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w <br /> GROUND 1i ATER SAMPLING DATA SHEET Well/Piezo ID: U-1 <br /> Site Address: 437 East Miner Avenue,Stockton,Ca. <br /> ENSR No. 06940-325-100 Well Piezometer ❑ <br /> Unocal No. 0187 <br /> Well Purging: /y Field Tech(s): �d <br /> Date Purged: 6-,?4-0 <br /> Purge Method:Disposable bailer othe -IZU srr Weather Conditions: ca,�rni ffa f <br /> Casing Material: <br /> Well Diameter: 2.00 in. <br /> Total Depth: 57.48 ft from TOC Volume 3/4"=0.02 1'=0.04 2"=.16 3"=.38 <br /> Depth to Water: _30.4 S __ ft from TOC Factor tVF) 4"=.66 5"=1.02 6"=1.50 12"=5.80 <br /> Water Column: 4. D 1 ft. <br /> Water Column Volume: 1. 3 gal(WC X VF) 80%Recovery from TQC:=Total Depth-(Water Column X.8) <br /> Time Volume DO Redox Temperature Specific pH Turbidity Color/Clarity Other <br /> Removed Potential(ORP) Conductivity . <br /> al (mg/L mVotts °C NTUs <br /> o Fo <br /> 1 62A <br /> az.j JS <br /> 3 <br /> 4 <br /> Sample Collection: <br /> date Sampled: _7 <br /> Sampling Method: isposable Mlerlt] r__&L,l't <br /> Sample Type: Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> 5 40 mL lass vial Ice/HCl TPHg 8015,BTEX 8021,5-0 's 8260 Z <br /> I I <br /> i <br /> I <br /> Comments <br /> i <br /> 7 <br /> Signature Date L�' — <br />