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Jim Woodruff Dam is a hydroelectric dam on the Apalachicola River, about 1,000 feet (300 m) south of that river's origin at the confluence of the Flint and Chattahoochee Rivers.

Jim Woodruff Dam
USACE Jim Woodruff Lock and Dam.jpg
Aerial view of Jim Woodruff Dam in 1999 (by U.S. Army Corps of Engineers)
Official name Jim Woodruff Dam
Location Gadsden and Jackson counties, Florida / Decatur County, Georgia, USA
Coordinates 30°42′31″N 84°51′51″W / 30.70861°N 84.86417°W / 30.70861; -84.86417Coordinates: 30°42′31″N 84°51′51″W / 30.70861°N 84.86417°W / 30.70861; -84.86417
Construction began about 1947
Opening date 1957
Operator(s) U.S. Army Corps of Engineers
Dam and spillways
Impounds Chattahoochee, and Flint Rivers
Creates Lake Seminole
Surface area 58.6 square miles (152 km2)
The dam, photographed from US90

The dam impounds Lake Seminole on the common border of Florida and Georgia. The dam is named in honor of James W. Woodruff, Sr., a Georgia businessman who spearheaded the development of the Apalachicola-Chattahoochee-Flint Project.[1][2]


  1. ^ Jim Woodruff Dam
  2. ^ Shoreline of Florida's Pan-Handle, Jim Woodruff Lock and Dam