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ya�4 .23 <br /> Drilling Log <br /> .,EEMTECHNOLOGY <br /> GROUNDWATER Monitoring Well MW--17 <br /> Protect TexacalSfockton Owner Texaco Envrronmenfal5ervrces <br /> Location 440 Charter NOY, Stockton CA Prol No. 02070 2589 <br /> 13 <br /> a tv Description <br /> is E QS :C <br /> O U <br /> oc, g7F% a a ; a rR (Dolor, Texture, Structure) <br /> 1a Trace C 10%, Little 10% to 20%, Some 20% to 35%, And 35% to 50% <br /> 24 Brown clayey SILT and silty CLAY (continued) <br /> 110 MW-17 17 <br /> 26 -25 23 ML <br /> 2$ <br /> Olive brown medium SAND <br /> CL <br /> 30 = is <br /> = a 0 Mw-17 15 <br /> _30. 26 (grades to gray sandy CLAY) (moist, slight hydrocarbon odor) <br /> 32 CL <br /> 34 — <br /> _ 11 Greenish gray silty sandy CLAY (rootlet casts, moist, slight <br /> 36 55 µ35i7 111 hydrocarbon odor) <br /> CL <br /> 38 <br /> 40 = a Static depth to water, 9-3--93, 1200 hrs <br /> 115 Mw-17 10 Bluish gray CLAY (moist, strong degraded hydrocarbon odor) <br /> -ao 1s <br /> CL Encountered water, 9--3-93, 1100 hrs <br /> -42- <br /> 44- <br /> Greenish <br /> 244 Greenish gray silty sandy CLAY (very stiff, moist, degraded <br /> t0r hydrocarbon odor) <br /> 110 Mw-17 11 <br /> 4fi -a5' 14 CL <br /> -48- . — <br /> Greenish gray clayey silty fine SAND (wet, degraded hydrocarbon <br /> SM odor) <br /> �0 9 <br /> 6 0 Mw-17 9 <br /> -sa tz End of boring Installed monitoring well <br /> 52 <br /> 54 <br /> 5s <br /> tr1E6/1993 htt�og ma[83 Page 2 of Z <br />