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GROUNDATER SAMPLING DATA SHEET Well/Piezo ID: NP-2.60 <br /> Site Address: 437 East Miner Avenue,Stockton, Ca. <br /> ENSR No. 06940-325-100 Well ❑ Piezometer <br /> Unocal No. 187 <br /> Well Purging: Field Tech(s): <br /> Date Purged: <br /> Purge Method:r j le bailerlother Weather Conditions: <br /> Casing Material: 'Fuc-- <br /> Well <br /> USWell Diameter: 1.00 in. <br /> Total Depth: 68.94 ft from TOC Volume 314"=0.02 1"=0.04 2-w.16 3'=.38 <br /> Depth to Water: ft from TOC Factor(w) 4"=.66 5"=1.02 6'=1,50 12'm 5.80 <br /> Water Column: fl. S <br /> Water Column Volume: gal (WC X VF) 80%Re-overy from TOC: =Total Depth-(Water Column X.8)_ <br /> Time Volume DO Redox Temperature Specific pH Turbidity Color/Clarity Other <br /> Removed Potential (ORP) Conductivity <br /> al (mg/L mvolts °C (US/cm) NTUs <br /> 0 1 2.4 <br /> 140 1 <br /> -C 2 -a t- <br /> 31 <br /> 7 3 <br /> 4 <br /> Sample Collection: <br /> Date Sampled: <br /> Sampling Method: Disposable Bailer/Other <br /> Sample Type: Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> 5 40 ml-glass vial Ice1HCI TPHU 8015,BTEX 8021,5-O 's 8260 <br /> Comments <br /> Signature Date <br /> I <br />