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L Advanced BORING LOG <br /> nom,_ GeoEnvironmental, Inc. BOREHOLE NO MW-18 <br /> 837 Slaw Road, Stockton, CA 95215 <br /> (209) 467-1006 FAX (209) 467-1118 TOTAL DEPTH 75 ft. <br /> Project Flag City Chevron Drilling Co West HazMat Drilling <br /> Site Location 6421 Capitol Avenue Rig/Auger Type CME 75 / 8" hollow stem <br /> Stockton Logged By T Cuellar <br /> California Reviewed By N Henderson <br /> Project No AGE-NC-96-0232 <br /> Date(s) Drilled 09 October 2002 <br /> Notes Boring terminated at 75 ft bsg,no soil samples collected s Water level during drilling Page 1 of 2 <br /> Boring single-completed as 2" dram monitoring well MW-18 = Water level in completed well <br /> Sample Blows PID Soil USCS Class and Co pl Well <br /> W1 <br /> Depth ID (per 6") (ppm) Symbol Soil Description A g Description <br /> I <br /> 0 Well cover <br /> Water tigbt,locking <br /> ® well cap <br /> -5 <br /> 10— MW 18-10 N/A No sample collected <br /> –15- <br /> -20— <br /> 15-20 MW 18-20 NIA No sample collected <br /> -25- <br /> -30— <br /> 25-30 MW 18-30 NIA No sample collected Cement grout seal from 1' <br /> to 60'bsg <br /> -35 <br /> 40— MW 18-40 NIA No sample collected <br /> -45 <br />