The Saginaw Bay Watershed is one of Michigan's most diverse areas--its rich resources support agriculture, manufacturing, tourism, outdoor recreation and a vast variety of wildlife. It is also Michigan's largest watershed and all or part of 22 counties and America's largest contiguous freshwater coastal wetland system.
Source: Planning & Zoning Center, Land Policy Institute, Michigan State University, 2013.
The Saginaw River and Bay were designated as a Great Lakes Area of Concern (AOC) in 1987. It is one of 14 AOCs in Michigan identified as having "toxic hot spots" in need of comprehensive remediation and restoration to improve water quality in the Great Lakes. The rivers and streams within the Saginaw Bay Watershed contribute to the sediment and pollution in the Bay.
Source: Michigan Department of Environmental Quality, 2006.
The Saginaw River/Bay is listed as an AOC due to the following use impairments: