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r <br /> r <br /> additional soil aese <br /> amPlos acquired from other p <br /> oints along the <br /> ecific: loca�atnwithin Figure <br /> boundary of the EB-26, <br /> -j8, andon The SWC-15) apP re ared, <br /> samples (NC-12, ach O les was acquired' p p <br /> Each of hese samples Previously <br /> 02, attached• orted, and analyzed in the manna' <br /> stored, transp <br /> described- contaminated soil Was <br /> The 275 cubic yards coverof the excavated, and stored on site pending <br /> ed, <br /> placed on vi.squeen sheeting' data and issuance of z permit <br /> acquisition of certified�o quin boratCoYntY Air Pollution Control <br /> for aeration by the <br /> SanDistrict. <br /> RESULTS OF LABORATORY ANALYSES ses as reported are attached <br /> of certified laboratory analy <br /> Results I As indicated, residual soil contain naf <br /> endix significance by the County of <br /> hereto as APP considered of sig 9-p p er <br /> tion likely to be <br /> confined to the arca of EC-15 ( 9Parts <br /> San 3oaquin is m benzene) . <br /> million [PPM] TP11 and 3 Pp <br /> CONCLUSIONS AND RECO1,MENDA'TIONS <br /> In consideration of the levels of contamination <br /> remaining in <br /> ional <br /> the area of EC-17, <br /> it is proposed that eithbreddaotcompletc: <br /> excavation or soil vapor extraction be emp <br /> remedial activities at the Site• work Performed to date, <br /> you have any questions regarding lease contact either <br /> sill may }herwise be of assistance► P <br /> or if ned at (415) 455-4991 . <br /> of the undersig <br /> r <br /> Sincerely, <br /> fee <br /> Kevin McNamaraELAGIAp�' <br /> Protect Geologist 0 <br /> and <br /> NO.4445 0 <br /> • phsD. <br /> o <br /> M chael Wo <br /> OF OAt, <br /> 9 <br /> Registered Geologist FO <br /> KMIMW:dr <br /> enc. 3. <br /> Y <br />