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GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: NP-1-22 <br /> Site Address: 437 East Miner Avenue,Stockton, Ca. <br /> ENSR No. 06940-325-100 *aK— Piezometer <br /> Unocal No. 187 �7- <br /> Well Purging: �/ Field Tech(s): add 1 �VC l.far�iC� /G��F7 <br /> Date Purged: ' )*- �/ A <br /> Purge Method: Disposable bailedother #161 %d AL14 Weather Conditions: li/oma•!'h <br /> Casing Material: n U c- <br /> Well Diameter: 1.00 in. <br /> Total Depth: 33.26 ft from TOC volume 314"=0.02 11"=0.04 2'=.16 3'=.38 <br /> Depth to Water: + ft from TOC Factor(VF) 4'=.66 F=11.02 6'=1.50 12"=5.60 <br /> Water Column: IT 16 ft. <br /> Water Column Volume: C. &- 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 /> gal (mg/L mVolts 'C (US/cm) NTUs <br /> ;• ( o C <br /> 1 1 <br /> 2 lap �� y few k <br /> 3 /ORi r t - <br /> 4 <br /> Sample Collection: <br /> Dale Sampled: 1' 1 <br /> Sampling Method: Disposable Bailer/Other /✓e CAI y 1, <br /> Sample Type: Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> /Ir • y 40 mL glass vial Ice/HCI TPHg 8015, BTEX 8021, 5-0 's 8260 t <br /> Comments <br /> SignatureE'444- Date <br /> a■� as as a� a� a� as r a a� �a as as as as a ar �a�r rr <br />