Rhode Island Lighthouse History

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Hog Island Shoal Lighthouse

Hog Island Shoal hog_island_shoal_light_1_1-28-11.jpg
 Courtesy of the National Archives 


Location: Entrance to Mount Bay
Location: 1901 - present l Lat 41 37 56 N - Long 71 16 23 W
Established: 1901
Lighthouse Constructed: 1901
Automated: 1964
Design: Wood-white oak and locust; copper and galvanized iron fastened; 2 masts, daymarks on both; Design: smokestack forward of mainmast; 2 auxiliary steam boilers, steam pump and steam fog signal.
Original Illuminating Apparatus: Fifth Order Fresnel Lens
Second Illuminating Apparatus: Fourth Order Fresnel Lens
Third Illuminating Apparatus: 250-mm lens
Current Illuminating Apparatus: VLB-44 (LED)
Height: 60 feet
Status: Active Aid to Navigation
Light Characteristic: Fixed White (1906)
Light Characteristic: Isophase White every 6 seconds (2005)
Range: 12 miles (1906)
Range: 12 miles (1906)
Range: 13 miles (1953)
Fog Signal: Compressed Air Siren (1912)
Fog Signal: Electric Siren (1953)
Fog Signal Characteristic: Siren Blast for 3 Seconds (1912)
Fog Signal Characteristic: Silent for 10 Seconds
Fog Signal Characteristic: Siren Blast for 3 Seconds
Fog Signal Characteristic: Silent for 10 Seconds

Location: Established: Lighthouse Constructed: Automated: Original Illuminating Apparatus: Second Illuminating Apparatus: Third Illuminating Apparatus: Current Illuminating Apparatus: Height: Status: Light Characteristic: Range: Fog Signal: Fog Signal Characteristic:

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