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OCR <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID MW-12 <br /> Site Address 5606 Pacific Avenue Stockton Ca <br /> ENSR Job# 06940-293 100 Well 16 Piezometer ❑ <br /> Unocal,fob# 5098 <br /> Well Purging �l Field Tech(s) <br /> Date Purged U� _ r <br /> Purge Method Uspotable bade oth ) frV�O Weather Conditions 4 <br /> iiiii <br /> Casing Material L�/ <br /> Well Diameter 2 00 in <br /> Total Depth 72 90 ft from TOC Vdume aro =0 02 1 =0 04 2 = 16 3 = 38 <br /> Depth to Water _ 1' KZ. ft from TOC Fades F 4 = 66 9 =102 6 =150 12 =580 <br /> Water Column —�a ft <br /> Water Column Volume gal(WC X VF) 80%Recovery from TOC =Total Depth-(Water Column X 8)= i <br /> Time Volume DO Redox Temperature Specific pH Turbidity Calor/Clarity Odor Other <br /> Removed Potential(ORP) Conductivity <br /> al m !L mVolts "C 13 IL NTUs <br /> 0 5 3,1 — <br /> 2 164 7 Z <br /> 13.23 3 _Z rr <br /> (, 4 <br /> Sample Collection <br /> Date Sampled <br /> Sampling Metho, is os le Bader r f G <br /> Sample Type Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> - 1V1W 4 <br /> � 40 mL glass vial Ice1HCl TPHq 8015 1 <br /> Yl 3 40 ml-glass vial Ice/HCl full scan by 8260B 8 1.2 DCA EDB by 8260B <br /> Comments <br /> Signature Date <br /> L / L <br />