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GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: U-5 <br /> Site Address: 437 East Miner Avenue,Stockton, Ca. <br /> ENSR No. 06940-325-100 Well Piezometer ❑ <br /> Unocal No. 187 <br /> Well Purging: .. Field Tech(s): <br /> Date Purged: <br /> Purge Method: Disposable bails�othe 'C- Weather Conditions: <br /> Casing Material: ic, <br /> Well Diameter: 2.00 in. <br /> Total Depth: 2.55 ft from TOC Volume 314"=0.02 1"=0.04 2'=.16 3'=.38 <br /> Depth to Water: 31 . 1 Ce ft from TOC lFactor(VF) 4"=.66 5"=1.02 6"=1.50 12"=5.80 <br /> Water Column: ib ft. <br /> Water Column Volume: gal (WC X VF) 80%Recovery from TOC:=Total Depth-(Water Column X.8) 35: Yl <br /> Time Volume DO Redox Temperature Specific pH Turbidity Color/Clarity Other <br /> Removed Potential(ORP) Conductivity <br /> gal m !L mV01ts "C NTUs <br /> 0 r' C <br /> el �r <br /> 1 r.' 22. <br /> _ <br /> J1 2 <br /> 3 Z• <br /> 4 <br /> I <br /> Sample Collection: / <br /> Date Sampled. - <br /> Sampling Methoble 6a�il.,11er <br /> Sample Type: Grab <br /> T <br /> Sam le ID #of containers Container Type Preservation Analysis Time <br /> 5 40 mL lass vial lce/HCI TPH 8015, BTEX 8021,5-O 's 8260 <br /> Comments <br /> Signature Z-- - Date r� � o <br />