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MO® r r w ■r r r w r r r <br /> EHM, <br /> GROUNDWATER SAMPLING DATA SHEET WelltPiezo ID MW-240 <br /> Site Address 5606 Pacific Avenue,Stockton,Ca <br /> ENSR Job# 06940-293 100 Well Piezometer ❑ <br /> Unocal Job# 5098 <br /> Well Purging ilg�a'7, Field Tach(s) <br /> Date Purged / G? d <br /> Purge Method Disposable bailedother Weather Conditions <br /> Casing Material a`- <br /> Well Diameter 2 00 in <br /> Total Depth 10245 ft from TOC Volume 314 =0 02 V=0 04 2 = 16 V- 38 <br /> Depth to W star + 1 ft from TOC Factor 4 - 66 5 =1 02 6 =1 50 12"•5 80 <br /> Water Column ft <br /> Water Column Volume gal(WC X VF) 80%Recovery from TOC =Total Depth-(Water Column X B)= <br /> Time Volume DO Redox Temperature specific pH Turbidity Color/Clarity Odor Other <br /> Removed Potential(DRP) Conductivity <br /> at mV01ts °C ustom NTUs <br /> o 1C v <br /> 0 <br /> f Ira2 CA <br /> I V.61 a T I I ia'N z rl <br /> 4 ..- <br /> Sample Collectlol �r �03 <br /> Date Sampled (( �r <br /> Sampling Method Disposable Bailer at <br /> Sample Type Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> 5 40 mL glass vial Ice/HCI TPHa 8015 BTEX 8021 7 's 8260 <br /> 3 40 mL glass vial lceMCl full scan by 8260 <br /> Comments <br /> Signature d DateCJ�� <br />