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WELL MW-2 <br /> ovM GRAPHIC DESCRIPTION SIERRA <br /> (ppmv) LOG <br /> 0 4.5"Asphalt; 2"Baserock <br /> ----= Silty CLAY(CL): black: damp; firm; <br /> o ----- 50-70%clay: 20-30n/o silt: -10%sand; <br /> -- low est K <br /> d .............. <br /> 10-20%sand at 4' <br /> 5 0 .............. <br /> LJ -- <br /> N `•;+ Silty SAND (SM): light brown; damp; <br /> medium dense; -10% clay: 20-40%silt: <br /> 50%fine sand; low to moderate est K <br /> 10 0 Black orgartics in sample at 10' <br /> a <br /> a -_-_-___ Clayey SILT(ML): dark brown; damp; <br /> W 15 o stiff; 20-40% clay; 40-60%silt: -10% <br /> fA - sand; low est K <br /> Q <br /> 20 <br /> o zds <br /> in.Wlus <br /> BENJAMIN HOLT DRIVE <br /> Well Construction and Boring Log - <br /> Well MW-2 (7I <br /> .ae oe un4 .....- .Z <br /> PumP... <br /> scancs o; o <br /> Chevron Service Station #9-6171 oaaeoc <br /> Stockton, California <br /> mrye esiA und<greund <br /> un6:' ..ony unW <br /> '— I 1 pP^urvnel fJ <br /> 0 0 <br /> KW_2pumP. WU <br /> Ingged by: C.Drainer 1�1.. <br /> Supervisor: R Greensfelder liG9003011 ..�1y�- <br /> Drllifng Company: Soils Exploration Services L._ N ---.-----5.. <br /> Driller. Russ Ellis <br /> Drilling Method: Hollow stem auger <br /> Dale Drilled: July 24, 1990 <br /> well Hud Completion: Locking cap&truffle-rated <br /> vault <br /> 'type of sampler: Split barrel <br />