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LOG OF BORING <br /> PROJECT Thrifty Oil Comnany Station No. 172 BORING No B-3 (MW--3) <br /> 7647 Pacific Avenue, Stockton, CA _ SHEET No 2 OF 3 <br /> JOB No. SSB 91-1038 LOGGED BY D. Stanton ELEVATION. TOP OF HOLE 12 63' <br /> ILL RIG Mobile B-57 DRIL.L.ED BY SUS Drilling GROUNDWATER 58' <br /> LOCATION Northeast corner of site, north end of east DATE STARTED 5/29/91 <br /> fuel island. DATE COMPI--=D 5/29/91 <br /> c z <br /> DESCRIPTION _ REMARKS <br /> i <br /> U7 C �, <br /> V1 ,� <br /> u � <br /> ML SILT, Sandy; moist, low plasticity, <br /> brown <br /> 3 Voids filled with white mineral LRS 30 8 ppm No Hydrocarbon Odor <br /> 4 SAND,SM i ty; moist, fine to medium LRS 27 7 ppm No Hydrocarbon Odor <br /> grained, light brown <br /> Clay lenses <br /> 45 LRS 19 343 ppm Strong Hydrocarbon <br />' Odor <br /> LRS 45 345m r <br /> pp Strong Hydrocarbon <br /> Odor <br /> 15 Increasing sand, fine to medium LRS >50 181 ppm Slight Hydrocarbon <br /> grained, brown Odor <br /> 158 <br /> LRS 16 ---- No Sample <br /> SSH Envirflnmenzal <br /> Canaultanza. Inc. <br /> 5740 East Shields Avenue, Suite 103 Fresno CA 93727 (209) 292.5736 <br />