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Drilling Log <br /> ❑❑® GROUNDWATER Vapor Point V--6 <br /> ❑❑❑ TECHNOLOGY <br /> Project Chevron/E Hardina Owner Chevron USA Products Co See oriite Map <br /> Location <br /> Stockton Ca Project No 02320-2672 Date drilled 05/!2/92 For Boring Location <br /> Surface Eley 1203 ft Total Hole Depth 290 ft Diameter 067 N COMMENTS <br /> Top of Casing 11211 ft water Level Initial Static <br /> Screen Dia 2 to Length 10 ft Type/Size 0 020 rn <br /> Casing 01a 2,n Length 19 f' Type SCH 40 PVC <br /> Fitter Pack Material #3 sand Rig/Core Type CME 75/SAIlt S200n _ <br /> — Drilling Company Kvrfhaua Well Drilling Method Hollow Stem Auger Permit # 920990 <br /> Driller Mike Crocker Log By Steve Kranvak <br /> Checked By Ed Simonrs License No RG# 4422 <br /> 0 <br /> °=Z OE w :11`v00 r <br /> Description <br /> X E a Q amu ro.�i N <br /> E (color, Texture, Structure) <br /> U Nmx V) Trace < 10%, little 10% to 20%, Some 20% to 35%. And 35% to 50% <br /> _2 <br /> 0 <br /> Brown clayey SILT (most) <br /> 2 <br /> < < <br /> 4 < < ML <br /> c c 0 9 <br /> g r r <br /> a ii <br /> c < <br /> $ < < Brown silty CLAY (medium stiff most) <br /> Sir <br /> r r 70 <br /> 0 < < 0 12 <br /> 6 15 <br /> < 15 <br /> 12 < < <br /> it <br /> it <br /> 14 < < <br /> it r <br /> 0 5 <br /> 22 <br /> 16 25 CL <br /> 18 <br /> - 20 = 0 15 <br /> D 21 <br /> 30 <br /> - 22 - <br /> 24 - <br /> 07/2011992 <br /> 2 24 07/20/1992 olhiog-mar92 Page I of 2 <br />