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MOW ! mm MM M M M M m i m IM m m r <br /> 0 <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: U-13 <br /> Site Address: 437 East Miner Avenue, Stockton, Ca. <br /> ENSR No. 06940-325-100 Well Piezometer ❑ <br /> Unocal No. 187 <br /> Well Purging: VCS'hw-c 41)o Field Tech(s):_ <br /> Date Purged: <br /> Purge Method: Disposable bailerlotQealher Conditions: <br /> Casing Material: <br /> Well Diameter: 2.00 in. <br /> Total Depth: 4.85 ft from TOC Volume 314"=0,02 1"=0.04 2"=.16 3"=.38 <br /> Depth to Water., a ft from TOC Factor(VF) 4"=.66 6"=1.02 6"=1.50 12'=5.60 <br /> Water Column: ft. <br /> Water Column Volume: 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 Il mvolts "G (US/CM) NTUs <br /> !S 2 <br /> ! [ 3 -�► <br /> 4 <br /> i <br /> Sample Collection: <br /> Date Sampled: 3- C <br /> Sampling Method: Disposable BailerlOther <br /> Sample Type: Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> 40 mL glass vial Ice/HC TPHg 8015, BTEX 8021, 5-O 's 8260 ALtVrftC <br /> VVA <br /> Comments <br /> Date <br /> Signature <br /> ' <br /> I <br />