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Drilling Log <br /> jU❑°� GROUNDWATER MonitoringWell M — <br /> u❑❑ TECHNOLOGY w �� <br /> Project Chevron/E Hardino Owner Chevron USA Products Cc <br /> LDcatlon Stockton Ca Project No 02320-2672 pate drilled 05/11/92 <br /> C D i�+ w <br /> .0 ; V <br /> az �;, oa voo tom, Description <br /> SJ o.O <br /> n`" E a d °-3 rn (Color, 'texture, Structure) <br /> 0 ID om ED <br /> C3 U)mx (n Trace < 10X Little 10% to 20%, Some 20% to 35%, And 35X to SOX <br /> D <br /> 24 �IBrown clayey sandy SILT (most) <br /> < < 0 it <br /> 26 < < i zs <br /> -00 <br /> < c <br /> 28 A< < <br /> c < ML <br /> � 30 - D 13 <br /> < < r 17 <br /> 30 <br /> 32 < < <br /> ` ` Light brown silty CLAY (slightly moist) <br /> 34 < < <br /> ` < <br /> 0 12 <br /> 36 < < G 1s <br /> 1s <br /> c < <br /> 38 < < <br /> 4D D 17 <br /> EM <br /> H 22 0� <br /> zl <br /> 42 <br /> 44 <br /> D <br /> 46 I <br /> �48 = i Brown clayey SILT (medium stilf, moist) <br /> 6D — 0 e <br /> J 11 <br /> 13 <br /> 82 — <br /> ML <br /> 54 I (grades dark brown, very moist) <br /> 0 t2 <br /> K 20 <br /> 27 <br /> 07/20/1992 111NOV—Marg,' <br /> Page 2 of 3 <br />