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' WEISS ASSOCIATES <br /> ' MONITORING WELL MW-1 <br /> � <br /> ) GRAPHIC LOG DESCRIPTION <br /> ' 0 - - Asphalt <br /> H ' <br /> ' U 4"PVC _ <br /> casing = Silty SAND (SM),dark reddish brown, loose, <br /> g 5 damp, 1030°l°sit, fine to medium dared,high <br /> estimated permeability <br /> U s. <br /> -C _ <br /> lit Grout <br /> a <br /> N <br /> 10 10 (ConlaclSromduller) - - - - -- - - - - - - <br /> Sandy SILT (ML),grayish brown loose to <br /> p medum dense,damp, 20.401°very tine to <br /> Z ____ tine sand, moderate estrmG•ed permeabili•y <br /> t� <br /> a ---- (Contact from driller) <br /> - - -- - - - - -- - - - - - - - - - - - - - - - - <br /> 15 15 Silty SAND (SP),light yellow brown, loose, <br /> ° cry, 2 5%spit,very fine to medium sand <br />' strong gasoline odor,very high estimated <br /> CD permeacility <br /> r� <br />' <br /> 20 20 10 20116 sill below 20 fi ,sircnc gasoline <br /> or ocor from 20 to 21 5 ft <br /> - <br /> w - <br /> p <br /> c5 25 - - - <br /> .� Yellow brown below 25 ft ,strong gasoline <br /> odor from 25 to 26 5 h <br /> - - - - - - - - - - - - - - - - - - - _ <br /> nFao..` s EXPLANATION <br />' S Water level airing cr•,ling (date) Logged by Joseph P Theisen <br /> Q Water Level (cite) Supervisor Richard 8 Werss,EG 1112 <br /> ---, Contact (dashed ri here approx} Dnlling Company Exploration Geoservices, San Jose, CA <br />' <br /> Driller Tim Whitney <br /> r i i r i i i i Gradational Contact <br /> D <br /> Location of recovered drive sample rilling MethodHollow Stem Auger <br /> Date Drilled 22 July 87 to 23 July 87 <br /> Location of drive sample collected for Well Head Completion Locking Well Cap and G 5 Christy Box <br />' chemical analysis <br /> Grab sample Type of sampler Califotnsa and Standard Penetration <br /> Hammer Weight/Throw 140 Ibsr30 in <br />' Boring Log and Well Construction Details MW-1 204 E Lodi Ave , Lodi, CA <br />