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Cambria Environmental Technology, Inc BORING/WELL LOG <br /> 5900 Hollis Street, Suite A <br /> Emeryville CA 94608 <br /> Telephone 510-420-0700 <br /> Fax 510-420-9170 <br /> . CLIENT NAME Shell Oil Products US BORINGIWELL NAME MW-6 <br /> JOB/SITE NAME Independent Shell-branded Service Station DRILLING STARTED 14-Dec-05 <br /> LOCATION 4315 Waterloo Road,Stockton,CA DRILLING COMPLETED 14-Dec-05 <br /> PROJECT NUMBER 248-1359-006 WELL DEVELOPMENT DATE(YIELD) 22-Dec-05 60 allons <br /> DRILLER Gregg Drilling _ GROUND SURFACE ELEVATION Not Surveyed _ <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 32 51 ft above msl <br /> BORING DIAMETER 10-inch SCREENED INTERVALS 60 to 75 fb <br /> LOGGED BY Stu Dahe DEPTH TO WATER(First Encountered) 67 0 fb 14-Dec-05 <br /> REVIEWED BY Aubrey Cool, PG 7659 _ DEPTH TO WATER(Static) 66 25 fbg (29-Dec-05) 1 <br /> REMARKS Hand Auger Clearance to 5 fb <br /> U cr) i <br /> to <br /> O a H a U a p LITHOLOGIC DESCRIPTION �= WELL DIAGRAM I <br /> Q co x 0 �J 00. <br /> d U ul O U LU <br /> L <br /> CONCRETE <br /> 10 <br /> 4P <br /> Silty SAND with Gravel(SM) Dark yellowish brown <br /> loose dry 30%silt 50%medium sand 20%fine gravel <br /> 5M <br /> 45 <br /> SILT(ML) Dark brown stiff, dry, 35%clay 65%silt low <br /> 0 a 5 plasticity I <br /> II <br /> l <br /> 6 <br /> I 0 �Q MW-6 10 10 SILT(ML) Brown very stiff,dry, 100%silt no plasticity <br /> JI ML } <br /> F <br /> ti <br /> 11 <br /> 0 ,e <br /> 15— SILT with Sand (ML), Brown very stiff dry 85%silt <br /> 15%fine sand no plasticity <br /> 175 <br /> B <br /> 0 10 MW-6 20 20 SM Silty SAND (SM), Brown very stiff,dry, 45%silt, 55% { <br /> N fine sand I <br /> � r <br /> o <br /> wJ <br /> 226- -------------------------- <br /> Q <br /> W <br /> C3 I <br /> S + <br /> 0 s 25 Poorly Graded SAND(SP) Brown,medium dense dry 1} <br /> SP <br /> 100% medium to coarse sand <br /> z <br /> c� <br /> Portland Type <br /> Illl I <br /> e 30 0 <br /> 0 0 e 30 SILT(ML) Brown, hard, dry, 10%clay, 85%silt 5%fine <br /> a sand no plasticity <br /> o � <br /> J <br /> J <br /> W <br /> Can 7nue ex Page <br /> PAGE 70F3 <br />