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rr r� rr r rr rr rr �r r r r� r r rr r rr <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: NP-1-65 <br /> Site Address: 437 East Miner Avenue, Stockton, Ca_ <br /> ENSR No. 06940-325-100 Well ❑ Piezometer <br /> Unocal No. 187 <br /> E Well Purging: Field Tech(s): 11..L VVG <br /> Dale Purged: '� L <br /> Purge Method: Disposable bailer/other A/ / -&,'1�*• Weather Conditions: <br /> Casing Material: <br /> .f fes, <br /> Well Diameter: 1.00 in. <br /> Total Depth: 76.73 ft from TOC Volume 314"=O.02 1"=0.04 2"=A6 3"=-38 <br /> Depth to Water: ft from TOC Factor(VF) 4"=.66 5"=1.02 6-=1.50 12"=5.80 <br /> Water Column: - h• >� <br /> Water Column Volume: gal(WC X VF) 80% Recovery from TOC: =Total Depth-(Water Column X.8)_ <br /> Time Volume7` y �O Redox Temperature Specific pH Turbidity Color/Clarity Other Other <br /> Removed Potential(ORP) Conductivity <br /> gal (mg/L mValts °C (US/cm) NTUs <br /> L ctcai e <br /> 2 <br /> efl 3 Imo, 1 .5 l tet •. <br /> 4 <br /> Sample Collectiow <br /> Date Sampled: <br /> Sampling Method: Disposable hailer/Other �t✓`'y b n S ) <br /> Sample Type: Grab <br /> Sample Ill #of containers Container Type Preservation Analysis Time <br /> 1110 40 mL glass vial Ice/HCl TPHg 8015, BTEX 8021, 5-O 's 8260 Q <br /> Comments <br /> Date <br /> Signature 4� �� <br />