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ERM Borehole Number <br /> Su�B°o BOREHOLE LOG B-5 <br /> Suit* �a <br /> ERM wog ,XZ Page 3 of 3 <br /> Project Number 8187 25 Logged By D Sanders <br /> Protect Name UP—Stockton Total Depth 41 50' <br /> iLocation 936 E Weber Ave , Stockton, California Borehole Dia 8 00in <br /> Contractor Gregg Drilling Initial Water Level 39 5' <br /> Drilling Method Hollow Stem Auger Final Water Level 38 6' <br /> Dote(s) 05/18/98 <br /> 1 O `• C <br /> ao U a Description/Soil Classification <br /> U �J <br /> Ln C3 <br /> SM 14 12 Sample B-5--40 5, Headspace PID=18 <br /> 41 0935 16 11 SAND (SM) gray--brown (10YR 4/2), wet, loose, 90% sand, fine to medium <br /> CL 25 11 grained (70% quartz, 20% feldspar, 5% lithics, 5% mofics), 10% silt, <br /> 42 (Native) <br /> Transition to CLAY (CL) gray (10YR 5/1), most, stiff, with 5% very fine <br /> 43 sand, (Native) <br /> Hydropunch Groundwater Semple Collected from 41 0' to 44 0' <br /> 44 3 VOAs collected for TPH—g and BTEX <br /> 3 VOAs collected for oxygenate fuel additives <br /> 45 Headspace PID on VOA=384 <br /> 46 Mote Sods logged from cuttings, except somple intervals <br /> 47- <br /> 48- <br /> 49- <br /> 50- <br /> 51- <br /> 527 <br /> 748495D5152 <br /> 53- <br /> 54- <br /> 55- <br /> 56- <br /> 57- <br /> 58- <br />' S9 <br />