Cosgrove Shoal Light

Nov. 1, 2019
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Cosgrove Shoal Light, Cosgrove Shoal, Florida Keys, Florida

Built in 1935.

COSGROVE SHOAL LIGHT

Location: IN 14 FEET OF WATER, 20 MILES WSW OF KEY WEST, SOUTH OF THE MARQUESAS KEYS
Station Established: 1935
Year Current Tower(s) First Lit: 1935
Operational: No
Automated: 1935
Deactivated: 
Tower Shape / Markings / Pattern: Black tankhouse on red hexagonal skeleton tower on piles
Height: 49-feet
Original lens: 200mm
Characteristic: Flashing white: 4 flashes 0.4 seconds each, 3 eclipses 1.6 seconds each, 1 eclipse 5.6 seconds
Fog Signal: Bell on buoy 

Historical Information:

  • Design for a standardized wrought iron structure developed in 1932.
  • Cosgrove Shoal Light established in 1935.  Identical structures put in place were the Smith Shoal Light (1933), Pulaski Shoal Light (1935) and the Tennessee Reef Light (1935).
Land Asset Lighthouse