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Eli <br /> GROUNDWATER SAMPLING DATA SHEET WeIVPiezo ID: U-19 <br /> Site Address: 437 East Miner Avenue,Stockton,Ca. <br /> ENSR Job#: 06940-325.100 Well Piezometer ❑ <br /> Unocal Job#: 0187 <br /> Well Purging: t Field Tech(s): <br /> . _ <br /> Date Purged: `le <br /> Purge Method:Disposable bailer/other Weather Conditions: <br /> Casing Material: <br /> Well Diameter: 2.00 in. <br /> Total Depth: 118.42 ft from TOC volume 3/4'=D.02 1"=0.04 2"=.16 3•=.3e <br /> Depth to Water. 131• ft from TOC Factor(VF) 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.8)_ <br /> Time Volume DO Redox Temperature Specific pH Turbidity Color/Clarity Odor Other <br /> Removed Potential(ORP) Conductivity <br /> al m mVoits) (°C (US/cm) NTUs <br /> ji-I o <br /> 3 T te e1 v rrl trCr `.O r <br /> a <br /> Sample Collection: <br /> Date Sampled: a- (4 <br /> Sampling Method:Disposable Bailer/Other PlV-� �M' <br /> Sample Type: Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> 5 40 mL glass vial Ice/HCI TPHg 8015,BTEX 8021,5-0 s 8260 <br /> Comments <br /> Signature Date 6 v <br /> I <br />