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Conestoga-Rovers€ ociates BORlNGIIIVELL LOG <br /> 19449 Riverside Driv�uite 230 <br /> `fir a Sonoma,CA 95476 <br /> Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME MW-10 <br /> JOB/SITE NAME Independent Shell-branded Service Station DRILLING STARTED 28-Oct-09 <br /> LOCATION 4315 Waterloo Road,Stockton,California DRILLING COMPLETED 30-Oct-09 <br /> PROJECT NUMBER 241359 WELL DEVELOPMENT DATE(YIELD) NA <br /> DRILLER Gregg Drilling GROUND SURFACE ELEVATION NA <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION NA <br /> BORING DIAMETER 10 inch SCREENED INTERVAL 70 to 85 fbg <br /> LOGGED BY C.Rodriquez DEPTH TO WATER(First Encountered) 75.0 It(30-Oct-09) <br /> REVIEWED BY A.Rosecrance DEPTH TO WATER(Static) NA 1 <br /> REMARKS <br /> U) F V m <br /> H WZ = <br /> a w Li <br /> o O SOIL DESCRIPTION = WELL DIAGRAM <br /> xx ZF <br /> d mL) W UW <br /> _4'6.. CONCRETE 6 inches 0.5 <br /> SILT(ML);dark yellowish brown(10YR 4/4);dry;20% <br /> clay,70%silt,10%fine sand:low plasticity. <br /> 5 @ 5'-dark yellowish brown(10YR 3/4);25%clay,65% <br /> 0.6 5 MW-10-6 silt, 10%fine sand. <br /> a <br /> 0.7 2 Mw-10-10 10 ML @10'-10%clay,80%silt, 10%fine sand. <br /> a <br /> e5 15 @ 15'-dark grayish brown(2.5Y 4/2);5%clay,80%silt, <br /> 7.6 a MW-10-15 15%very fine sand. <br /> o e <br /> @16'-dark grayish green(5GY 3/2);25%clay,70%silt, <br /> 5%very fine sand. <br /> a <br /> Lu <br /> 24.5 u Mw-lo zo 20 @20'-10%clay,55%silt,35%very fine sand. 21,0 <br /> 11 Silty SAND(SM)_•olive gray(5Y 4/2);dry;35%silt,65% <br /> z very fine sand;low plasticity. <br /> LM <br /> co <br /> v <br /> 0.5 <br /> 6 Mw-10-z5 25 25.5 <br /> LL 12 SAND with Silt and Gravel(SP-SM);yellowish brown • 26.0 <br /> 10YR 5!6-d 10%silt 90%fine to medium sand. <br /> SAND(SP);yellowish brown(10YR 5/6);dry;5%silt, <br /> 3P 95%fine to medium sand. <br /> iy 30 30.0 <br /> is GP-GM GRAVEL with Silt and Sand(GP-GM);brown(7.5YR 31.0 <br /> 2,6 zs Mw-1030 4/3);dry;10%silt,40%fine to medium sand,50%fine <br /> yViravel. <br /> a SILT(MLI•brown(7.5YR 4/3);dry;15%clay,70%silt, <br /> 15%very fine sand;low plasticity. Portland Type ILII <br /> 0.3 MW-10.35 35 @35'-15%clay,80%silt,5%fine sand. <br /> 11 <br /> 0 <br /> 0 <br /> 0 <br /> a 0.7 „ MW-10.40 40 @40'-20%clay,75%silt,5%fine sand;stiff,blocky <br /> C 21 structure,caliche present. <br /> J <br /> WyJ <br /> Continued Next Page PAGE 1 OF 2 <br />