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n GeoEnvironmental, Inc. BOREHOLE NO MW-19 <br /> r y 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX (209)467-1118 TOTAL DEPTH 50 FEET <br /> Project FLAG CITY CHEVRON Drilling Co CASCADE DRILL <br /> Site Location 6421 CAPITOL AVENUE Rig/Auger Type CME-75HT/8-INCH AUGERS <br /> LODI Logged By T CUELLAR <br /> CALIFORNIA Reviewed By C LEE <br /> Protect No AGE-NC-96-0232- - <br /> Date(s) Dulled 14 MAY 2004 <br /> Notes Soil continuously sampled between 15 and 50 feet, �;z Water level during drilling page 1 of 1 <br /> Boring dual-completed as monitoring well MW-19 s Water level in completed well <br /> Sample Blows PID Soil USCS Class andCom ell Well <br /> Depth ID (per 6") (ppm) Symbol Sod Description A p B Description <br /> 0 <br /> Top Well Cap 0 5' <br /> Cement grout seal <br /> OSft bft <br /> -5 MW14-5 __ ___ NO SAMPLE No soil sample collected <br /> Bentonite seal <br /> 6ft-bft <br /> -10 MW19-10 __ ___ NO SAMPLE No soil sample collected <br /> 15 NIW19-15 --- 0 ML (15'-t 8')Pale brown-gray,very moist,tine sandy #3 sand <br /> SILT,60%fines/40%sand,no odor 8 ft-25 5 ft <br /> � 3 <br /> 20— MW19-20 --- 5 —I SP-SM (18'-20')Brown,saturated,fine SAND w/fines, <br /> 90%sand/10%fines,no odor <br /> � Screen interval <br /> loft-25ft <br /> -2 5 MW 19-25 --- 0 = — MLrSM (20'-25')Pale brown w/white ppt,black frag, Bottom Well-Cap A <br /> very moist,silty fine SAND/fine sandy SILT,50%sand 25 ft <br /> 150%fines,no odor <br /> -30 MW19-30 -- 0 ML (25'-36')Brown/gray w/white ppt,black frag,very <br /> aoJ,,st,,.fiZiesandy,clayey SILT,70%fines/30%sandacted,no odor Bentomte seal <br /> 25 5 ft-43 ft <br /> -35 MW19-35 -- 0 SM (36'-38')Pale brown/orange-brown,saturated,fine <br /> SAND w/silt,80%sand/20%fines,unconsolidated,no <br /> odor <br /> -40— MW19-40 — 0 SP (38'-46')Pale brown,saturated,fine SAND,less <br /> than 5%fines unconsolidated,no odor <br /> #3 sand <br /> 43 ft-50 ft <br /> -45— MW 19-45 --- 0 SP Pale brown,saturated,fine SAND,less than 5% <br /> fines,unconsolidated,no odor Screen interval <br /> 45 ft-50 ft <br /> _ Bottom Well-Cap B <br /> 5 0 M W 19-50 -- 0 — SM (46-50')Pale brown/orange-brown saturated,silty 50 ft <br /> Fine SAND,70%sand/30%fines,soft,no odor <br /> -55 <br />