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Drilling Log <br /> :ED1 <br /> ❑® GROUNDWATER Extract / Inject Well VE-2 <br /> TECHNOLOGY <br /> Project TES - Stockton owner Texaco Environmental Services <br /> Location 440 West charter Way Project No 02320 2570 Date drilled 04/27/92 <br /> Qw a- a vo> -r-0) Description <br /> m <br /> Uo Qo U <br /> o-- E o a 'X m to (Color, Texture, Structure) <br /> o j <br /> Cox Trace < 10%, Little 10% to 20%, Some 20% to 35%. And 35% to 50% <br /> v to m x <br /> 24 �] ML Brown sandy SILT (continued) <br /> ❑ 14 <br /> 26 76 E 20 Gray--green silty SAND with some brown mottling (moist, product <br /> 24 odor) <br /> SM <br /> 28 <br /> Gray-green silty CLAY with brown mottling (damp, slight product <br /> 30so odor) <br /> 89 F 12 CL <br /> 1s <br /> - 32 - <br /> 34 - <br /> 2 34 = Gray with brown mottling, clayey SILT with very fine SAND (damp <br /> slight product odor) <br /> = <br /> 36 64 G 10 <br /> 138 <br /> I <br /> ML <br /> 38 = <br /> 40 = B Gray-green clayey SILT (mofst, slight product odor) <br /> 4 H 9 <br /> 14 <br /> 42 End of boring at 415 feet Installed nested vapor extraction wells <br /> screened from 40 5 to 30 5 feet and from 25 to 15 feet <br /> -44 - <br /> -46 - <br /> -48 — <br /> _ 50 - <br /> 52 - <br /> 54 — <br /> L <br /> 44648505254 <br /> 56 - <br /> 05/08/1992 hthlog-mar92 Page 2 of 2 <br />