Port Austin Light

Port Austin Light
Location	Port Austin Reef, 2.5 miles (4.0 km) north of Port Austin, Michigan (Port aux Barques Township)
Coordinates	44°05′N 82°59′W / 44.083°N 82.983°W
Tower
Constructed	1878
Foundation	Brick, cement, crushed stone
Construction	Brick
Automated	1953
Height	60 feet (18 m)
Shape	Square
Markings	Buff square tower with attached house w/red roof.
Heritage	National Register of Historic Places listed place
Light
First lit	1878
Focal height	76 feet (23 m)
Lens	Fourth order Fresnel lens (original), 12-inch (300 mm) Tideland Signal ML-300 acrylic (current)
Range	8 nautical miles (15 km; 9.2 mi) Other sources claim 14.3 nautical miles; 26.6 kilometres (16.5 mi)
Characteristic	White, every 6 seconds.
	Port Austin Reef Light
	U.S. National Register of Historic Places
MPS	Light Stations of the United States MPS
NRHP reference No.	11000666
Added to NRHP	September 15, 2011

Port Austin Lighthouse (or Port Austin Reef Light) is a lighthouse off the shore of Lake Huron, about 2.5 miles (4.0 km) north of Port Austin, Huron County Michigan sitting on a rocky reef (shoal), which is just north of the tip of the Thumb and a real hazard to navigation.

^ Pepper, Terry. "Database of Tower Heights". Seeing the Light. terrypepper.com. Archived from the original on 2000-09-18. Retrieved 2009-10-14.
^ ^a ^b ^c ^d Light List, Volume VII, Great Lakes (PDF). Light List. United States Coast Guard. p. 106.
^ Rowlett, Russ. "Lighthouses of the United States: Michigan's Eastern Lower Peninsula". The Lighthouse Directory. University of North Carolina at Chapel Hill.
^ ^a ^b ^c Extensive history of the Port Austin Lighthouse at Seeing the Light by Terry Pepper.
^ But see, based on the 1910 Coast Guard light list, a claim that the Focal plane as 80 feet (24 m). Pepper, Terry. "Database of Focal Heights". Seeing the Light. terrypepper.com. Archived from the original on 2008-08-30. Retrieved 2009-10-14.
^ But see, Michigan Lighthouse Conservancy, Port Austin Reef Light. which claims a 7.9-inch (200 mm) glass optic.
^ "Weekly list of actions taken on properties: 9/12/11 through 9/16/11". National Park Service. September 23, 2011. Retrieved September 27, 2011.

[1] Pepper, Terry. "Database of Tower Heights". Seeing the Light. terrypepper.com. Archived from the original on 2000-09-18. Retrieved 2009-10-14.

[navcen.uscg.gov-2] Light List, Volume VII, Great Lakes (PDF). Light List. United States Coast Guard. p. 106.

[3] Rowlett, Russ. "Lighthouses of the United States: Michigan's Eastern Lower Peninsula". The Lighthouse Directory. University of North Carolina at Chapel Hill.

[terrypepper.com-4] Extensive history of the Port Austin Lighthouse at Seeing the Light by Terry Pepper.

[5] But see, based on the 1910 Coast Guard light list, a claim that the Focal plane as 80 feet (24 m). Pepper, Terry. "Database of Focal Heights". Seeing the Light. terrypepper.com. Archived from the original on 2008-08-30. Retrieved 2009-10-14.

[6] But see, Michigan Lighthouse Conservancy, Port Austin Reef Light. which claims a 7.9-inch (200 mm) glass optic.

[NRHP-7] "Weekly list of actions taken on properties: 9/12/11 through 9/16/11". National Park Service. September 23, 2011. Retrieved September 27, 2011.

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