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BLACK & VEATCH <br /> 8400 Ward Parkway,P.O.Box No.8405,Kansas City,Missouri 64114,(913)339-2000 <br /> Marley Cooling Tower Company <br /> Stockton, California Facility <br /> Ground Water Extraction System <br /> MCTC Contract No. 11 <br /> Mr. James C. Austreng B&V Project 11654.683 <br /> Waste Management Engineer B&V File C.4 <br /> Toxic Substances Control Program, Region 1 August 16, 1991 <br /> Department of Health Services <br /> 10151 Croydon Way, Suite 3 <br /> Sacramento, CA 95827-2106 <br /> Subject: Carroll Ave. Soil Sampling <br /> Gentlemen: <br /> Reference is made to our recent telephone conversations and your August 6, <br /> 1991 request for soil sampling along Carroll Avenue. On behalf of the <br /> Marley Cooling Tower Company MCTC) , enclosed you will find a copy of a <br /> letter report which describes the Carroll Avenue soil sampling activity <br /> and presents the corresponding analytical results. <br /> As I had advised you on August 9, 1991, the sampling results confirm that <br /> MCTC wood treatment operations did not affect the concentrations of <br /> Arsenic or Total Chromium in the surface soils sampled along Carroll <br /> Avenue. The enclosed analytical results support this conclusion since <br /> according to the Remedial Investigation Report (May 1990, Table 3-14) the <br /> upper background concentrations of these constituents are 10 mg/kg and 46 <br /> mg/kg, respectively. <br /> Please call me at (913) 338-6656 or Thomas Hickey at (913) 338-6554 with <br /> any questions that you may have. <br /> Very truly yours, <br /> BLACK & VEATCH <br /> Cr_e_; a. flju-ea� <br /> Craig A. Willis <br /> CAW25G <br /> Enclosure <br /> cc: Mr. David Bates, MCTC, w/o enclosure <br /> Mr. Timothy Verhagen, TMC, w/ enclosure <br /> Mr. Larry Schaper, B&V, w/ enclosure <br />