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i <br /> ENS. <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: U-10 <br /> Site Address: 437 East Miner Avenue,Stockton, Ca. <br /> ENtSR Job#: 06940-325-100 Well RL Piezometer ❑ <br /> Unocal Jab#: 0187 <br /> f <br /> Well Purging-I Field Tech(s)- <br /> Date Purged: 7-o IV <br /> Purge Method:Disposable balledother Weather Conditions:�b <br /> Casing Material: <br /> Well Diameter: 2.00 in. <br /> Total Depth: 119.89 ft from TOC volume 314'=0.02 1'=0.04 2"=.16 3 =,36 <br /> Depth to Water. 0- ft from TOC Factor(VF) 4'_.66 5"=1.02 6•=1.so 12"=5.60 <br /> Water Column: ft. <br /> Water Column Volume: a1 WC X VF 80/o Recove from TOC:=Total De th- <br /> g ( } ° ry p (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) NTUs <br /> 2 2 U1 <br /> 6 3L7 odo <br /> 4 <br /> Sample Collection: <br /> Date Sampled: 2-/ �•a:, ,•,1� <br /> Sampling Method:Disposable Bailer/Other o4— <br /> Sample Type., Grab <br /> Sam la ID #of containers Container Type Preservation Analysis Time <br /> 5 40 mL glass vial lce/HCI TPHg 8015,BTEX 8021,5-Oxy-is 8260 �r <br /> Comments <br /> Signature , <br /> Date ra'r <br /> ■w w w w <br /> w� w wi ■w� � w ww w� w w ww w ■w ww <br />