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F F <br /> Mr Jeffrey Wong <br /> Wage 3 <br /> CONCLUSIONS <br /> • Groundwater flow direction at the site continues to exhibit extreme variability This variability and <br /> the apparent mounding near well MW I may be a result of the pumping of nearby water supply <br /> wells <br /> • Concentrations of dissolved petroleum hydrocarbons, 1,2 DCA and EDB in groundwater at the <br /> site generally appear to be slowly decreasing <br /> • The limits of the dissolved hydrocarbon plume have not been defined <br /> The next round of groundwater sampling is scheduled for March 2002 PHSIEHD will be provided <br /> with at least 48 hours notice before conducting fieldwork I <br /> If you have any questions or comments please contact Ground Zero at your convenience <br /> Respectfully, <br /> • Grou Zero sis, Inc ED <br /> zo <br /> Sean arvey, <br /> Staff Geologist GREGORY P. <br /> STAHL <br /> No. 5023 4 <br /> Gregory P Stahl, RG 5023 <br /> CA Certified Hydrogeologist No 264 l'41�c OF CAL%F���`P <br /> Attachments <br /> cc Mr and Mrs John Ferraiolo <br /> Mr Marty Hartzell, CA Regional Water Quality Control Board <br /> Ms Marla Nahorn, Environmental Closures <br /> • <br /> Harryslreportslq=r 4ym2001 doc <br />