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Elft. <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: U-26 <br /> Site Address: 437 East Miner Avenue,Stockton,Ca. <br /> ENSR Job#: 06940-325-100 Well Piezometer ❑ <br /> Unocal Job#: 0187 <br />� y- <br /> Well Purging: ��- Field Tech(s):�� <br /> Date Purged: — <br /> Purge Method:Disposable bailer/other _ Weather Conditions: <br /> LIP <br /> Casing Material: <br /> Well Diameter: 2.00 in. <br /> Total Depth: 15.27 ft from TOCVolume V r=0.02 1"=0.04 2'=.16 3'=.38 <br /> Depth to Water ft from TOC Factor(VF) 4'z.66 5'=1.02 6"=1.50 12"=5.80 <br /> Water Column: 7,3 ft. <br /> Water Column Volume: gal(WC X VF) 80%Recovery from TOC:=Total Depth-(Water Column X.8)_ A6 <br /> Time Volume DO Redox Temperature Specific pH Turbidity Calor/Clarity Odor Other <br /> Removed Potential(ORP) Conductivity <br /> al (mg/L mV01ts °C uSlcm) (NTUs <br /> = o <br /> in- q7 _all -JA gp� CA IF <br /> 4 <br /> Sample Collection: <br /> Date Sampled:-Z-/(,-0 <br /> Sampling Method:Disposable Bailer/Other <br /> Sample Type: Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> S 40 mL glass vial Ice/HCI <br /> TPHg 8015, BTEX 8021,5-Ox s 8260 <br /> Comments <br /> Signature Date___ _' ' <br />