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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 /> iCLIENT NAME Shell BORING/WELL NAME MW-11-80 and MW-11-122
<br /> JOB/SITE NAME Former Texaco Station/United Gas Station DRILLING STARTED 27-Aug-02
<br /> LOCATION _ 440 W Charter Way, Stockton DRILLING COMPLETED —28-Aug-02
<br /> PROJECT NUMBER 1399 WELL DEVELOPMENT DATE(YIELD) NA
<br /> DRILLER _ Boart Longyear Co GROUND SURFACE ELEVATION 9 66 ft above msl
<br /> DRILLING METHOD Roto-sonic vibration TOP OF CASING ELEVATION 9 09 ft above msi
<br /> BORING DIAMETER S. SCREENED INTERVAL 72 to 82,fbg
<br /> LOGGED BY G Mammini DEPTH TO WATER(First Encountered) 27 0 ft(27-Aug-02) _Q
<br /> REVIEWED BY_ J Neely,RG 6927 DEPTH TO WATER(Static) NA 1
<br /> REMARKS _ MW-l1-82 and MW-11-122 use the same CMT Tubing _
<br /> E H W Z Z cr) V U
<br /> o' a ti w ¢O LITHOLOGIC DESCRIPTION Z WELL DIAGRAM
<br /> a °�� Q p C�7J �W
<br /> v) U p
<br /> ASPHALT 10
<br /> Claw SILT(MLI,dark brown(tOYR 3/3),moist,20%
<br /> clay,75%sill,5%Fine sand,low plasticity
<br /> 0 5 fel 5'-Sandy SILT(ML),dark yellowish brown(1 OYR
<br /> 414), moist,5%clay,75%silt,20%fine sand
<br /> ® 8'-Claysy SILT(ML),dark yellowish brown(1 OYR
<br /> 4/4), moist,20%clay,75%silt,5%fine sand,low
<br /> plasticity
<br /> 0 10 ® 10'-Sandy SILT(ML),dark yellowish brown(10YR
<br /> 4/4), moist,5%clay,80%silt, 15%fine sand
<br /> ML
<br /> 0 15 @ 15'-Q)Ilry2yIL$_ T(M"dark yellowish brown(1 OYR
<br /> 414),moist,20%clay,75%silt,5%fine sand,low
<br /> plasticity
<br /> 0 20 20'-Sandy SILT(ML),dark yellowish brown(10YR
<br /> 414), moist,5%clay,80%silt,15%fine sand
<br /> 0 22'-Clayey SILT(MLI,dark olive brown(2 5Y 3/3),
<br /> moist,20%clay,75%silt,5%fine sand,low plasticity
<br /> 250
<br /> 0 25
<br /> Silty MND(SMI.dark brown(10YR 313),moist,25%
<br /> silt,75%fine sand
<br /> Uj
<br /> a SM ® 27'-wet
<br /> 290
<br /> Cipm SILT(MLI,brown(1 OYR 5/3),moist,15%clay,
<br /> 0 0 3D 80%silt,5%fine sand,low plasticity
<br /> 0 0 ML ® 32'-olive gray(5Y 412),20%clay,75%silt,5%fine Portland Type
<br /> CL sand i/ll Cement
<br /> J
<br /> J
<br /> J
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