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Groundwater Monitoring Well Sampling Meld Log <br /> Project <br /> it <br /> Pro ect Name CTL QMR <br /> Pro ect Address 3105 S EI Dorado Street <br /> Stockton, CA 94526 <br /> Date of Sampling 28-Mar-01 <br /> Name of Sampler Dawn Sorenson <br /> ,i a tie , 1r s <br /> iGW Monrtaring Wells,' <br /> r 14 i <br /> I S <br /> Well No (Desi nation) MW-1 <br /> Cason Diameter 2" <br /> Seal at Grade - T elCondition Good <br /> Well Ca - Type/Condition Good <br /> Elevation of TOC -ft above MSL 1302 <br /> Depth of Well -ft 50 <br /> Depth to Water-ft 275 <br /> Floating Product none <br /> Required GW Purge Before Sampling 8 gal <br /> Actual GW Pure Before Sampling 12 gal <br /> Appearance of Purge Watergrey-green/cloudy <br /> GW Mondortng'Sample <br /> Pume Volume pH Conductivity Temperature Water Level Removal Volume <br /> 4 72 0 293 <br /> 8 721 0 297 <br /> 12 721 0 31 1 <br /> id[ <br /> ' tian,.i ,r , r� ,r , , r F' d '•�E fir; ' , e,�-7. <br /> ' rs ri l a F r <br /> I <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 /> 2-1400 mL amber, 2-40 mL viols <br /> Recharge 1 hr <br /> Slight hydrocarbon odor <br /> Enwoneenng, Inc PO Box 2498 Danville, CA 94583 SF MW 1-4 3-28-01 As <br />