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-- Drilling Log <br /> UL—W GROUNDWATER Monitoring Well MW-11 <br /> ❑❑ TECHNOLOGY <br /> Project Cnewon-Charter Way, Slockon Owner Chevron USA Products Company <br /> Location 508 Charter Way, Stockton CA Proi. No. 02070 0071 <br /> c e <br /> t' -Z pE _u o' u 001 m Description <br /> _ 0 <br /> v� _ an n x " 1p-0 <br /> E = + rn (Color, Texture, Structure) <br /> E [ u <br /> ci Lr) iii x Trace < 10%. Little 10X to 20%, Some 20% to 35%. And 35% to SOX <br /> 24 <br /> MW-1 CL Sandy silty CLAY (cont). <br /> 34 -25' <br /> Silty CLAY (40,60): green-gray, moist, moderate hydrocarbon <br /> 26 <br /> 5 CL <br /> 28 (grades clayey sandy SILT 30,30,40) <br /> ML <br /> 30 Mw-1 <br /> 9 <br /> 62 -30' <br /> 9 <br /> 6 Medium SAND: greenish gray, well sorted, augular/subangular, loose, <br /> 32 — moist, moderate hydrocarbon odor. <br /> SP <br /> 34 = <br /> -35' <br /> 38 -35' Y Encountered Water, 03/15/95, 1018 hrs. <br /> 36 — Silty CLAY (25,75): tan, moist to wet, moderate hydrocarbon odor. <br /> CL <br /> 38 = <br /> Clayey, silty very fine SAND (20,40,40): dark gray/green gray, <br /> 40 = 2 -40' fi with dark brown plant/twig fragments. <br /> -40' <br /> — I I <br /> — 11 <br /> 42 = M` <br /> 44 — Clayey SILT (45,55): dark green-gray, wet, moderate degraded <br /> Mw-I <br /> hydrocarbon odor. <br /> 7 -45' 11 CL <br /> 46 _ 12 <br /> 13 Sp Lense of medium SAND. <br /> 48 = CL <br /> Mw-1 Clayey medium SAND (10,90): dark green-gray, subrounded, with <br /> 50 — 3 -So' to silty clay lenses, wet, moderate degraded hydrocarbon odor, <br /> It N/S <br /> I7 <br /> 52 End of boring. Installed groundwater monitoring well, <br /> 54 <br /> - 56 <br /> 0<112n995 in,v44-^.1,9J Page: 2 of 2 <br />