Sand Key Light
Encyclopedia
Sand Key Light is located six nautical miles southwest of Key West, Florida
Key West, Florida
Key West is a city in Monroe County, Florida, United States. The city encompasses the island of Key West, the part of Stock Island north of U.S. 1 , Sigsbee Park , Fleming Key , and Sunset Key...

, between Sand Key Channel and Rock Key Channel, two of the channels into Key West. It is located on a reef
Sand Key (reef)
Sand Key is a coral reef located within the Florida Keys National Marine Sanctuary. It lies to the southwest of Key West, within the Key West National Wildlife Refuge. This reef is within a Sanctuary Preservation Area ....

 that is intermittently covered by sand. At times the key has been substantial enough to have trees, and in 1900 nine to twelve thousand tern
Tern
Terns are seabirds in the family Sternidae, previously considered a subfamily of the gull family Laridae . They form a lineage with the gulls and skimmers which in turn is related to skuas and auks...

s nested on the island. At other times the island has been washed away completely. As of 1998, Sand Key was a sand bar with no vegetation.

The first navigational light on Sand Key was a 60-foot brick tower built in 1827. The first keeper, John Flaherty, died in 1830, and his widow Rebecca became the keeper for the next 16 years. In 1844 a hurricane eroded part of the island, destroyed the keeper's house, and damaged the seawall
Seawall
A seawall is a form of coastal defence constructed where the sea, and associated coastal processes, impact directly upon the landforms of the coast. The purpose of a seawall is to protect areas of human habitation, conservation and leisure activities from the action of tides and waves...

, which took a year to repair. The Great Havana Hurricane of 1846
Great Havana Hurricane of 1846
The Great Havana Hurricane of 1846 was a powerful late season hurricane that caused extensive damage and up to 255 deaths as it moved across Cuba, Florida, and the eastern United States before dissipating over the Canadian Maritimes.-Meteorological history:...

 washed away the sand on the key, undermining and toppling the light tower. Rebecca Flaherty and five others in the lighthouse were killed.

As the Key West Light
Key West Light
The Key West lighthouse is located in Key West, Florida. The first Key West lighthouse was a tower completed in 1825. It had 15 lamps in 15-inch reflectors. The first keeper, Michael Mabrity, died in 1832, and his widow, Barbara, became the lighthouse keeper, serving for 32 years...

 had also been destroyed in the same storm, a ship, the Honey, was acquired and outfitted as a lightship
Lightship
Lightship may refer to:* Lightvessel, a permanently moored ship that has light beacons mounted as navigational aids* Light displacement, a displacement figure that measures a ship complete in all respects, but without consumables, stores, cargo, crew, and effects*Lightship, a type of blimp operated...

 to serve as the Sand Key Light until new lighthouses could be built. Due to efforts to reorganize the Lighthouse Board, Congress
United States Congress
The United States Congress is the bicameral legislature of the federal government of the United States, consisting of the Senate and the House of Representatives. The Congress meets in the United States Capitol in Washington, D.C....

 was slow to appropriate funds for the new lighthouses.

A screw-pile
Screw-pile lighthouse
A screw-pile lighthouse is a lighthouse which stands on piles that are screwed into sandy or muddy sea or river bottoms. The first screw-pile lighthouse was built by blind Irish engineer Alexander Mitchell...

 foundation for a new light on Sand Key was begun in 1852. Funds ran out before the foundation was complete, and the contractor had to wait seven years for final payment. Later that year Lieutenant George Meade
George Meade
George Gordon Meade was a career United States Army officer and civil engineer involved in coastal construction, including several lighthouses. He fought with distinction in the Second Seminole War and Mexican-American War. During the American Civil War he served as a Union general, rising from...

, who had completed construction of the Carysfort Reef Light
Carysfort Reef Light
Carysfort Reef Light is located approximately six nautical miles east of Key Largo, Florida. The lighthouse has an iron screw-pile foundation with a platform, and a skeletal octagonal pyramidal tower, which is painted red. The light is 100 feet above the water. The original lens was a first order...

, was placed in charge of construction of the Sand Key Light. The light tower was completed in 1853. This light was the first to use the hydraulic lamp designed by George Meade.

The screw-pile foundation and open framework tower allowed the lighthouse to survive later hurricanes, including one in 1856 that completely washed away all of the island above water. The light was automated in 1938. In 1967 the first order Fresnel lens
Fresnel lens
A Fresnel lens is a type of lens originally developed by French physicist Augustin-Jean Fresnel for lighthouses.The design allows the construction of lenses of large aperture and short focal length without the mass and volume of material that would be required by a lens of conventional design...

was removed and replaced by a fourth order lens. That in turn was removed in 1982 and replaced with a flash tube array. The tower was severely damaged in a fire in 1989, and the light was moved to a nearby temporary structure. An attempt was made to restore the structure of the tower in 1995, but the keeper's quarters were demolished in 1996. The light was returned to the tower in 1998.

See also

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