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L�I'v +tJi bYJtCY1Vtr <br /> PROJECT Thrifty Oil Company Station No. 172 BORING No B-1 (MW-1) <br /> 7647 Pacific Avenue, Stockton, CA SHEET No 2 OF 3 <br /> JOB Na SSB 91-1038 LOGGED BY J. Paul ELEVATION TOP OF HOLE 12.92' <br /> RILL RIG Mobile $-57 DRILLED BY SB&S Drilling GROUNDWATER 58' <br /> LOCATION Northwest corner of site. DATE STARTED 5/23/91 <br /> DATE COMPLETED 5/23/91 <br /> Z <br /> c z <br /> � � C <br /> v DESCRIPTION C 3 C REMARKS <br /> y � c �, <br /> dCA < <br /> v .c <br /> ML SILT, Sandy; moist, slight plasticity <br /> dark grayish--brown <br /> i - <br /> 35 LRS 26 28 ppm Slight Hydrocarbon <br /> I Odor <br /> 140 Becoming sandy. Voids filled with LRS 25 42 ppm Slight Hydrocarbon <br /> white mineral. Odor <br /> 145 SIN SAND, Silty; fine to medium grained, LRS 16 72 ppm Slight Hydrocarbon <br /> I moist, grayish-brown Odor <br /> I <br /> 150 LRS 30 188 ppm Slight Hydrocarbon <br /> Odor <br /> 1 <br /> 55 --1 Blocky texture LRS 47 22 ppm Slight Odor <br /> 1 <br /> 58 V <br /> ISP SAND, Poorlti Graded; fine to medium <br /> 60 v ish- rown LRS --- 6 ppm No Odor <br />• �~ SSB Erlvircnr nental <br /> Cor�s�ltants, inc. <br /> 5740 East Shieics Avenue Suite 103 Fresno CA 93727 (249) 292-5736 <br />