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Cambria Environmental Technology, Inc <br /> 1144 - 65th St BORING/WELL LOG <br /> Oakland, CA 94608 <br /> Telephone (510) 420-0700 <br /> Fax (510) 420-9170 <br /> CLIENT NAME BP Oil Company BORINGIWELL NAME MW-10 <br /> JOB/SITE NAME BP 11193 DRILLING STARTED 12-Jun-00 <br /> LOCATION 3202 West Hammer Lane Stockton California DRILLING COMPLETED 13-Jun-00 <br /> PROJECT NUMBER 852-1530 WELL DEVELOPMENT DATE(YIELD) 12-Jun-00 -30gallons) <br /> DRILLER V&W Drilling GROUND SURFACE ELEVATION 527 <br /> DRILLING METHOD Hydraulic push TOP OF CASING ELEVATION 4 98 ft <br /> BORING DIAMETER 8 SCREENED INTERVAL — 10 to 30 ft bgs <br /> LOGGED BY J Jones DEPTH TO WATER(First Encountered) 12 0 ft 12-Jun-00 <br /> REVIEWED BY K Rahman RG DEPTH TO WATER(Static) NA Z <br /> REMARKS Hand au ered to 5'b s located on Kwik Kar Wash property,48'W of planter, 96'S of tanks <br /> C✓ y <br /> E a lU Z C' <br /> a Q Z w M ¢O LITHOLOGIC DESCRIPTION F" WELL DIAGRAM <br /> co <br /> CL Cl- ao O ¢ u� 0 p a <br /> I- CJ cn p <br /> p <br /> ASPHALT —05 <br /> Silty SAND, (SM) dark brown, dense dry, 20%silt, <br /> 80%fine to medium grained sand,no plasticity, high <br /> estimated permeability <br /> Portland Type <br /> I/II <br /> s 5 <br /> 0 25 MW 10 SM <br /> 55 <br /> Bentonite Seal <br /> Monterey <br /> zz 10— � 10 -damp 105 Sand#2/12 <br /> <0 050 8a8 MW-10 SAND (SW), brown very dense damp, 10%silt,90% <br /> 0 11 fine to coarse grained sand no plasticity high estimated <br /> permeability - <br /> 23 -15— � 15'-saturated <br /> a 50 MW 10 SW <br /> 155 <br /> 0 <br /> r7 <br /> _3 <br /> F <br /> zo <br /> 20— <br /> . . . 205 2 -dram , <br /> z, MW 10 Silly SAND, (SM),dark brown dense wet 30%silt Q 010' Slotted <br /> zo 5 Schedule 40 <br /> LU 70%fine to medium grained sand no plasticity, high PVC <br /> estimated permeability <br /> a' <br /> [7 <br /> a <br /> z ;25 @ 25'- medium dense <br /> 0 MW 10 $M <br /> 25 5 <br /> r-i <br /> m <br /> H <br /> Q <br /> 0 <0 050 ;u MW 0 0 30 @ 30'-olive gray saturated 20%silt,80%fine to <br /> = Q _ medium grained sand _ _ _ _ _ _ _ _ 31 5 <br /> t Bottom of <br /> a Boring 9 31 5 <br /> 0 ft <br /> a <br /> J <br /> J <br /> 111 <br /> 3 <br /> PAGE ] pF 1 <br />