Guard Island Light

Guard Island Light
Guard Island Light
Map
LocationGuard Island
Tongass Narrows entrance
Clarence Strait
Alaska
United States
Coordinates55°26′46″N 131°52′52″W / 55.445990°N 131.881165°W / 55.445990; -131.881165
Tower
Constructed1904 (first)
FoundationConcrete
ConstructionReinforced concrete
Automated1969
Height30 feet (9.1 m)
ShapeSquare tower with balcony and lantern on oil house
MarkingsWhite tower, black lantern
OperatorUnited States Coast Guard[1] [2]
HeritageNational Register of Historic Places listed place Edit this on Wikidata
Light
First lit1924 (current)
Focal height74 feet (23 m)
LensFourth Order Fresnel lens
Range17 nautical miles (31 km; 20 mi)
CharacteristicFl W 10s.
emergency light (Fl W 6s.) of reduced intensity when main light is extinguished.
Guard Island Lighthouse
Alaska Heritage Resources Survey
Nearest cityKetchikan, Alaska
Area10.4 acres (4.2 ha)
ArchitectJ.T. Elliot
Architectural styleModerne
MPSLight Stations of the United States MPS
NRHP reference No.03001378[3]
AHRS No.KET-00025
Added to NRHPJanuary 14, 2004

The Guard Island Light is a lighthouse on a small island near the entrance to the Tongass Narrows, in Clarence Strait in southeastern Alaska. The western entrance to the Behm Canal also lies nearby.

  1. ^ Rowlett, Russ. "Lighthouses of Alaska". The Lighthouse Directory. University of North Carolina at Chapel Hill. Retrieved June 7, 2016.
  2. ^ Alaska Historic Light Station Information & Photography United States Coast Guard. Retrieved 7 June 2016
  3. ^ "National Register Information System". National Register of Historic Places. National Park Service. March 13, 2009.