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GROUNDWATER SAMPLINGG-DATASHEET Welw:'iezo 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 /> Well Purging: ` Field Tech(s): <br /> Date Purged: <br /> Purge Method: Disposable bailer/other_ ��' �� Weather Conditions: 5 <br /> Casing Material: _ /1/C <br /> Well Diameter: 1.00 in. <br /> Total Depth: 76.73 ft from TOC Volume 3/4"m0,02 1"=0.04 2"_.15 3°=.38 <br /> Depth to Water: 'U• ft from TOC Factor(VF) 4"=.66 5"=1,02 6"=1.50 12'=5.80 <br /> Water Column: `t ft. <br /> Water Column Volume: 1 gal(WC X VF) 60% Recovery from TOC: =Total Depth-(Water Column X.8) = <br /> Time Volume DO Redox Temperature Specific pH Turbidity Color/Clarlty Other Other <br /> Removed Potential (ORP) Conductivity <br /> al (mg/L mvolts "C) (uS/cm) (NTUa <br /> o i- — 16-7 3 1. N ['4•� <br /> 1 <br /> 2 <br /> 13 Ll S 3 e <br /> 4 <br /> Sample Collection: <br /> Date Sampled: i Yi <br /> Sampling Method: Disposable Bailer/Other f-w <br /> Sample Type: Grab <br /> Sample ID 1#of containers Container T e Preservation Analysis Time <br /> 5 40 mL glass vial Ice/HCI TPHg 8015,BTEX 8021,5-O 's 8260 <br /> x <br /> Comments 5 `'��/' [) . c M L_ Z3 <br /> Signature r' Date 41,16 <br />