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� ■� tililill� � 1� f• i I• i i i i !• i i i � i � <br /> ENF.' R. <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID MW 21D <br /> Site Address 5606 Pacific Avenue,Stockton Ca <br /> ENSR Job# 06940-293 100 Well Piezometer ❑ <br /> Unocal Job# 5098 <br /> Well Purging Field Tech(s) <br /> Date Purged_= _ 2! <br /> Purge Method Disposable bailed th tJc V Weather Conditions �i44VY4vA <br /> Casing Material <br /> �LIL, <br /> Well Diameter 2 40 in <br /> Total Depth �,� 66 20 ft from TOC volume 314 =0 02 1 =0 04 2 = 16 3 = 38 <br /> 36 <br /> Depth to Water _ 0 from TOC Factor F 4 = 66 5 =102 6 =150 12 =660 <br /> Water Column 0 ft <br /> Water Column Volume l 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 Other <br /> Removed Potential(ORP) Conductivity <br /> al m /L MVolts °C NTUs <br /> 0 <br /> _ C f! I <br /> r 1 � � <br /> 7 ,1 2 Z <br /> 3 I ,' <br /> 4 <br /> Sample Collection <br /> Date Sampled <br /> Sampling Meth isposable het �,t <br /> Sample Type Grab b� <br /> Sample ID I#of containers Container Type Preservation (Anal sis Time <br /> 5 40 mL glass vial lce/HCI TPHQ 8015 <br /> 3 40 mL glass vial IcetHCI full scan by 82608 &1,2 DCA,EDB by 82606 ' <br /> IEEE <br /> Comments <br /> I / <br /> / A <br /> Signature Date (J <br /> J <br />