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Drilling Log <br /> GROUNDWATER <br /> �LJ TECHNOLOGY Monitoring Well MW-15 <br /> Project Texaco/Stockton owner Texaco Snvfronmenta'Services <br /> Location Q40 Charter hay Stockton CA pro, No 02070 258? <br /> C C) ::: T 'M <br /> e �, o ° °�, m Description <br /> _R n o <br /> W_ -t E a a E v 1p� u, (Color, Texture, Structure) <br /> U U) -m° x ? I Trace < 10%, Little 10X to 20%. Some 20% to 35X. And 35X to SoX <br /> 24 <br /> Greenish gray sandy SILT (continued) <br /> t5 <br /> 26 0 MW-15 18 ML - <br /> -25 24 <br /> 28Greenish gray silty CLAY (moist, no hydrocarbon odor) <br /> - 30 —' <br /> 11 <br /> 0 MW-15 19 <br /> -30 23 (grades green with some coarse sand grains and root casts) <br /> 32 — <br /> 34 = CL <br /> (grades dark greenish gray) <br /> 36 = t -35MW- 12 <br /> -35 S4 <br /> 38 <br /> Static depth to water, 9-1-93, 1700 hrs <br /> 40 & <br /> 2 0 Mk-15 u <br /> -40 19 <br /> 42 = Greenish pray mottled with pale gray clayey SILT and fine SAND <br /> (moist, slight hydrocabon odor) <br /> ML <br /> Encountered water, 9-1-S3, 1515 Mrs <br /> 44 = <br /> 5 Dark greenish gray silty CLAY (very moist, degraded hydrocarbon <br /> 46 = 55 Hk-15 11 odor) <br /> -45 14 CL <br /> 46 <br /> Dark greenish gray clayey silty fine SAND (wet, degraded <br /> hydrocarbon 000r) <br /> rj� — 4 S0 <br /> 30 114114-154 <br /> �2 End of baring Installed monitoring well <br /> i <br /> 0 -- 54 - <br /> L <br /> 11/16/1993Paoe 2 of 2 <br />