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Cambria Environmental Technology, Inc BORING/WELL LOG <br /> 270 Perkins Street <br /> Sonoma, California 95476 <br /> Telephone (707) 935-4850 <br /> Fax (707) 935-6649 <br /> • CLIENT NAME Shell Oil Products US BORING/WELL NAME MW-5 <br /> JOB/SITE NAME Shell-branded Service Station DRILLING STARTED 17-Sep-02 <br /> LOCATION 7700 Moreland Street,Stockton _ DRILLING COMPLETED 17-Sep-02 <br /> PROJECT NUMBER 0953 WELL DEVELOPMENT DATE(YIELD) 24-Sep-02 45gallons) <br /> DRILLER Gregg Drdlino GROUND SURFACE ELEVATION 31 19 H above MSI <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 30 88 it above msl <br /> BORING DIAMETER 10" SCREENED INTERVAL 55 to 70 fb <br /> LOGGED BY G Mammini DEPTH TO WATER(First Encountered) 63 5 ft 17 Sep-02) Q <br /> REVIEWED BY J Neely, RG 6927 DEPTH TO WATER(Static) 63 2 ft 30 Sep-02) 1 <br /> REMARKS <br /> D U rn <br /> v) <br /> CL O d H w a ¢O LITHOLOGIC DESCRIPTION WELL DIAGRAM <br /> ❑ m0 w o cc po- <br /> a U N C7 U 0 <br /> MEMO S P LT 0 5 <br /> Sandy SILT,(ML),brown(10YR 413), moist,5%clay, <br /> 70%silt,25%fine sand,no plasticity <br /> 00 18 MW-5- 5 05'-very stiff <br /> 14 551, <br /> 00 30 MW-5-9' rig'-hard <br /> 10 <br /> ML <br /> 22 <br /> 00 22 M q5 014'-light olive brown(2 5Y 5/4) <br /> 15 <br /> 00 1G M19. 20 @19'-dark yellowish brown(1 OYR 414),very stiff <br /> 6 _ <br /> 00 is M245 @24'-Claygy SILT,(ML), 15%clay,80%silt,5%fine <br /> 25 sand Portland Type <br /> 0 <br /> 270 lll! <br /> 0 <br /> J <br /> 4 <br /> W 00 e MW-5- <br /> a 1, 29' Silty SAND,(SM),olive brown (2 5Y 414),medium <br /> a 30 dense,moist,5%clay,35%silt,60%fine sand <br /> c° <br /> SM <br /> LL 00 MW-S- <br /> 0 7 34' 35- <br /> 370 <br /> 5370 <br /> o , <br /> CL <br /> 7 <br /> 00 10 M 95- 40 SP SAND,(SP),dark grayish brown(2 5Y 4/2),medium <br /> 3 <br /> 11 <br /> Continued Next Page PAGE 1 OF 2 <br /> I I <br />