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Groundwater Monitoring Well Sampling Field Log <br /> iProject <br /> roroect Name CTL QMR <br /> Pro ect Address 3105 S EI Dorado Street <br /> Stockton, CA 94526 <br /> Date of Sampling 21-Jun-03 <br /> Name of Sampler Dawn Sorenson <br /> GW Monitoring Wells , <br />' <br /> Well No (Designation) MW-1 <br />' <br /> Casing Diameter 2" <br /> Seal at Grade-T e/Condgion Poor <br /> Well Ca -Type/Condition Fair <br />' Elevation of TOC-ft above MSL 1302 <br /> Depth of Well -ft 50 <br /> Depth to Water-ft 324 <br />' <br /> Floating Product slight sheen <br /> Required GW Purge Before Sampling 8 gal <br /> Actual GW Purge Before Sampling 12 gal <br />' Aepearance of Pure Water grey <br /> GW Monitoring Samples <br /> Pum Volume pH Conductivdy Temperature <br /> 0 714 828 235 <br /> 4 756 725 232 <br />' 8 764 691 233 <br /> 12 760 677 235 <br /> 1 r <br /> Comments <br /> No of Samples Collected annd Type, Sample Odor, Well Recharge, etc <br /> 5 analyses (THP-d, TPH-o, TPH-g, BTEX, MTBE/oxygenates) <br /> 2-1000 mL amber, 2-40 mL viols <br /> Recharge 1 hr <br /> Casing needs to be replaced, space around and above the well cap full of mud and <br />' smelled of fuel <br /> Environeering, Inc PO Box 2498 Danville, CA 94583 8F MW 1-4 6-21-03,xis <br /> r <br />