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Drilling Log <br /> f _-1❑® GROUNDWATER Monitoring Well MW-1 <br /> ❑0❑ TECHNOLOGY <br /> Protect Chevron - Tracv Owner Chevron USA Products Co <br /> See Site Map <br /> Location <br /> 103 West 11th Street Project No 02320 2873 Date drilled 11/02/32 For Boring Location <br /> Surface Elev. Total Hole Depth 215 ft Diameter 0 87 ft COMMENTS <br /> Top of Casing water Level Initial 12 ft Static <br /> Screen: Dia 2 In Length 15 ft Type/Size 2 In <br /> Casing: DEa 2 in Length 5 ft Type Schedule 40 PVC <br /> Fliter Pack Material #3 Monterey Sand — Big/Core Type B-81/Sank Spoon <br /> Drilling Company Kvflhaua Method Hollow Stem Auger Permit <br /> Driller Rod Furbw Lag By Jason Fedota <br /> Checked By Ed Simons License Na RG 4422 <br /> '" " ID Description <br /> «: -m ne ac'' La P <br /> QL ar a .-�4 a u a o U <br /> n�. 3 e a s c a n m� N (Color, Texture, Structure) <br /> 2 U) Trace < 10X, Little 10X to 20%, Some 20% to 35%. And 35% to 50% <br /> U N mx <br /> -2 <br /> Asphalt over base course <br /> 2 Brown silty CLAY (45, 55) (damp, soft, slight product odor) <br /> • 4 <br /> 43 4 CL <br /> 6 _ M1-5`7 <br /> 0 <br /> 8 = <br /> 10 = oil <br /> Mi-106 CL ❑ark gray silty CLAY (45, 55) (wet, moderate gasoline odor) <br /> a (Grades last 6 inches to brown silty CLAY (20, 80) (moist, stiff, <br /> 12 slight degraded gasoline odor) <br /> ncountered water 11/02/92 (105 pm) <br /> town silty CLAY (45, 55) (very moist, no product odor) <br /> 14 = <br /> 23 Mi-158 <br /> 16 = 20 <br /> 22 <br /> CL <br /> 16 <br /> (Grades less silty) <br /> 20 1 35 Brown silty CLAY (10-20 80-90) (moist stiff, no product odor) <br /> M1-20 <br /> 22 End of boring, installed groundwater monitoring well <br /> 24 -� l <br />