fleet.wikisort.org - Lighthouse

Sunken Rock Light is a lighthouse in Bush Island, New York. It was converted to solar power in 1988. It is maintained by the St. Lawrence Seaway Development Corporation pursuant to an agreement with the U.S. Coast Guard authorized under 14 USC 81.

Sunken Rock Light

Location	Bush Island, St. Lawrence River, New York
Coordinates	44°20′44″N 75°54′55″W
Tower
Constructed	1847
Foundation	Stone on reef
Construction	Cast iron
Height	9 m (30 ft)
Shape	Conical
Markings	White with green lantern
Light
First lit	1994
Focal height	9 m (30 ft)
Lens	Sixth-order Fresnel lens
Characteristic	Fl G 4s (flashing green 4 s)

References

External links

• Sunken Rock Light on the World List of Lights
• Lighthouse Friends site
• "Historic Light Station Information and Photography: New York". United States Coast Guard Historian's Office. Archived from the original on 2017-05-01.
• National Park Service Historic Lighthouses
• NPS Sunken Rock

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