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10 <br /> L GRQ UND WATER <br /> --_'110 TECHNOLOGY, INC. _ - <br /> Monitoring Wel! 9 Drilling Log <br /> Project _ Chevron Stockton Owner_ �e Q-n U S Sketch Map <br /> Location Stockton, Ca Project Number 02320-1487 <br /> Date Drilled 7/16Z91 Total Depth of Hole 70 fL Diameter SEE SITE PLa,\r <br /> Surface FJevatlon water Level Initial_ 55 rt 24--haat <br /> Screen- Dia 4 in Length 15 ft Slot Size 020 in- <br /> Casing Dia 4 in Length 53 f t Typs PVC <br /> Drilling Company Snectrum Drilling Method Method . ow stem Auger <br /> Driller R Livincsto-ie Log by E 5zmonas Motes. <br /> Geologist / Englneer E.Km 51 mnnj q License No n422 <br /> r <br /> . � X Descrlption/Soil Class(ficatlon <br /> (Color, Texture, Structures) <br /> O ' i Tank pit backfill, 1/2 inch gravel <br /> c,1) <br /> o , <br /> a <br /> 4 <br /> 2 � �Oo <br /> o a <br /> 4 - )) <br /> p '4 <br /> U p <br /> 0 q D <br /> 0 <br /> GW <br /> 8 4 Oo <br /> .Q 6 � <br /> 0, <br /> o <br /> o 2 <br /> 4 O (sample not recovered) <br /> 72 p ��.° <br /> .00 <br /> o as o0 <br /> Quo <br /> 14 � MW9-76 0°' <br /> Brown, sandy cla), (stiff, dry, sligot hydrocarbon <br /> 74 7 odor) <br /> 18 0 14 <br /> a � <br /> 18 <br /> D MW9—21 \CL (grades tan and light gray mottled, very sandy, <br /> 20 10 moderate hydrocarbon odor) <br /> �c rt 90 10 <br /> 18 <br /> 22- <br /> 24- <br /> 8/1M <br /> 2 24 S/m REV G <br /> Page�.af 3 <br />