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Elm. <br /> GROUNDWATER SAMPLING DATA SHA=T WeII/Piezo ID: U-16 <br /> Site Address: 437 East Miner Avenue, Stockton, Ca. <br /> ENSR No. 06940-325-100 Well PT Piezometer ❑ <br /> Unocal No. 187 <br /> Well Purging: Field Tech(s): `!v k <br /> Date Purged:_ Z7 ' � �-U Y (-1)C-:) <br /> Purge Method: Disposable bailer/ th w=v+ Weather Conditions: C F <br /> Casing Material: C— <br /> Well Diameter: 2.00 in. <br /> Total Depth: 74.86 ft from TOC Volume 314"=0.02 1"=0.04 2'=.16 3'=,38 <br /> Depth to Water: ft from TOC Factor(VF) 4"-=.66. 5"=1.02 6'=1.50 12"=5.30 <br /> Water Column: ft. <br /> Water Column Volume: L G( gal(WC X VF) 80% Recovery from TOC: =Total Depth-(Water Column X.8)_ q0 17 <br /> Time Volume DO Redox Temperature Specific pH Turbidity Color/Clarity Other <br /> Removed Potential (ORP) Conductivity <br /> al m IL mvolts °C NTUs <br /> 0 — � <br /> 3.' 5z 1 cj E r <br /> j 2 c7 I I <br /> 3 2. L 77ZZ <br /> 4 <br /> Sample Collection: <br /> Date Sampled: Yj <br /> Sampling Meth it /Other <br /> Sample Type: Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> r - 5 40 ml-glass vial Ice/HCI TPH2 8015,BTEX 8021, 5-O 's 8260 <br /> Comments <br /> Signature �} /,� Date - <br /> �l <br />