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I Messrs Trommer and Lon 16 June 2008 <br /> Preliminary Five-Year Review Letters Page 7 of 7 <br /> Various Sites <br /> 11530 Eight Mile Road, W. <br /> • The CUF recommended directing assessment and implementation of active <br /> remediation; the EHD agrees with the intent of the recommendation, but believes <br /> that that directive should be withheld until a pending report of findings from a <br /> recently complete deep delineation investigation and a pending SCM has been <br /> received and reviewed by the EHD. <br /> 14749 Thornton Road, N. <br /> • The CUF recommended evaluation of the sampling frequency and <br /> implementation of SVE/IAS. The EHD agrees with the recommendation; a RAP <br /> has been approved, the needed wells have been installed and the remediation <br /> system is under construction. <br /> 156157 Ih Street, S. <br /> • The CUF recommended implementation of active remediation without delay; the <br /> EHD agrees with this recommendation. A favorable pumping test has been <br /> completed and reported, DPE has been approved for the site, the system has <br /> been installed and permits to operate are pending from the City'and SJVUAPCD. <br /> 23569 Santa Fe Road, S. <br /> • The CUF recommended termination of SVE and monitoring groundwater for one <br /> hydrological cycle. The EHD agrees with the recommendation; a work plan to <br /> install fourteen MIP borings on and off site has been approved. <br /> 800 Main Street, E. <br /> • The CUF agreed with the EHD on the approved remedial work plan. <br /> Questions,or comments should be directed to the appropriate caseworker. <br /> Sincerely, <br /> Harlin Knoll, REHS Michael In rna, REHS <br /> Senior Registered Environmental Senior Registered Environmental <br /> Health Specialist Health Specialist <br /> Nuel Henderson, PG Margaret Ldqorio, REHS <br /> Engineering Geologist Program Coordinator <br /> 5-Year Review Comment Letter 061608.doc <br />