Protecting and preserving natural and agricultural lands for future generations


Lake Erie Islands Chapter

Green Ribbon Initiative

 

  

The Great Black Swamp

The Great Black Swamp once covered all or part of 12 counties in northwest Ohio as well as part of Indiana.

Click here for a map and timeline of northwest Ohio's changing landscape.

Click here for a historical account of the Great Black Swamp by noted historian and author Jim Mollenkopf.

The Great Black Swamp
120 miles west-east by 40 miles north-south

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