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, r <br /> . <br /> . � <br /> �r <br /> Minn"ota Best Management Practices <br /> Pollut�on <br /> Agen y for Minnesota's Old Dumps <br /> Cleanup,February 2001 <br /> Slte This Minnesota Pollution Control Agency streams, lakes or wetlands. <br /> Remediation (MPCA)fact sheet provides an overview of Development taking place on or near an old <br /> DivlSlOn a recent Dump Assessment Study of old, dump can increase the risks to public health <br /> non-pernutted,municipal dumps,and and the environment and create a problem <br /> describes Best Management Practices for �,here none existed before. In addition, <br /> these sites. The Best Management Practices dealing with dump impacts can significantly <br /> are based upon these study findings and increase the cost of redevelopment. <br /> agency experience in assessing and <br /> managing dumps through MPCA's Most former municipal dumps were closed <br /> Superfund, Closed Landfill Program,and in the 1970s,as pernutted landfills with <br /> Voluntary Investigation and Cleanup (VIC) larger capacity and better environmental <br /> Program. protections began to accept most municipal <br /> The Dump Assessment Study,released in �'aste. Closure measures taken by owners <br /> early February 2001, involved the screening or operators at some dumps were better than <br /> (including a site visit)of 1,800 dumps in at others. <br /> Minnesota. The study concluded that most The Study concluded that many dumps <br /> old dumps,under current land use do need more closure work to reduce <br /> conditions,are a lower risk to public health nuisance conditions and owner liability. <br /> and environment than many other The MPCA recommends that owners <br /> environmental issues of concern to the implement the following Best Management <br /> MPCA.The MPCA did discover potential practices, along with any appropriate local <br /> problems at many dumps that should be ordinances. <br /> addressed by site owners. These problems <br /> may include: <br /> • Unrestricted access to old dumps attracts Best Management Practices for <br /> illega�dumping. Dumps on Unused Property: <br /> • Physical hazards,such as scrap metal ' • Leave the dump and adjacent land as <br /> and junk,can injure wildlife and people undeveloped,open space.Changing <br /> who use the site (whether they are the land use on or near a dump can <br /> trespassing or not). change the risk to public health and the <br /> environment. <br /> • Surface soils may be contaminated with Development on or around the dump <br /> hazardous materials and may pose a risk <br /> to those in direct contact with these should generally be discouraged.Intrusive <br /> soils. activities, such as excavating,create <br /> potential contaminant exposure pathways <br /> • Ground water may be contaminated near and uncover wastes that may contain <br /> the site. hazardous constituents. Also, <br /> • Storm water runoff from dumps near <br /> water bodies can pollute nearby rivers, <br /> Minnesota Poilution Control Agency,520 Lafayette Road North,St. Paul, Minnesota 55155-4194 <br /> (651)296-6300,toll-free(800)657-3864,TTY(651)282-5332 or(800)657-3864 <br /> This material can be made available in alternative formats for people with disabilities. <br /> � Printed on recycled paper containing at least 20 percent fibers from paper recycled by consumers. <br />