Seven Foot Knoll Light
Lighthouse in Maryland, United States / From Wikipedia, the free encyclopedia
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The Seven Foot Knoll Light was built in 1855 and is the oldest screw-pile lighthouse in Maryland. It was located atop Seven Foot Knoll in the Chesapeake Bay until it was replaced by a modern navigational aid and relocated to Baltimore's Inner Harbor as a museum exhibit.
Quick Facts Location, Coordinates ...
Location | originally at the mouth of the Patapsco River in the Chesapeake Bay; relocated to the Inner Harbor in Baltimore, Maryland |
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Coordinates | 39.2836°N 76.6054°W / 39.2836; -76.6054 (current) 39.1551°N 76.4091°W / 39.1551; -76.4091 (original) |
Tower | |
Constructed | 1856 |
Foundation | screw-pile |
Construction | wrought-iron (originally cast-iron) |
Automated | 1949 |
Height | 40 ft (12 m) |
Shape | cylindrical house |
Heritage | National Register of Historic Places listed place |
Light | |
First lit | 1856 |
Deactivated | 1988 |
Focal height | 17 m (56 ft) |
Lens | fourth-order Fresnel lens |
Range | 12 nmi (22 km; 14 mi) |
Characteristic | Fl WR 6s |
Seven Foot Knoll Light | |
Location | Pier 5, Inner Harbor, Baltimore, Maryland |
Area | less than one acre |
Built | 1875 (1875) |
NRHP reference No. | 89001096[1] |
Added to NRHP | August 22, 1989 |
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