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r <br /> - - 3 <br /> .,i <br /> Groundwater Remediation <br /> The removal of contaminated groundwater from the soil excavation <br /> should be conducted. This would involve pumping the groundwater <br /> directly from the pits into certified transport trucks. Repetition <br /> of this process as often as hydrogeologicc n i conducted, forhe <br /> maximum of approximately 48 hours, manifested <br /> removed contaminated groundwater should then be properly <br /> and disposed of by a licensed TDS facility. <br /> ose of this procedure is to remove <br /> ve petroleum hydrocarbon <br /> The pure iand to flush fresh <br /> contaminated groundwater from the p the <br /> in the groundwater through too contaminated <br /> contaminants adsorbed lontofsoil <br /> excavation in order in the groundwater directly from the <br /> particles. BY p p gbe <br /> excavations, <br /> ar 9�fVOsub Ovate lume of! rroundwtableatsoils Y an rbeemove <br /> f i shed quickly <br /> and a larg <br /> contaminants. <br /> If the San Joaquin County Public Health Services agrees, a <br /> er <br /> quarterly monitoring program can be established <br /> and afterhexcavat�ontof <br /> quality can be monitored before, during, <br /> creases r to consecutive <br /> contaminated soils. Icontamination <br /> ntmination in loped. foIfVcontamination <br /> quarters, a pumping program monitoring may be continued until <br /> decreases or remains the same, <br /> the county agency is satisfied that no further potential threat to <br /> groundwater exists at the site. <br /> an initial pumping program can be performed as <br /> Alternatively, <br /> described above, followed by one year of monitoring to confirm that <br /> the groundwater is clean per county requirements. <br /> LIMITATIONS <br /> ted <br /> The findings, recommendations or professional opinions <br /> pres <br /> accented <br /> herein were developed in accordance with generally p <br /> tanks <br /> practice for addressuidelin s from the San fuel leaks from eJoaquin Countyepublic <br /> as outlined in the g Control Board. <br /> Health Services and the California Water Qualityfrom the <br /> Because the analytical results FCC are <br /> basenot on dfullcknowledge of the <br /> sampling locations only, <br /> site. Conditions at the project site <br /> may change with time due to the works of man and/or acotonchane <br /> underlying conditions at the <br /> e <br /> Accordingly, the findings of this report may be subjecteither <br /> in light of new information. We make no other warranty, <br /> :... ... ......... .expressed .or implied.. .. ... <br /> PAGE 27 <br /> 275 GRANT LINE ROAD <br />