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EN ft. <br /> GROUNDWATER SAMPLING DATA SHEET WelUPiezo 1D MW-1 <br /> Site Address 1665 Pacific Avenue Stockton <br /> ENSR No 06940-357-100 Well ® Piezometer ❑ <br /> Unocal No 2859 <br /> Well Purging7 Field Tech(s) <br /> G�ivN <br /> Date Purged [/% <br /> Purge Method other Weather Conditions <br /> Casing Material ?y C— <br /> Well Diameter 200 in <br /> Total Depth 4965 ft from TOC Vdume 314 =0 02 1 =0 04 2 = 16 3 = 38 <br /> Depth to Water F' ft from TOC Factor NF 4 = 66 5 =102 6 =150 12"=580 <br /> Water Column ft <br /> Water Column Volume ;,y 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 /> at (mg/L mvelts "C) (uS/cm) (NTUs <br /> 14 0 Z <br /> 4 2 \tit3 , 2, 9% t <br /> 3 t c, <br /> 4 <br /> i <br /> Sample Collection <br /> Date Sampled <br /> Sampling Method DisposabTe gail r Other <br /> Sample Type Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> 6 40 mL glass vial Ice/HCl TPHg 8015,BTEX 8021,5-0x s,12 DCA,EDB 8260 <br /> Comments <br /> Signature r Date <br />