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i <br /> Groundwater Monitoring Well Sampling Field Log <br /> r Nf <br /> Project " <br />' Pro ect Name CTL QMR <br /> Project Address 3105 S EI Dorado Street <br />' Stockton, CA 94526 <br /> Date of Sampling 27-Dec-01 <br /> Name of Sampler Dawn Sorenson <br /> GW Monitoring Wells <br /> ori i a N i <br /> Well No (Designation) MW-4 <br />' <br /> Casing Diameter 2" <br /> Seal at Grade -Type/Condition Good <br /> Well Ca -TypelCondition Good <br /> Elevation of TOC -ft above MSL 1235 <br /> Depth of Well -ft 50 <br /> Depth to Water- ft 301 <br /> Floating Product slight sheen <br /> Required GW Pure Before Sampling 8 gal <br /> Actual GW Pur a Before Sampling 15 gal <br /> Appearance of Pure Water cloudy grey <br /> GW Monitoring Samples ry <br /> Pump Volume pH Conductivtt Temperature Water Level Removal Volume <br /> 0 67 1308 18 1 <br /> 5 672 1331 201 <br /> 10 675 1321 206 <br /> 15 677 1290 207 <br /> ✓v' t U '_ r ,. 4 v ; E a _ r e e sa g .. , sv e i <br /> ■/�./�/� pin}Q s i 1 <br /> !,V\/mmeew l{�Hr i <br /> b,i i i I£dT Jn i to it Si 3i it Ff <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 mi- viols <br /> Recharge 1 hr <br /> slight hydrocarbon odor <br /> Environeering, Inc PO Box 2498 Danville, CA 94583 SF MW 1-4 12-27-01 As <br />