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Drilling Log <br /> ❑�0� GROUNDWATER Monitoring Well MW--13 <br /> TECHNOLOGY <br /> •Project Texaco/Stockton owner Texaco Enwronmentat Services <br /> Location 440 Charter Way, SlocktonCA Prof No. 020702569 <br /> a: O �a <br /> m <br /> Description <br /> 'V C a 0 <br /> 3:Ed a CL ao u, (Color, Texture. Structure)cture)p . e # d <br /> U M m a: L) Trace < 10%. Little 10% to 20%. Some 20% to 35%, And 35% to 60% <br /> 24 ML Olive gray clayey SILT (continued) <br /> T <br /> 0 5 MW-13 17 <br /> 26 -P5 P4 Olive gray clayey SILT to very fine SAND (moist) <br /> ML <br /> 28 <br /> 30 = I s <br /> o MW-13 s Greenish gray CLAY (moist, no hydrocarbon odor) <br /> -3o 13 <br /> 32 = <br /> 34 CL <br /> 1s <br /> • 36 = 1 0 5 -3513 2z <br /> Static depth to water, 9-2-93, 1700 hrs <br /> 38 <br /> 40 Encountered water, 9-2-93, 1100 hrs <br /> s <br /> _ <br /> 05 IM --413 $7 Dark bluish gray silty CLAY (moist, no hydrocarbon odor) <br /> - 42— f CL <br /> _ <br /> 44 — <br /> 17 Dark gray clayey fine SAND (very wet, degraded hydrocarbon <br /> 1 o MW-13 28 odor) <br /> 46 = -45 30 <br /> E <br /> t <br /> 4B = SC <br /> - 50— ' I 7 i (grades with silt, increasing degraded hydrocarbon odor) <br /> TO Mw-13 7 <br /> -50 8 <br /> 2 I End of boring installed monitoring well <br /> 54 <br /> 55 <br /> t56 <br /> I <br /> 11!16119931ituos-marB3 Paoe 2 of 2 <br />