Background

The Allied Paper Inc./Portage Creek/Kalamazoo River Superfund Site is located in Allegan and Kalamazoo Counties, Michigan. The site includes soil and sediments contaminated by a group of chemicals called polychlorinated biphenyls (PCBs) in 80 miles of the Kalamazoo River (from Morrow Dam to Lake Michigan), paper mill properties, riverbanks and floodplains, and a 3-mile stretch of Portage Creek. EPA has broken down the site into six segments, or operable units (OUs), that require cleanup. The six OUs are as follows:

• OU 1: Allied Paper Property/Bryant Mill Pond Area;
• OU 2: Willow Boulevard and A-Site Landfill;
• OU 3: King Highway Landfill;
• OU 4: 12th ...