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{ <br /> \ i <br /> Table 1 <br /> Summary of Reports <br /> Guild Wineries and Distilleries <br /> One Winemasters' Way <br /> Lodi, California <br /> (Continued) <br /> Title ' Date Activsties_neicribed S=mary of Results <br /> t <br /> Vapor Extraction System February 2, 1987 -VES installed -VES operated successfully <br /> Report -3 1/2 hour pilot test -VES effective in removing gasoline <br /> Soil-Gas Vapor May 1, 1987 -VES operated for -Estimated 230 lbs of petroleum hydro- <br /> Extraction System, approximately 30 days carbons removed <br /> Thirty-Day Operationi (456 hours) <br /> Report -VES exhaust monitored -Effective radius of influence of VES <br /> daily >20 ft <br /> Letter Report: Ground October 26, 1987 September 1987 Ground -September results: benzene not <br /> Water Monitoring Results Water Sampling Round detected in wells, highest TPH in <br /> MW-1 <br /> -Summary of results to date shows de- <br /> crease in BTX constituent concen- <br /> trations over time <br /> -Ground water elevation data indicates � <br /> gradient is south-southwest <br /> Letter Report: December 23, 1987 -10 months of VES -hydrocarbon steady state extraction <br /> Remediation Status operation rate dropped to approximately 0.003 <br /> pounds/hour, low extraction rates <br /> predict low residual volatile hydro- <br /> carbon levels in soil matrix <br /> 113-88-914 <br /> 1 <br /> 1 <br /> 1 <br />