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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 BORINGIWELL NAME MW-9
<br /> JOB/SITE NAME Shell-branded Service Station DRILLING STARTED 16-Au -02
<br /> LOCATION 6131 Pacific Avenue,Stockton,CA DRILLING COMPLETED 16-Au -02
<br /> PROJECT NUMBER 0854 WELL DEVELOPMENT DATE(YIELD) 21-Aug-02 16 2gallons)
<br /> DRILLER Greaq Drilling GROUND SURFACE ELEVATION 12 55 ft above mal
<br /> DRILLING METHOD _ Hollow-stem auger TOP OF CASING ELEVATION 12 33 ft above msl
<br /> BORING DIAMETER 8" SCREENED INTERVAL 25 to 45 fb
<br /> LOGGED BY G Mammini DEPTH TO WATER(First Encountered) 35 5 ft(16-Aug-02)
<br /> REVIEWED BY J Neely, RG 6927 DEPTH TO WATER(Static) 35 5 It(03-Sep-02) 1
<br /> REMARKS
<br /> U�
<br /> Q O? a � a ¢p LITHOLOGIC DESCRIPTION = WELL DIAGRAM
<br /> m0 ¢ w _ a: 0~
<br /> C'3 CJ W
<br /> ASPHALT 05
<br /> Clayey SILT,(ML),very dark gray(10YR 311),moist,
<br /> 15%clay,80%silt,5%fine sand,low plasticity
<br /> 0 0 MW-9-5' 5 ®5'-brown(10YR 513)
<br /> 00 MW-9- 10 @10'-Sandy SILT, (ML),dark yellowish brown(10YR Portland Type
<br /> 10 5' ML 414),5%clay,70%silt,25%fine sand,no plasticity 1111
<br /> 00 MW-9-
<br /> 15
<br /> 15 5'
<br /> 00 MW-9- 20 @20'-grayish brown(2 5Y 5/2),5%clay,80%silt, 15%
<br /> 20 5' fine sand
<br /> 230 Bentonite Sea!
<br /> Monterey
<br /> 00 MW-9- 25 Silty SAND,(SM),olive brown(2 5Y 4/4),moist,5% Sand#2112
<br /> 25 5' SM clay,35%silt,60%fine sand
<br /> i
<br /> 00 MW-9- 30 305
<br /> 30 5'
<br /> SAND, (SP),dark yellowish brown(10YR 414), moist,
<br /> SP 5%silt,95%fine to medium sand
<br /> 330
<br /> 0 0 MW-9- 35 SM Silty IAND,(SM),dark yellowish brown(10YR 4/4), qx 2"-dram ,
<br /> LL~ 0 020"Slotted
<br /> 35 5' wet,5%clay,35%silt,60%fine sand Schedule 40
<br /> 0 380 PVC
<br /> a'
<br /> 00 MW-9- 40 SAND, (SP),dark yellowish brown(10YR 414),wet,5%
<br /> 40 5' SP silt,95%fine sand
<br /> d
<br /> 00 MW-9-
<br /> 440
<br /> L Clayey SILT, (ML),grayish brown(2 5Y 5/2),moist, 450
<br /> 44 5' a5 M 15%clay,80%silt 5%fine sand low plasticity Bottom of
<br /> c, Boring 0 45 It
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