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Drilling Log <br /> ❑® GROUNDWATER Monitoring Well MW-14 <br /> Project Chevron/Stockton owner Chevron USA Products Co See 51te Map <br /> 45 E Hardino Way, Stockton, CA For Boring Location <br /> Lavation � St <br /> ..,. Prof. No 02070 4895 <br /> Surface Flev Total Hole Depth 1385 ft Diameter 8 In COMMENTS <br /> Top of Casing Water Level Initial 53 ft Static <br /> Screen Dia 2 in Length 25 ft Type/Size 0 020 In <br /> Casing Dia 2 in Length 40 ft Type SChedule 40 PVC <br /> Fill Material #3 Sand Rig/Core CME-55/SDlit SDoon <br /> Drill Co SES Inc Method Hollow Stem Auger <br /> Driller Morris Peterson Log By Bruce Beale Date 01/04/94 Permit # <br /> Checked By E Y, SimDnls License No RG 4522 <br /> p c, <br /> a 0 -r- Description <br /> W_ X <br /> CL U <br /> E as E to <br /> (Color, Texture, Structure) <br /> 0m x 'W Trace < 10X Little i0% to 20%. Some 20% to 35%. And 35% to 50% <br /> -2J <br /> 0 i <br /> r` 10" asphalt over brown silty sandy CLAY (5 15,80) (moist, no <br /> hydrocarbon odor) <br /> 2 ` iI CL <br /> <11 < i - <br /> 4 < < <br /> < < Orange brown silty CLAY (30,70) with brown-black organic specks <br /> » (moist, no hydrocarDon odor) <br /> 6 < 0 Mw-i4 22 <br /> -� 13 <br /> < < I CL <br /> l` < (grades gray) _- <br /> 10 < ` 2z <br /> < 411 <br /> 0 MW-ifi 39 <br /> -10 40 Mottled brown and gray-silty CLAY (30,70) with black organic <br /> 12 { { specks and whitish chalky patches <br /> CL <br /> 14 ` <br /> < < I (grades mottled tan and brown with root casts, <lmm dia) <br /> �s <br /> 1� < D MW-�45o/s - <br /> -t5 <br /> < < CL <br /> Vt <br /> 20 < < R 12 Brown clayey SILT and fine SAND (15,50,33) <br /> D Mk-44 12 <br /> I-2D 1S <br /> 22 < ML <br /> c < (grades orange to brown) <br /> 24- <br /> 0211111994 iithsol;-marE3 <br /> PRn= i ni <br />