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IE <br /> GROUNDWATER <br /> rr rr r rr ■r r rr rr r ri it rr r�rr r <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: U-23 <br /> Site Address: 437 East Miner Avenue,Stockton,Ca. <br /> ENSR Job#: 06940-325-100 Well ,� Piezometer ❑ <br /> Unocal Job#: 0187 <br /> I �1� <br /> Well Purging: -O Field Tech(s): 6 <br /> Date Purged: ` <br /> I4 c./or� sf <br /> Purge Method: Disposable bailerlo#her Weather Conditions: <br /> Casing Material: <br /> Well Diameter. 2.00 in. <br /> Total Depth: 119.07 ft from TOC Volume 314"=0.02 V-0.04 r=.1s 3-_.38 <br /> Depth to Water: + ft from TOC iFactot(VF) 4-=.ss 5'=1.02 6'=1.50 17=5.80 <br /> Water Column: jr a-y ft. Fr r <br /> Water Column Volume: / 3.—f _ gal(WC X VF) 80%Recovery from TOC:=Total Depth-(Water Column X.8) <br /> I <br /> Time Volume DO Redox Temperature Specific pH Turbidity Color/Clarity Odor Other <br /> Removed Potential(ORP) Conductivity <br /> al (mg/L mvolts °C) (uS/cm) (NTUs <br /> /S:0s 10 <br /> /529 C&qtfe LT&4W <br /> =/5 z Z 0- �.. � <br /> 3 <br /> 4 <br /> I: <br /> I <br /> Sample Collection- <br /> Date <br /> Date Sampled: �A <br /> Sampling Method:Disposable Bailer/Other Gt,pP�►►° <br /> Sample Type: Grab <br /> Sam 1e ID #of containers Container Type Preservation Analysis Time <br /> 5 40 mL lass via[ lcetHCI TPHg 8015,STEX 8021,5-O 's 8260 20 <br /> Comments <br /> 4 IV <br /> Signature Date ((� <br /> I <br /> p.. <br />