Navigation Structures at Pentwater Harbor

Navigation Structures at Pentwater Harbor
Pentwater Pier, showing south (left) and north (right) pierhead lights
Map
LocationPentwater, Michigan, US
Coordinates43°47′N 86°26′W / 43.78°N 86.44°W / 43.78; -86.44
HeritageNational Register of Historic Places listed place Edit this on Wikidata
Pentwater North Pierhead Light Edit this at Wikidata
Constructed1997 Edit this on Wikidata
Foundationconcrete pier
Constructioncylindrical "D9-type" tower[1]
Height11 m (36 ft) Edit this on Wikidata
Fog signal3sec every 30sec
Focal height43 ft (13 m) Edit this on Wikidata
Lens12 inches (300 mm) optic
Range9 nmi (17 km; 10 mi) Edit this on Wikidata
CharacteristicFl G 2.5s Edit this on Wikidata
Pentwater South Pierhead Light Edit this at Wikidata
Constructed1937 Edit this on Wikidata
Constructionconcrete (pier), steel (tower) Edit this on Wikidata
Height10 m (33 ft) Edit this on Wikidata
HeritageNational Register of Historic Places contributing property Edit this on Wikidata
Focal height48 ft (15 m) Edit this on Wikidata
Lens12 inches (300 mm) optic[2]
Range4 nmi (7.4 km; 4.6 mi) Edit this on Wikidata
CharacteristicFl R 4s Edit this on Wikidata
Navigation Structures at Pentwater Harbor
Arealess than 1 acre (0.40 ha)
NRHP reference No.00001638[3]
Added to NRHPJanuary 11, 2001
Original light Edit this at Wikidata
Constructed1873 Edit this on Wikidata
Constructionlumber (artificial physical structure) Edit this on Wikidata
Automated1917 Edit this on Wikidata
Height33 ft (10 m) Edit this on Wikidata
Deactivated1937 Edit this on Wikidata

The Navigation Structures at Pentwater Harbor are navigational structures located at the west end of Lowell Street in Pentwater, Michigan. They were listed on the National Register of Historic Places in 2001.[3]

  1. ^ "Pentwater Pierhead North (Lake Michigan) Light". The Weidner Publishing Group. Retrieved November 20, 2013.
  2. ^ "Pentwater Pierhead South (Lake Michigan) Light". The Weidner Publishing Group. Retrieved November 20, 2013.
  3. ^ a b "National Register Information System". National Register of Historic Places. National Park Service. July 9, 2010.