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� r ® rr ur rr r r �r rr rr rr ■r rr rr r rr ' <br /> GROUNDWATER SAMPLING DATA SHEET Well/Ptezo ID, MW-13 <br /> Site Address 5400 and 5806 Pacific Avenue,Stockton Ca <br /> ENSR Job#' 06940-293-100 W811 Piezometer <br /> Unocal JobP 5098 <br /> Well Purging fO Field Tach(s) <br /> Date Purged <br /> Purge Method Disposable baitedother—sr— Weather Conditions <br /> Casing Matenal #1 VC <br /> Well Diameter 2 00 In <br /> Total Depth 68 13 R from TOC volume 314•=0 02 1'=a 04 2'= 18 3•= 3e <br /> Depth to Water r ft frorrr TOC Factor 4•=66 S=t o2 s'=llm tY=5.80 <br /> Water Column fl '[ <br /> Water Column volume gat(WC X VF) 130;6 Recovery from TOC =Tota!Depth-(Water Cofumn X 8) •3 <br /> Time Volume DO Redox Temperature Specfilc pH Turbidity Color/Clarity Odor Other <br /> Removed Potential(ORP) Conductivity <br /> a!) (MOIL) (mvolts 'C us/cm NTUs <br /> o <br /> /4r <br /> C 3 , -. <br /> 4 <br /> I <br /> Sample Coilectl <br /> Date Sampled ( _ <br /> Sampling Method Disposable Bailer/Other ! <br /> Sample Type Grab <br /> Sam Is ID If of containers ContainerTyps Preservation Analysis Time <br /> NVvIJ` 5 40 mt.glass vial loo/HCI TPHg 801511 <br /> 3 40 ml glass vial IoeMG full scan by 82608 &12 DCA,EDB by 82608 <br /> Comments l <br /> Signature Date <br /> 1 <br />