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Elmet. <br /> GROUNDWATER SAMPLING DATA SHEET WelYPiezo ID: U-12 <br /> Site Address: 437 East Miner Avenue,Stockton,Ca. <br /> ENSR No. 06940-325-160 Well Piezometer ❑ <br /> Unocal No. 187 <br /> Well Purging: � Field Tech(s): ,Gw A <br /> Date Purged: ��ICT_ CI <br /> CI 7 <br /> Purge Method: Disposable baile flier Z- Weather Conditions: <br /> Casing Material: <br /> Well Diameter: 2.00 in. <br /> Total Depth: 119.46 ft from TOC Volume 3/41=0.02 1"=0,04 2"=,16 3"=.38 <br /> Depth to Water: ft from TOC lFactor(W) 4"=.66 5"=1,02 6"=1.50 12'z 5.80 <br /> Water Column: c ft. <br /> Water Column Volume: 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 Other <br /> Removed Potential(ORP) Conductivity <br /> al (mg/L mvolts °C) JNTUs <br /> o —Za <br /> 1 NO -ZyZ Z z d 2 3 kzr iF t <br /> 2 '7 !0' t/ <br /> 4 <br /> Sample Collection. <br /> Date Sampled: -RC1-d <br /> Sampling Method: Disposable Bailer/Other <br /> Sample Type. Crab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> z 5 40 ml glass vial Ice/HCI TPHg 8015,BTE.X 8021,5-O 's 8260 <br /> Comments <br /> r <br /> `U <br /> Signature - Date <br />