The history of Dillon Dam and Lake is tied to flood control and water supply for the Muskingum River Basin. It was authorized by the Flood Control Act of 1938.
The park has a large lake. There are recreational activities like fishing, boating, and swimming. The park also features several picnic areas, trails, and campgrounds, providing many opportunities for recreation.
The reservoir is situated just east of the city of Findlay, making it accessible for local residents and visitors. Over time, as recreational interests grew, the area around the reservoir was developed to include trails and other amenities, turning it into a multi-purpose rec