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r r r r r r rr r r r r r r rr r rr �r <br /> • <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: U-5 <br /> Site Address: 437 East Miner Avenue,Stockton,Ca. <br /> ENSR Job#: 06940-325-100 Well ® Piezometer ❑ <br /> Unocal,lob#; 0187 <br /> i <br /> Well Purging: Field Tech(s)�G <br /> Date Purged: Z"j O <br /> Purge Method:Disposable bfailerlother Weather Conditions: � �� <br /> Casing Material: <br /> Well Diameter. 2.00 in. <br /> Total Depth: 52.55 ft from TQC volume 314'-0.02 1'=0.04 2"=.16 3 =.38 <br /> Depth to Water. ©-3 7 ft from TQC Fatter(VF) 4"=.66 5"=1.02 6"=1.50 17=5,8G <br /> Water Column: ft. <br /> Water Column Volume: 7- 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 Odor Other <br /> Removed Potential(ORP) Conductivity <br /> al (mg/L mvolts °C (US/cm) <br /> 1 1 NTUs <br /> 0 <br /> t 1 r <br /> 2 s �— C <br /> 5 3 �� /f <br /> 4 /G <br /> Sample Collection: / <br /> Date Sampled: <br /> Sampling Method:Disposable Bailer/Other ; <br /> Sample Type: Grab I . <br /> Sample 1D #of containers Container T e Preservatlon Analysis Time <br /> 5 40 mL glass vial Ice/HCI TPHg 8015,BTEX 8021,5-O 's 8260 ; p <br /> i <br /> I <br /> Comments <br /> Signature Date <br /> I <br />