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CAMBRIA <br /> Groundwater Remediation System Po eration; Cambria installed a GWE system at this site <br /> which began operation in March 2000 and was shut down in July 2001-h G��1'OQand Ma Bid <br /> concentrations have been substantially reduced in wells at the site. Tm�nute. An estimate of <br /> groundwater from well EW-1 at approximately five gallons per <br /> contaminant mass removed by the GWE system is summarized in the fallowing table. <br /> MASS REMOVAL BY GROUNDWATER EXTRACTION <br /> Constituent Total Removed <br /> Total Hydrocarbons 1.8 lbs <br /> MTBE 15.2 lbs <br /> Water 2,295,500 gals <br /> ANTICIPATED FOURTH QUARTER 2003 ACTIVITIES <br /> Blaine will gauge and sample all wells and tabulate the data. Cambria <br /> will <br /> from prepare <br /> ll a groundwater <br /> these <br /> monitoring report. Groundwater samples will be collected monthly <br /> data will be reported via facsimile as we receive them from the lab- <br /> CONCLUSIONS AND RECOMMENDATIONS <br /> Groundwater analytical data from all of the wells at this site 11 nt�ue6 to show <br /> r oirwip[ed declining monthly <br /> or <br /> stable trend. Sporadic low level detections of MTBE in we groundwater analytical <br /> sampling schedule for this well beginning in September 2002. Monthly gr <br /> data from samples collected on May 9,June 30, and July 24, 20032 included <br /> d M y 200 s Low levels <br /> report. MTBE was not detected in MW-6A between November 2 <br /> of MTBE were detected during the June and July 2003 sampling events <br /> As requested,Cambria has been sending the monthly sampling results <br /> facsimile <br /> to the City of <br /> Ripon(and its attorney)and the San Joaquin County Environmental Health Department- <br /> 2 <br /> ep <br /> 2 <br /> 0324 <br />