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rr r �■r r� r r r r r � r r r rr rr r rr <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: U-3 <br /> Site Address: 437 East Miner Avenue,Stockton, Ca. <br /> ENSR No. 06940-325-100 Well Piezometer ❑ <br /> Unocal No. 187 <br /> Well Purging: r' Field Tech(s): <br /> Date Purged: b 4 f <br /> Purge Method: Disposable b ilerlotheV Weather Conditions: <br /> Casing Material: �q G' <br /> Well Diameter: 2.00 in. <br /> Total Depth: 54.11 ft from TOC Volume 3/4"=0.02 1'=0.04 2"=.16 3"=.3B <br /> Depth to Water: E{ ft from TOC Factor(VF) 4"=.66 5"=1.02 6'=1.50 12"=5.80 <br /> Water Column: `IL _ft. <br /> Water Column Volume: gat(WC X VF) 80%Recovery from TOC: =Total Depth-(Water Column X.8) <br /> Time VolurKe ' D Redox Temperature Specific pH Turbidity Color/Clarity Other Other <br /> Removed Potentia((DRP) Conductivity <br /> (gal) (mg/L) (mV01ts) °C) (uS/cNTUs <br /> 2 ; Iv. t a 4 <br /> 3 <br /> 4 " r <br /> LEE <br /> Sample Collection: �� <br /> Date Sampled: © vj S <br /> Sampling Method: Disposable Qggdj)ther <br /> Sample Type: Grab <br /> Sample ID #of containers Container Type Preservation Analysis T(me <br /> 40 mL glass vial IcelHCI TPHg 8015, BTEX 8021,5-p 's 8260 /11 W <br /> I <br /> Comments <br /> Signature Fv.(1 � 45�f�v Date <br /> r= <br />