ST. REGIS PAPER CO.
CASS LAKE, MN
Superfund Site Profile
The 125-acre St. Regis Paper Company site is located within the external boundaries of the Leech Lake Band of Ojibwe Indian Reservation in Cass Lake, Minnesota. The wood-treatment facility operated from the 1950s to the 1980s using creosote and pentachlorophenol. The facility’s operations contaminated soil and groundwater with hazardous chemicals. The contaminants of concern include pentachlorophenol, dioxin and polycyclic aromatic hydrocarbons, or PAHs.
During cleanup, a site can be divided into a number of distinct areas depending on its complexity. These areas, called operable units (OUs), may address geographic areas, specific problems, or areas where a specific action is ...
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