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k KLEINFELDER <br /> December 8, 1987 <br /> File: 24-2078-01 <br /> Mr. Douglas Wilson <br /> San Joaquin Local Health District <br /> 1601 E. Hazelton Avenue <br /> Stockton, CA 95201 <br /> SUBJECT: Soil Vapor Survey at Tower Park Marina <br /> Dear Mr. Wilson: 4 <br /> r . <br /> Per your request, the following is a brief description of an active soil <br /> vapor survey to be performed as part of a property transfer evaluation at <br /> Tower Park Marina in Terminous, California, on Friday, December 11, 1987. <br /> } <br /> Western Geo Monitors of Woodland, California will sample 20-30 locations <br /> of soil vapors, using a 5/8" diameter probe at an approximate depth of 3 <br /> feet, in locations of potential concern designated on the attached permit: <br /> application plot plan. The sample will be analyzed immediately by an <br /> onsite mobile laboratory using a portable field gas chromatograph (GC) <br /> equipped with a photoionization detector (PID), and a flame ionization <br /> detector (FID), to assess concentrations of total volatile organics (TVO) <br /> present in the soil atmosphere. <br /> h <br /> A report will be generated upon completion of the sample analyses and a <br /> copy of the results will be given to the San Joaquin Local Health <br /> District. <br /> Upon completion of the survey work, all sample points will be backfilled <br /> to surface grade with bentonite powder. ! <br /> Due to the short time frame required for completion of this evaluation, we <br /> would , greatly appreciate . your prompt attention. to .the attached <br /> environmental health permit application. The lending institution has <br /> granted only 2.5 weeks for completion of this project. <br /> k. Thank you for your cooperation. <br /> P' <br /> i <br /> Sincerely, <br /> KLE INFELDER <br /> )'ha�61 <br /> J. 2a oli .. .. <br /> Environmental Management Specialist <br /> MJZ:Ims <br /> I <br /> Enclosure <br /> 75-87-1056 <br /> KEEENFELDER 9795 Business Park Drive, Suite C, Sacramento, CA 95827 (916) 3661701 <br />