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� Elmet: <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: U-22 <br /> Site Address: 437, East Miner Avenue, Stockton,Ca. <br /> ENSR Job#: 06940-325-100 Well Piezometer ❑ <br /> Unocal Job#: 0167 <br /> Weil Purging: /.01( Field Tech(s): �6 <br /> Date Purged: <br /> Purge Method:Disposable bailerlother Weather Conditions: D <br /> Casing Material: <br /> Well Diameter: 2.00 in. <br /> Total Depth: 74.06 ft from TOC volume 314"=0.02 r=0.04 z•=.16 3,=.38 <br /> Depth to Water. 31 ft from TOC lFactar(VF) 4'a.66 Ta 1.02 6'=1.50 12"a 5.80 <br /> Water Column: ft. <br /> Water Column Volume: gal(WC X VF) 80%Recovery from TOC:W Total Depth-(Water Column X.8)= C/ <br /> Time Volume DO Redox Temperature Specific pH Turbidity Color/Clarity Odor Other <br /> Removed Potential(ORP) Conductivity <br /> al <br /> - O rn mV01ts °C uSlCm NTUs <br /> o <br /> /55 1 p <br /> Z6�'36 11 <br /> 3 a -�b G auQIf <br /> Sample Collectio <br /> Date Sampled.- <br /> Sampling <br /> ampled:Sampling Method:Disposable Bailer/Other - !^ <br /> Sample Type: Grab <br /> Sample ID #of containers Container Type Preservation Analysis <br /> 5 40 mL lass vial Ice/HC1 TPH 8015,BTEX 8021,5-0 's 8260 Time <br /> i <br /> I <br /> Comments <br /> Signature Date r <br /> i <br /> �� I� <br />