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-_'.�`"— <br /> 4 �^-. Ott ��- .,•p ,. <br /> I <br /> 2 <br /> s <br /> Drilling Log-Jnn' GROUNDWATER Well MW-5 <br /> TECHNOLOGY <br /> Project Chevron/_enia.,inn Hort Owner U)PErn USA PfOdUcls Co. See Site Map <br /> For Boring Location <br /> Location 2905 1,'Seniamin Holt Or. project No. 0=320-22.11 Dale drilled 3/3/92 <br /> Surface Elev. — Total Hole Depth 315 ft. Diameter� COMMENTS: <br /> Too of Casing water Level Initial 19.0 ft. Static 17.5 ft. <br /> Screen:Dia 2 in- Length 2C ft. Type/Size 0.020 <br /> Casing:Dia 2 Ing Length 10 ft. Type Sch 40 PVC <br /> Filter Pack Material Laois Lustre*2/r2 Rig/Core Type Mobile 6-•53/SDrit S000n <br /> Drilling Company Sierra Pacific Method Hollow Stem Auoer Permit / <br /> Driller Arenuef Accu to Log By Steve Kranvak <br /> Checked 13y Fd SimOnis License No.RG 4422 <br /> r <br /> .; �� an w0'o0 Vic, Description <br /> 0 <br /> r u �0 in (Color, exture, Structure) <br /> Q U l �Ox Trace < 10%. Little 10% to 20%. Some 20% to 35%. And 35% to 50% <br /> as <br /> 0 Grass over brown SILT with some very fine sand (soft, <br /> If moist,no hydrocarbon odor) <br /> 2 < < <br /> ,4 c c <br /> < < < 1 A to <br /> i0 ML <br /> 6 12 <br /> i <br /> 8 <br /> 10 2 E3 12 <br /> 20 <br /> so Gray silty fine SAND imedium dense, very moist,hydrocarbon <br /> 12 = odor) <br /> 14 ; <br /> SM <br /> 9 C 10 <br /> 16 — 12 <br /> 23 <br /> — L <br /> Encountered water 3/3/32 (1040 hours).i <br /> ....::} Brawn line SAND (medum stiff, wet, slight hydrocarbon odor) <br /> 20 — I. .. <br /> 2 D t2 1•••'1 SP <br /> t — f 20-22 <br /> Brown fine to coarse SAND (medium stiff, wet) <br /> 24 — l ;�'-•-�•�� SIN <br /> I II I <br /> 041021199;Iahlog-mar92 Page: I of 2 <br /> f <br />