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'C��C�1f GROUNDWATER <br /> TECHNOLOGY, INC. <br /> Monitoring Well $ Drilling Lie <br /> Project— Texaco/charter Way Texaco Ref�nin Sketch Ma <br /> Owner. _g_,_& Marketing P <br /> Location Stockton. Ca. Project Number 202/150-4150 <br /> Date Drilled 2/8/90 Total Depth of Hole�Q�i Diameter I Q-9 t n_ _ SEE SITE PLAN <br /> Surface elevation Water Level lnitlal 4 ft. 24--hour <br /> Screen: Dia_ 4 in —Length 20 ft. Slot Slze <br /> Casing: Dla. 4 in- Length 30 ft-- .._Type_ Pyr-1 <br /> Drilling Company. S?erraPacifls Drilling Method-Hollpif stem r <br /> Driller E. Fruehauf Log by M Ostendorf Notes: <br /> Geologist / Engineer License No. '14427 <br /> 3 Descrlptlon/Soil Classification <br /> (Color. Texture, Structures) <br /> 0 6 inches concrete <br /> ° Dark brown, sandy clay (moist, no product odor) <br /> 2 <br /> a <br /> O <br /> ° <br /> 4 <br /> o A CL <br /> s ° o 0 ty (grades light brown, dry) <br /> 22- <br /> 8 Light brown, sandy silt (hard, dry, no product odor) <br /> 0 30 ML <br /> • s0 <br /> 1 2 Q <br /> s <br /> Tan, silty, fine sand (loose, moist, no product odor) <br /> 14 ° I I <br /> o G I I ! <br /> 3 SMl <br /> jg 5 I I I <br /> °• 7 I I f <br /> Brown, silty clay (very stiff, dry, no product odor) <br /> 18 o <br /> 20 o <br /> p 16 <br /> 4 O 39 /CL <br /> 22 . <br /> e <br /> 24- <br /> 8/W <br /> 4 a/na ftf v c P a a e.—Lo f? <br />