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Drilling Log <br /> BE5TECHNOLOGY <br /> GROUNDWATER Monitorin Well MW-14 <br /> 9 <br /> Protect Chevron/Stockton owner Chevron USA Products Co See Site Nap <br /> Location _45 E Hardn4_way, Stockton, CA Pray. No <br /> 02070 4895 For Bor#V Location <br /> Surface Elev Total Hole Depth 6'65 ft Diameter 8 in COMMENTS <br /> Top of Casing )Vater Level Initial 53 it 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/Sohl Spoon <br /> Drill Co SFS Inc Method Hollow Stem Ayger <br /> Driller Morns Peterson Log By Bruce Beale Date 01/04/94 Permit # <br /> Checked By E K Srmonfs License No RG 4422 <br /> O U <br /> n rte, Description ` <br /> .�L1. v 0 a 0 U <br /> E E a 0 �_j in (Color, Texture, Structure) <br /> L) V) ro K V) Trace < 10%. Little 10% to 20%, Some 20% to 35%. And 35X to 50% <br /> _2 <br /> 0 10" asphalt over brown silty sandy CLAY (5,15,80) (moist, no <br /> hydrocarbon odor) <br /> 2 < < CL <br /> < < <br /> 4 < < <br /> Orange brown silty CLAY (30,70) with brown-black organic specks <br /> ` 11 (moist, no hydrocarbon odor) <br /> 6 < < 0 Mw-14 22 <br /> -5 33 <br /> I c < <br /> CL <br /> g < <br /> < < (grades gray) <br /> 10 ` < 22 <br /> < < 0 MW-14 39 <br /> -10 40 <br /> Mottled brown and gray silty CLAY (30,70) with black organic <br /> 12 < < specks and wntlsh chalky patches <br /> CL <br /> 14 <br /> < < (graoes mottled tan and brown with root casts, <imm dIa ) <br /> 1s <br /> 16 0 MW-1450/6 <br /> -15 <br /> < CL <br /> 1 41 <br /> 18 < < <br /> 411 41 r <br /> < < <br /> 20 < < Brown clayey SILT and fine SAND (15,50,35) <br /> 12 <br /> < < 0 MW-14 12 <br /> 4 r -20 18 <br /> 22 - .4 < ML <br /> r <br /> < < (grades orange to brown) <br /> 24RH� <br /> 02/11/19941IM09-mar93 Pae f of 3 <br /> g <br />