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EPOR <br /> GROUNDWATER SAMPLING DATA SHEET Well/Pieze ID: U-6 <br /> Site Address: 437 East Miner Avenue,Stockton,Ca. <br /> ENSR No. 06940-325-100 Well Piezometer ❑ <br /> Unocal No. 187 /t I ` / ] <br /> Well Purging: Field Tech(s): DAve kA ( Laz'Ie /ej-- / <br /> Date Purged: -P <br /> Purge Method:Disposable bailerlother D r1 �i�' Y Weather Conditions: 41'�(04 d y <br /> Casing Material: f <br /> Well Diameter: 2.00 in. <br /> Total Depth: . 54.48 ft from TOC Volume 3/4"=0.02 1'=0.04 2"=.16 3'=.38 <br /> Depth to Water: . 0 ft from TOC lFactorff) 4'=.66 6'=1.02 T=1.50 12'=5.60 <br /> Water Column: 15.11 ft. <br /> Water Column Volume: !.6 { gal(WC X VF) 80%Recovery from TOC: =Total Depth-(Water Column X.8)_ <br /> Time Volume DO Redox Temperature Specific pH Turbidity Color/Clarity Other Other <br /> Removed Potential(ORP) Conductivity <br /> gal (mg/L mV01ts °C (us/cm) (NTUs <br /> p 0 I& . 'vl <br /> -71 <br /> h 1 /VA % Z. ff • <br /> 2 .7 . <br /> 3 l I <br /> 4 <br /> Sample Collection: <br /> Date Sampled: -0 <br /> Sampling Method is os bie ' rlOther i <br /> Sample Type: Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> 40 mL glass vial Ice/HCl TPHg 8015,BTEX 8021, 5-O 's 8260AZjMftj#LLr <br /> F <br /> Comments <br /> r <br /> Signature Date Y b _ <br />