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i <br /> GROUNDWATER SAMPLING DATA SHEET We111Piezo ID: U-7 <br /> Site Address: 437 East Miner Avenue Stockton,Ca. <br /> ENSR Job#: 06940-325-100 Well Piezometer ❑ <br /> Unocal Job#: 0107 <br /> Purging:Well Field Tech(s): 5b <br /> II 9 9 „ <br /> Date Purged: 9-1(9 O <br /> Purge Method:Disposable bailer/other Weather Conditions: <br /> Casing Material: <br /> Well Diameter: 2.00 in. <br /> j Total Depth: .17 ft from TOC Volume 3141=0.02 1"=0.04 7=.16 T=.38 <br /> Depth to Water. S ft from TOC Factor(VF) 4'=.68 5"=1.02 6"=1.50 12"=5.80 <br /> Water Column: ft. -1 < 4 <br /> Water Coiumn Volume: 3 .91 gal(WC X VF) 80%Recovery from TOC:=Total Depth-(Water Column X.8)_ f <br /> Time Volume DO Redox Temperature Specific pH Turbidity Color/Clarity Odor Other <br /> Removed Potential(ORP) Conductivity <br /> al (mg/L mV01ts °C uSlcm NTUs <br /> ell(a aAr <br /> 15:55 3-9 <br /> 5J 5 2 rS-o 1,'0 ---�� 1. ! • t a i a <br /> 4 <br /> Sample Ca{lecti <br /> Date Sampled: �� 1 <br /> Sampling Method:Disposable Bailer/Other". 7� 1�t�5 <br /> Sample Type: Grab <br /> I <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> 5 40 mL gla§s vial Ice/HCl TP`Hg 8015, BTEX 8021,5-0 's 8260 -D j <br /> � I <br /> Comments <br /> Signature Date O� r/6 s <br />