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�r r rr r � r r r �r r r� r� rr rr �■ ■� ■r <br /> GROUNDWATER SAMPLING DATA SHEET Well/Piezo ID: U-17 <br /> Site Address: 437 East Miner Avenue, Stockton, Ca. <br /> ENSR No. 06940-325-100 Well ® Piezometer ❑ <br /> Unocal No. 187 ,�v1 <br /> Well Purging: Field Tech(s):_ *=A- { 1� a t nos (G -N) <br /> Date Purged:_?j 5 w <br /> Purge Method: Disposa le bailer/other �"�`�� fjon " Weather Conditions: Cain <br /> Casing Material: ryc <br /> Well Diameter: 2.00 in. <br /> Total Depth: 114.63 ft from TOG 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"=5.80 <br /> Water Column: ft. <br /> Water Column Volume: jigI 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 Other <br /> Removed Potential(ORP) Conductivity <br /> (gal) mg/L) (mVolts 'G (US/cm) (NTUs <br /> aL <br /> z LAd'e,tl E CA t <br /> L- 3 , <br /> 4 ` f <br /> !L ; <br /> Sample Collection: z I <br /> Date Sampled: Al-065- <br /> D " <br /> Sampling Method: DT erlOther <br /> Sample Type: Grab <br /> Sample ID #of containers Container Type Preservation Analysis Time <br /> 40 mL glass vial Ice/HCI TPHa 8015, BTEX 8021, 5-O 's 8260 <br /> l d <br /> Comments VJl� J CL <br /> Signature t' Vku'itl +"5 Iuj Date __?'�v� _ <br />