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EN:R- <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID MW-18 <br /> Site Address 1665 Pacific Avenue,Stockton _ <br /> ENSR Job# 06940-357-100 Well ® Piezometer ❑ <br /> Unocal Job# 2859 <br /> Well Purging LA/Aaile <br /> Field Tech(s) <br /> Date Purged `,ryIPurge Method Dle b �oth;�vWeather Conditions <br /> Casing Material <br /> Well Diameter 2 00 in <br /> Total Depth 88 45 ft from TOC Vdume 314-=0 02 1 =0 04 2'= 16 r= 38 <br /> Depth to Water ft from TOC Factor F 4 = 66 5"=102 6 =150 12 =560 <br /> Water Column It <br /> Water Column Volume gat(WC X VF) 80%Recovery from TOC =Total Depth-(Water Column X 8)_ <br /> Time Volume DO Redox Temperature Speclfic pH Turbidity Color/Clarity Odor Other <br /> Removed Potential(ORP) Conductivi <br /> al (mall-) mvolts °C NTUs <br /> 1 0ZT^13 c•• �u i <br /> t 2 b( <br /> 4 <br /> Sample Collection ; <br /> Date Sampled <br /> Sampling Meth is s ble her <br /> Sample Type Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> 6 40 ml-alass vial Ice/HCI TPHg 8015 BTE.X 8021 1,2 DCA EDB 8260 <br /> Comments <br /> -f <br /> Signature J � � Date <br />