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Groundwater Monitoring Well Sampling Field Log <br /> FS <br /> i f L r Preject� <br /> Pro ect Name CTL QMR <br /> Project Address 3105 S EI Dorado Street <br />' Stockton, CA 94526 <br /> Date of Sampling 1-Feb-03 <br /> Name of Sampler Dawn Sorenson <br /> GW Monftoring Wells <br /> Well No (Designation) MW-1 <br /> Casing Diameter 2" <br /> Seal at Grade - Type/'Condition Poor/Leaking' <br /> Well Ca - Type/Condition Good <br /> Elevation of TQC -ft above MSL 1302 <br /> De th of Well -ft 50 <br /> Depth to Water-ft 316 <br /> Floating Product None <br /> Required GW Purge Before Sampling 8 gal <br /> I Actual GW Pure Before Sampling___ 12 gal <br /> Appearance of Pure Water Lt Gre <br /> LS 3f 1 f ! <br /> F C si r <br /> GW`MonitoClnq Samples <br /> Pump Volume pH Conductivity Temperature <br /> 0 717 670 774 <br /> 4 731 723 736 <br /> 8 738 683 724 <br /> 12 739 681 720 <br /> E 3 {Y i 9 i`^u;�C r t 3 1 v ., 3 l ilr Lr a y ,l; iAl3L ii F <br /> 4 4 t <br /> i v44 �r Sr rz P a ret ,A r ; 4 t Ir ul z, �I <br /> omMent5 <br /> dFi <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 /> slight sheen <br /> Environeering, Inc PO Box 2498 Danville, CA 94583 SF MW 1-4 2-1-03 As <br />