Location | on the shoals off Dames Point St. Johns River Florida United States |
---|---|
Coordinates | 30°23′00″N 81°33′16″W / 30.38333°N 81.55444°W[1] |
Tower | |
Foundation | wooden piles with cast-iron sleeves |
Construction | wooden tower |
Shape | square tower atop keeper's house |
Markings | white building, red piles |
Light | |
First lit | 1857 (lightship) 1872 (lighthouse) |
Deactivated | 1893 |
Focal height | 35 feet (11 m)[1] |
Lens | Fifth-Order Fresnel lens[1] |
Range | 9.6 nautical miles; 18 kilometres (11 mi) |
Characteristic | F W |
The Dames Point Light marked an 8-foot-deep (2.4 m) shoal at a sharp bend in the St. Johns River in Florida that was a danger to ships heading to or from Jacksonville.