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i �... Drilling Log -.age <br /> DDIGROUNDWATER <br /> TECHNOLOGY Monitoring Well MW—g <br /> Protect Chevron/Stockton 139 S. Center Owner Chevron U.S.A. Products e� <br /> Location Stockton. Ca <br /> Prof. No. 020704368 <br /> L.� 0 V � <br /> T0 ao Description <br /> 3a aG <br /> o" o go o CD U (Color, Texture, Structure) . <br /> U u) m x U) Trace < 10%. Little 10X to 20%. Some 20% to 35%. And 35X to 50% <br /> 24 10 <br /> < < Mk-6 is Brown clayey SILT (continued). <br /> 0.6 (25) 26 <br /> 26 < < DML <br /> Grades brown (10 yr 5/3). <br /> 28 < < Grayish brown (10 yr 5/2) silty CLAY, 50% clay, 40% silt, 10% fine <br /> < < sand (slightly moist, no hydocarbon odor). <br /> 8 CL <br /> 30 < < MN-6 11 <br /> 0.4 (30) 14 <br /> - 32 - <br /> Light <br /> 2Light brownish gray (2.5 yr 6/2) SAND, 80% fine sand, 20% silt <br /> (slightly moist, no hydrocarbon odor). <br /> -34- <br /> 12 <br /> 14w-6 t4 SP Grades olive/gray at 34.5 (slight hydrocarbon odor). <br /> 0.2 (35) 18 <br /> 36 <br /> Dark green clayey SILT, 60% silt, 40% clay (moist, hydrocarbon <br /> odor). <br /> 10 ML <br /> IMW-6 15 <br /> 40 = 2.0 1401 19 <br /> I <br /> - 42- : - Dark green fine SAND, 50- sand, 30% silt, 20% medium sand, (wet, <br /> loose slight hydrocarbon odor). <br /> 5 Encountered water, 9-14-93. . <br /> MN-6 6 SM <br /> 7.5 (45) 12 <br /> 46 <br /> 48 <br /> 7 ` Dark green clayey SILT, 50A silt, 30% clay. 20% fine sand <br /> 50 = Mw-6 11 I (saturateC, strong hydrocarbon odor). <br /> _ 11,.2 (50) 13 <br /> — 1 <br /> IML <br /> 54 5 <br /> = MN-6 S <br /> 8.0 (55) 4 <br /> 66 �. . I: <br /> 10/06/1883 ithlog-mar83 Page: 2 of 3 <br />