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Q 270CambriaPerkins Street <br /> Environmental Technology,Inc. BORINGMELL LOG <br /> 270 Pens Street <br /> Sonoma,California 95476 <br /> Telephone: (707)935-4850 <br /> Fax: (707)935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELLNAME MW-6 <br /> JOBISITE NAME Shell-branded Service Station DRILLING STARTED 27-Jan-05 <br /> LOCATION 2375 West Grant Line Road Tracy California DRILLING COMPLETED 28Jan-OS <br /> j. <br /> PROJECT NUMBER 1661 WELL DEVELOPMENT DATE(YIELD) NA <br /> DRILLER Gregg Drilllna GROUND SURFACE ELEVATION 27.08 ft above msl <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 26.71 ft above msl <br /> BORING DIAMETER 8' SCREENED INTERVAL 10 to 25 iba <br /> LOGGED BY J.Gerbrandt DEPTH TO WATER(First Encountered) 14.0It(28Jan-05) SZ <br /> REVIEWED By J.Neely,PG 6927 DEPTH TO WATER(Static) 13.5 ft(28-Jan-05) 1 <br /> REMARKS In the entrance road to the carwash bulidirw <br /> E N F <br /> ui O F m <br /> x <br /> O 0z 6 <br /> m 0 ~( W N SOIL DESCRIPTION Z x WELL DIAGRAM <br /> d U y W O (� O <br /> O� <br /> "`''%- CONCRETE <br /> 0.5 <br /> Portland Type <br /> VII <br /> 0.0 5 SILT(M ;very dark gray(t OYR 3/1);moist;50%clay, <br /> 0.0 MW-6- <br /> 45%silt 5%fine sand. <br /> 5.0' @ 6'-dark grayish brown(10YR 42);55%clay,45%silt. Bentonite Seal <br /> Monterey <br /> 10Sand#2/12 <br /> @ 10.0'-very dark gray(1OYR 3/1);40%clay,35%silt, <br /> 0.0 MW-B- <br /> 20%One to coarse sand,6%fine gravel. <br /> 10.0' ML @ 11.0'-brown(1(JYR 4/3);25%day,75%silt. <br /> 15 @ 15.0'-yellowish brown(10YR 514);40%day,50%sift; <br /> 457 MWS 10%fine to coarse sand. <br /> 15.0' <br /> 2'dam., <br /> 0.020-Slotted <br /> Schedule 40 <br /> PVC <br /> —213— <br /> @ 20.0'-brown(10YR 4/3);wet;35%clay,60%silt,5% <br /> F 1,466 MW-6- <br /> fine sand. <br /> a 20.0' 22.5 -. <br /> a <br /> SM Silty SAND(SM);yellowish brawn(10YR 514);wet; <br /> 1,832 MW-6- 25 <br /> 30%clay,20%silt 50%fine send. 25.0 <br /> 25.0' Bottom of <br /> r Boring @ 25 ft <br /> 0 <br /> z <br /> a <br /> i <br /> 0 <br /> 6 <br /> PAGE 1 OF 1 <br />