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EITICO <br /> <br />ASSOCIA-[ES <br />Consultanls in Wasles <br />Management ,and <br />£ nvi~onmenlal Conlrot <br /> <br />September ]2, 1980 <br />Project 211-7.2 <br /> <br />Mr. Greg Woelfel <br />Waste Mangement of Wisconsin, Inc. <br />3333 N. Mayfair Road <br />Milwaukee, WI 53222 <br /> <br />Re' <br /> <br />Investigation of Existing <br />Gas Control System <br />Anoka Landfill <br />Anoka, Minnesota <br /> <br />Dear Mr. Woelfel' <br /> <br /> Attached are five copies of a report of our investigation and study at <br />the existing gas control system at the Anoka Landfill. <br /> <br /> Subsequent to our site visit on August 20, 1980, we understand you have <br />installed gas monitoring probes at the recommended locations and confonT~ing to <br />our detail drawings. A lO-horsepower Aerovent motor blower with a capacity.of <br />about ]600 cfm has also been delivered to the site. <br /> <br /> We have reviewed the data and gas probe measurements reported by your <br />firm and have included the probe measurements in Appendix B. Based on those <br />measurements, it appears that the 9as control system is presently controlling <br />9as migration along the westerly property line. <br /> <br /> We appreciate the assistance of your staff during this study and look <br />forward to being of service as the system is expanded. <br /> <br /> CGB:nbs <br /> <br />90 Archer Street, San Jo~, Calit'ornia 95112, (408) 275-1444 <br /> <br /> <br />