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r <br /> Groundwater Monitoring Well Sampling Field Log <br /> Project <br />' Project Name CTL QMR <br /> Pra ect Address 3105 S E1 Dorado Street <br />' Stockton, CA 94526 <br /> Date of Sampling 21-Mar-02 <br /> Name of Sampler Dawn Sorenson <br /> 1 ' a GW MonrtQring Wells ` <br /> Well No (Designation) MW-1 <br /> Casing Diameter 2" <br /> Seal at Grade - T e/Condition 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 2907 <br /> Floating Product slight sheen <br /> Required GW Purge Before Samphing 8 gal <br /> Actual GW Pur a Before Sam2ling 15 gal <br /> A2pearance of Purge Water dk grey <br /> `GW Monitoring Samples <br /> Pump Volume pH Conductivity Temperature Comments <br /> 0 722 863 201 <br /> 5 745 753 204 <br /> 10 748 741 205 <br /> 15 747 744 207 <br /> , r i <br /> " C�tnrrmen#s° <br /> I ' r <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 /> slight hydrocarbon odor <br /> sightly silty <br /> f <br />` Environeenng, Inc PO Box 2498 Danville, CA 94583 SF MW 1-4 03-21-02 xfs <br />