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GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: NP-2-60 <br /> Site Address: 437 East Miner Avenue,Stockton,Ca. <br /> ENSR Job#: 06940-325-100 Well Piezometer ❑ <br /> r Unocal Job#: 0187 <br /> Well Purging• Field Tech(s): <br /> Date Purged: , -1 ,oe <br /> Purge Method:Disposable bailer/other Weather Conditions:Clok4l <br /> t Casing Material: <br /> Well Diameter: 1,00 in. <br /> Total Depth: -94 ft from TOC Volume 3/4'=0.02 i•=o.o4 x=.18 3'=.38 <br /> Depth to Water. d+ ft from TOC Factor(VF) 4 =.66 S•=i.o2 6'=1.50 12'=6.80 <br /> Water Column: ft, <br /> Water Column Volume: Q. 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 m L mvolts °C (US/cm) NTUs <br /> 0 <br /> 2. 1 Q. 1.7 <br /> z <br /> Z s <br /> 4 <br /> Sample Collection: <br /> Date Sampled: ` - <br /> Sampling Method: Disposable Bailer/Other ( t4A r <br /> Sample Type: Grab <br /> I <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> b 5 40 mL glass vial Ice/HCi TPHg 9015,BTEX 8021,5-Ox s 8260 ' <br /> I <br /> Comments <br /> Signature Date <br /> I <br />