Delaware Lake

Delaware Lake

Delaware Lake is part of a system of dams that provide flood damage reduction in the Olentangy, Scioto, and Ohio River Basins.  Authorized by the Flood Control Act of 1938 for the purposes of Flood Damage Reduction, Pollution Reduction, Water Supply, Recreation, and Fish and Wildlife Management.  The project was constructed between 1947 and 1951 at a cost of $ 4,307,000 by the US Army Corps of Engineers. At a length of 3 ½ miles and a height of 92 feet, Delaware Dam controls a drainage area of 386 square miles.


740-363-4011. Call 740-369-2015 for a recorded message providing updated lake and project information. Delaware State Park Office, 740-369-2761. Delaware Wildlife Area, 740-747-2525


Delaware Dam is located about 4 miles north of the city of Delaware, Ohio. From Delaware take Route 23 north to the dam and project office. See Map

Mailing Address

U.S. Army Corps of Engineers
Delaware Lake
3920 US Highway 23N
Delaware, OH 43015

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