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Drilling Log <br /> GROUNDWATER Monitoring Well 17A Sketch Map <br /> ❑❑ TECHNOLOGY, INC. SUILDING <br /> Project SOUTHLAND/SrOCKTON Owner SOUTHLAND CORPORATION WW-17 <br /> Location STOCKTON. CALIFORNIA Project Number 203-475-2894.04o c <br /> Date Dn71ed 1/30/90 Total Depth of Hole 79' Diameter 8.25 o e <br /> Surface Elevation water Level Initial 52' 24—hour <br /> Screen: Dia. 2' Length 5` Siot Size .020' Jr Z <br /> Casing: Dia. 2' Length 74' Type SCH 40 PVC <br /> Drilling Company SIERRA PACIFIC Drilling Method HOLLOW STEM AUGER Notes <br /> ERIN FREUHAU! JOE RAMAGE CONTINUOUSLY CORED <br /> Driller Log by NO - NON DETECTABLE <br /> Geologist/Engineer License No. <br /> .. S <br /> c ^ a o Description/Soil Classification <br /> g (Color, Texture. Structure) <br /> 0 •n E' Asphalt over ti coarse road base <br /> Light brown ■ilty cloy <br /> ,s (eff, dry, no product odor) <br /> 2 <br /> 4 A 1 I CL <br /> i <br /> :e. . . . . Golden brown medium - coarse sand <br /> (loose, moist, no product odor) <br /> 1 0 <br /> 12 . . . .. . <br /> • i <br /> 4 ` ! I (grades to dark brown) <br /> 16 q + . .... (grades to some silt and fine sand) <br /> 2 r <br /> NO A <br /> 22 <br /> . I (grades to poorly graded) <br /> - 24 , <br /> NO B <br /> 31772-0 `CSY - -- — page�_Of _ <br />