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�r r rr r �■r .r r r r r r■ ■r r ■r r mom r ■r <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 /> Well 9� <br /> Pur in Field Tech(s): ✓3 <br /> Purging: <br /> DatePurged: )'-�) —� UL� <br /> Purge Method: Disposable bailer Ther Weather Conditions: <br /> Casing Material: Al, <br /> Well Diameter: 2.00 in. <br /> Total Depth: 119.08 It from TOC volume 3r4' =0.02 r'=a.o4 z"_.ls s"_.as <br /> Depth to Water: ft from TOC Factor(VF) <br /> q"_,fi6 5"=1.02 6"=1.50 12"=5.80 <br /> Water Column: ft. <br /> Water Column volume: _13 gal (WC X VF) 80% Recovery from TOG: =Total Depth -(Water Column X .8)=u T <br /> Volume DO Redox Temperature Speclfic pH Turbidity Color/Clarity Other Other <br /> Time tvity <br /> Removed Potential (ORP) Conduci `� (NTUs <br /> al m IL MI is °C <br /> 'j ew <br /> La 7S-- <br /> 7 G << .r <br /> i —13Y <br /> 2 <br /> 3 A <br /> 4 _ <br /> 4 <br /> Sample Collection: <br /> Date Sampled: ` <br /> Sampling Method: osable BallerlMer <br /> Sample Type: Grab <br /> Analysis Time <br /> Sample ID #of containers Container T e Preservation <br /> --DL <br /> =— 5 40 mL lass vial Ice/HCl TPH 8015, STFJC 8021,5-Ox 's 8260 <br /> r I <br /> Comments <br /> TJ I <br /> c <br /> 5ignature--� <br /> Date <br />