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r Drilling Log <br /> GROUNDWATERI*� �..r <br /> TECHNOLOGY Monitoring Well MW--6 <br /> .er project Chevron/Stockton 139 S. Center owner Chevron U.S.A. Products <br /> Location Stockton. Ca prof. No. 020704368 <br /> o .. <br /> a-' d°' a W 0 b r Description <br /> a U U ao <br /> o� o a s E c c 4-, U (Color, Texture, Structure) - <br /> CJ N m x 0 Trace < 10%, Little 10% to 20%. Some 20% to 35%. And 35% to SOX <br /> 24 <br /> Mw-6 a Brown clayey SILT (continued). <br /> 0.6 US) 26 <br /> ML <br /> 26 <br /> ` ` Grades brown (10 yr 5/3). <br /> < c , <br /> -26 — <br /> r ` Grayish brown (10 yr 5/2) silty CLAY, 50% clay, 40% silt, 10% fine <br /> < < sand (slightly moist, no hydocarbon odor). <br /> 9 CL <br /> - 30- < Mw-6 11 <br /> 0.4 (30) 114 <br /> - 32 - <br /> Light <br /> 2Light brownish aray (2.5 yr'6/2) SAND, 80- fine sand, 20% silt <br /> (slightly moist, no hydrocarbon odor). <br /> - 34- <br /> 12 <br /> Mw-6 14 ;-•;; 5P Grades olive/gray at 34.5 (slight hydrocarbon odor). <br /> 0.2 (35) 16 <br /> 36 :{ <br /> 38 : ' Dark green clayey SILT, 60A sift, 40- clay (moist, hydrocarbon <br /> odor). <br /> 10 ML <br /> -40— — { Mw-6 1s <br /> 2.0 (40) 19 <br /> 42 <br /> Dark green fine SAND, 50- sand, 30- silt, 20% medium sand, (wet, <br /> — loose slight hydrocarbon odor). <br /> 44 — � <br /> 5 Encountered water, 9-14-93. <br /> _ Mw-6 6 SM <br /> 12 <br /> 46 — <br /> 46 _ <br /> — = 7 II I Dark green clayey SILT, 50% silt, 30- clay, 20X fine sand <br /> Mw-6 11 1 (saturateC, strong hydrocarbon odor). <br /> 50 — - 1 1L2 (5a} u 1 <br /> 52 — {ML <br /> I <br /> 54 - 5 <br /> 8.0 155} 14 <br /> PA' Hi <br /> 10/06/1883 Rhlo6—MarE3 Paoe: 2 0f 3 <br />