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• � i <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: U-25 <br /> Site Address: 437 East Miner Avenue, Stockton,Ca. <br /> ENSR No. 06940-325-100 Well Piezometer ❑ <br /> Unocal No. 187 <br /> Field Tech(s): <br /> Well Purging: - <br /> Date Purged: <br /> Purge Method: Disposable bailedother . eiX Weather Condiitions:_� __— <br /> Casing Material: Nc <br /> Well Diameter: 2.00 in. <br /> Total Depth: 119.08 ft from TOC volume 314"=0.02 1"=0.04 2"=.1s 3"=.38 <br /> Depth to Water: ft from TOC lFactor(VF) 4"=.66 5"=1.02 6"=1.50 12"=5.80 <br /> Water Column: L ft. C <br /> Water Column Volume: 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 <br /> Removed Potential (ORP) Conductivity <br /> al (mg/L mVoits °C NTUs <br /> G 0 0 C- ecu` <br /> 1 �r' Z( ` <br /> 2 <br /> 3 --z z6 f <br /> 4 <br /> Sample Collection: <br /> Date Sampled: <br /> Sampling Method, sposabier Bailer they `&. -e- <br /> Sample Type: Gra ------� <br /> Sample ID of containers Container Type Preservation Analysis Time <br /> 5 40 mL glass via{ Ice/HCI TPHg 8015,BTEX 8021,5-OM's 8260 ' <br /> Comments <br /> 7 <br /> Signature Date--6 { t <br />