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EIM. !' 1 <br /> GROUNDWATER SAMPLING DATA SHEET f WeViezo ID MW-4 ` <br /> Site Address 1665 Pacific Avenue Stockton <br /> ENSR Job# 06940-357-100 k Well ® Piezometer ❑ <br /> Unocal Job# 2859 ` F <br /> Well Purging // �; Field`Techs) <br /> Date Purged <br /> Purge Method Di usable baderlother c,.. I sE Weather Co ditions 5c' <br /> Casing Material �� r <br /> Well Diameter 2 04 in <br /> Total Depth 54 57 ft from TOCvolume ll a+4 =002 1 =0134 2 = 16 3 = 38 <br /> Depth to Water Z- ;ft from TOC Fact« I� 4 =es 5 =i o2 a =iso 12•=530 _ <br /> Water Column ft f- I{ _ - - <br /> Water Column Volume gat(WC X VF) , 80%Recov�e ry from TOC =Total Depth-(Water Column X 8)= �= <br /> n I� <br /> Time Volume DO Redox Temperature Specific pH Turbidity ColorlClarity Odor Other - <br /> Removed Potential(ORP) <br /> ty <br /> 1 t {I� l[{` Conductivi <br /> a1 m L mVolts 1 °C f! 6.1 NTUs <br /> 110 0 5 (C I, h <br /> Z "' t a Z 3 { 27 <br /> z <br /> j11 3 d er <br /> != II• II y <br /> Sample Collection I _ <br /> Date Sampled o 7 P _ <br /> Sampling Melhod Dis osabie Bailerl0ther <br /> Sample Type Grab - t 'r - - - <br /> Sample ID #of containers Container Type - Preservation - Analysis - Time <br /> 6 40 mL glass vial Ic@HCI fl TPHg 8015 BTEX 8421 5 1,2 DCA EDB 8260 2 <br /> !f Il - <br /> " <br /> L 'I !II <br /> Comments <br /> Signature ate <br /> f <br /> i <br /> 0 Ono E <br /> �S <br />