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i <br /> E1 <br /> GROUNDWATER SAMPLING DATA SHEET WelVPiezo ID: U-14 <br /> Site Address: 437 East Miner Avenue,Stockton,Ca. Piezometer 0 <br /> ENSR Job#: 06940-325-100 Wel! [ <br /> Unocal Job#: 0187 �- <br /> Well Purging: t Field Tech(s): <br /> Date Purged: 't� <br /> Purge Method: Disposable bailer/other <br /> Weather Conditions: <br /> Casing Material: <br /> Well Diameter: 2.40 in. <br /> Total Depth: 74.56 ft from TOC Volume 314"=0.02 V=0.04 2 -.16 T=.38 <br /> Depth to Water. a 0'.O(0 ft from TOC Factor(VF) 4'=_66 5"=1.02 9"=1.50 12"=5.80 <br /> y <br /> Water Column: ~` t ft- <br /> Water Column Volume: k 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/LmV01ft °C (us/cm)NTlts <br /> OC 0 <br /> 1 <br /> 2 <br /> 3 r• <br /> 4 <br /> Sample Collection: <br /> Date Sampled: <br /> Sampling Method:Disposable Bailer/Other <br /> Sample Type:Grab <br /> Time <br /> Sample ID Al of containers Container Type Preservation Anal sls <br /> 5 40 mL glass vial Ice/HCI TPHg 8015, BTEX 8021,5-O 's 8260 <br /> Comments 6Ar\ /�1"� r`Q13LO-C'Aer all <br /> Signature Date 2 - 4 -or <br />