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k <br /> RECOMMENDATIONS <br /> Analysts by EPA Method 8260FA has indicated the presence of oxygenates to the groundwater on this <br /> site All of the monitoring wells on this site should be analyzed by this method to the future <br /> WORK IN PROGRESS <br /> At the request of the PHD/EHD, further lateral and vertical delineation of the plume is under study A <br /> work plan to install monitoring wells to the building and to Wilson Way is forthcoming <br /> Please find concentration contour maps plotted on the X-Y axis for TPHg and 1,2-Dtchloroethane at first <br /> water As per your request for iso-contours on future reports, the search for report quality iso- <br /> concentration map generation software is ongoing As of this date none have been found <br /> The installation of MW#9S and MW#9D is scheduled for August 14, 2002 <br /> If any questions should arise concerning the above report, please contact Ervin Rtfenburg at Foothill <br /> Engineering 2091368-9381 <br /> Respectfully submitted, <br /> I <br /> Foothill Engt OFfssin <br /> �cc,a\�%FENg�9 <br /> c <br /> 75 <br /> Ervin Rtfenburg, E %;1L <br /> ,OFCA� <br /> Attachments Water Analysts Report,Del-Tech Report, Site Map, Water Sample Analysts Recap <br /> Concentration Contours <br /> cc Sheldon Heckman, Connell Motor Truck Co 1 copy <br /> Kama Hatngfeld 2291 W March Lane Suite B 100 Stockton CA 95207 1 copy <br /> 3 <br />