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GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: U-1 <br /> Site Address: 437 East Miner Avenue, Stockton,Ca. <br /> ENSR No. 06940-325-100 Well 1N Piezometer ❑ <br /> I Unocal No. 0187 <br /> Well Purging: Field Tech(s): G W <br /> 9 S tk4E5) <br /> Date Purged:' <br /> ur ed: <br /> � <br /> F Purge Method: Disposable bailer/other ' /�Weather Conditions: yLarh <br /> Casing Material: <br /> Well Diameter: 2.00 in. <br /> Total Depth: 57.48 ft from TOC volume 314"=0.02 V=0.04 2"=.16 3"='.38 <br /> Depth to Water: °� 46 ft from TOC IlFactorff) 4"=.66 5"=1.02 6"=1,513 12"=5.80 <br /> Water Column: o� is ft. <br /> Water Column Volume: 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) (mVolts °C (us/cm) NTUs) <br /> 0. /off <br /> - <br /> IS 2 <br /> 3t - 3316 44 <br /> 4 <br /> Sample Collection: <br /> Date Sampled: '7 <br /> Sampling Method: ' parable al Other <br /> Sample Type: Grab <br /> i <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> 40 mL glass vial Ice1HCl TPHg 8015,BTEX 8021, 5-O 's 8260 <br /> i <br /> Comments <br /> d <br /> Signature . Date_ <br /> � /f-o <br />