Alligator Reef Light
Alligator Reef Light is located east of Indian Key, near the Matecumbe Keys of Florida in the United States, north of Alligator Reef itself. The station was established in 1873. It was automated in 1963 and was last operational in July, 2014, and is being replaced by a 16' steel structure with a less powerful light located adjacent to it. The structure is an iron pile skeleton with a platform. The light is above the water. It is a white octagonal pyramid skeleton framework on black pile foundation, enclosing a square dwelling and a stair-cylinder. The lantern is black. The original lens was a first order bivalve Fresnel lens. The light characteristic of the original light was: flashing white and red, every third flash red, from SW by W 1/2 W through southward to NE 1/8 E, and from NE by E 3/4 E through northward to SW 3/8 S; flashing red throughout the intervening sectors; interval between flashes 5 seconds. It had a nominal range of in the white sectors and in the red sectors. The new light has a range of approximately .

It is listed as number 980 in the USCG light lists.
Q2901113
Indian Key
LOC
Q812
Florida
LOC
Q30
United States
LOC
Q4732657
Alligator Reef
LOC
Q7193855
iron pile
Concept
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skeleton
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Q1129209
pile foundation
Concept
Q14672
Fresnel lens
Concept
Q1738955
flashing
UNK
Q1738955
flashing
UNK
Q4732658
Alligator Reef Light
LOC
1873-01-01T00:00:00Z^^http://www.w3.org/2001/XMLSchema#dateTime
1873
DATE
1963-01-01T00:00:00Z^^http://www.w3.org/2001/XMLSchema#dateTime
1963
DATE
2014-01-01T00:00:00Z^^http://www.w3.org/2001/XMLSchema#dateTime
2014
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