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i <br /> GROUNDWATER Log <br /> GROUNDWATERMMonitoring Well MW-7 <br /> TECHNOLOGY <br /> Project Chevron/8eniamo Nott Owner Chevron USA Products Co See Site Map <br /> Location ?905 W.Benjamin L011 Or, project No. 0'320-zzdl pate drilled 3/3/9z For Boring Location <br /> Surface Elev. Total Hole Depth 3t.5 ft. Diameter sH <br /> Top of Casing Haler Level Initial 18.0 ft. Sialic 17.5 ft. COMME:N>S.' <br /> Screen:Dia ?in. Length 20 ft. <br /> Casing:aa �'gin• t TYPE/Size 4.020 m. <br /> Length 0 ft. _ Type Sch 40 Pvc <br /> Filter Pack Material t anis Lustre x'2/12 R;g/Core Type Mobile 8-53/Sort Snoon <br /> Drilling Company Stena PacificMethod No11ow Stem Auaer Permit � <br /> Driller Manue!Arau;!!o Log By Steve;;rarroak <br /> Checked 8y Ed S;monis License No.RG 4422 <br /> C MO T N <br /> ?o an nv°u ao ❑eSGfIptlDn <br /> fI E r#° `�� r^ (Calor, Texture, Structure) <br /> I€ L) rnmx Trace < 10%. Little 10% to 20%- Some 209 to 35%,And 35X to COX <br /> _2 _ <br /> a <br /> Bark over brown silty sandy CLAY (soft,moist.no <br /> hydrocarbon odor) <br /> 2 < <br /> < c <br /> 4 < ` <br /> t 0 A 6 <br /> 6 to ;. <br /> u <br /> I# CL <br /> i <br /> 'j 10 = 1 B lot <br /> i•i; 14 , <br /> i2 <br /> 14 = <br /> 2 C n <br /> 16 = .4 <br /> Is Brown silty clayey very line SAND (louse,fiery moist,no <br /> hydrocarbon odor) <br /> 18 _ Encountered water 3/3/92 (1400 hours(. <br /> 511 <br /> -20 a n to <br /> = 12 . <br /> II Id��ff <br /> 22 — II Brown sandy SIL r 150(1, very mors?, no hydrocarbon odor) <br /> i sM <br /> 24- " <br /> 04102/168;6lhlog-aai62 <br /> Page: I of 2 <br />