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1 <br /> Geologicaf Technics Inc. <br /> ' 2741 River Rvad <br /> Modesto,Cahfama 95351 <br /> (209)538-6424/Yax#538-5852 <br /> i <br /> REPORT ' <br /> Groundwater Monitoring <br />' 3rd Quarter 2000 <br /> J.M. Equipment Company <br /> 1245 West Charter Way <br /> Stockton, California <br /> Project No 507 2 <br /> November 6, 2000 <br /> EXECUTIVE SUMMARY <br /> This report summarizes the 3rd Quarter 2000 round of groundwater monitoring and testing <br /> that took place on September 26, 2000 The analytical results of groundwater samples show <br /> that detectable concentrations of BTEX and TPH-G were present in five of eight groundwater <br /> monitoring wells This is consistent with historical site data The fuel oxygenate compound <br /> MTBE was detected in one of the eight wells <br /> On September 26, 2000, the average depth to groundwater at the site was 14 93 feet bgs and <br /> the groundwater flow was N35°E at 0 003 ft/ft <br /> 1.0 GROUNDWATER MONITORING <br />' 1.1 Hydrogeology of Site <br />' The geology of the site is predominately clays and sandy clays with lesser amounts of silts <br /> and sands The average groundwater elevation was —7 47 feet below MSL on September 26, <br /> 2000 MSL is approximately 7 37 feet below ground surface <br /> i <br /> • <br /> 1 <br /> 1 <br />