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GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: U-1-1 <br /> Site Address: 437 East Miner Avenue,Stockton,Ca. <br /> ENSR No. 06940-325-100 Wel! X( Piezometer ❑ <br /> Unocal No. 187 r� <br /> Well Purging: - 4 Field Tech(s): <br /> Date Purged: <br /> Purge Method:Disposable bailer) he Weather Conditions: ' IlkG? <br /> Casing Material: <br /> Well Diameter: 2.00 in. <br /> Total Depth: 114.63 ft from TOC Volume 3/4"=0,02 1"=0.04 2"=.16 3"=.38 <br /> Depth to Water: , ft from TOC lFactor(W) 4"=,66 5"=1.02 6"=1.50 12"=5.80 <br /> Water Column: • <br /> Water Column Volume: gal(WC X VF) 80%Recovery from TOC: =Total Depth-(Water Column X <br /> Time Volume DO Redox Temperature Specific pH Turbidity Color/Clarity Other <br /> Removed Potential (ORP) Conductivi <br /> gal (mg/L mVolts °C NTUs <br /> p 3 <br /> 117 <br /> l Gtd� <br /> 1 � ' <br /> 2 a <br /> 01 <br /> 3 <br /> 4 <br /> Sample Collection: <br /> Date Sampled: <br /> Sampling Metho s sab a Bailer) ther—J6�a4 <br /> Sample Type: Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> 5 40 mL glass vial Ice/HCl TPHg 8015, BTEX 8021, 5-O 's 8260 <br /> IJ /7 / r CC <br /> Comments, r Z r ( ! <br /> c Gl von <br /> Signature ��� Date I <br />