <br /> Signature �,Date a <br /> 7 <br /> moms <br /> I y <br /> - I <br /> A <br /> i E � <br />