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a <br /> Drilling Log <br /> LJ� GROUNDWATER Monitoring Well MW-7 <br /> ❑0❑ TECHNOLOGY <br /> Chevron - S. Center Stockton Chevron USA Products Company <br /> Project Owner ., <br /> Location 139 South center St. Stockton, CA Pro!. No. 02070 0068 <br /> s to Description <br /> tion <br /> �, — Gl O E Cl o G G C U <br /> aa. a <br /> a_J ur (Color, Texture, Structure) <br /> O .. E <br /> m Trace < 10%. Little 10% to 20%, Some 20% to 35%, And 35% to SO% <br /> - 24 — .- �/ Silty CLAY (30,70): brown, dry to damp, no hydrocarbon odor. <br /> MW-7 <br /> 26 ` ` 0 -26.0' <br /> CL <br /> 28 - <br /> 30 — <br /> 8 30 (grades with lenses of sandy clayey SILT (20,25,55): brown-gray) <br /> Mw-7 <br /> 0.7 <br /> 32 <br /> Silty CLAY (30,70): to clayey SILT (70,30): green-gray, damp, <br /> hydrocarbon odor. <br /> 34 u <br /> Static water, 1620 hrs. <br /> — MW-7 <br /> 36 <br /> 2.3 -36.0' <br /> 38 . I Clayey silty fine SAND (20,20,60): dark green-gray, moist, loose, <br /> hydrocarbon odor. <br /> /10 <br /> 404.. — <br /> MW-7 <br /> 10.4 -atA' <br /> CUK <br /> 42 <br /> 44 — <br /> .' s1.o MW-7 (grades interbedded with sandy silty CLAY and clayey SILT) <br /> 46 — <br /> • ' 750.5 -A6.0' <br /> _ <br /> — Kr <br /> _ 50 - <br /> M -7 <br /> I <br /> 0MIN <br /> 32.3 -51.0' <br /> 52 End of boring. Monitoring well installed. <br /> 54 <br /> 56 <br /> Otl64rt896 btnsag-tlet.,93 <br /> Paae: 2 of 2 <br />