Navigation Structures at Pentwater Harbor

Last updated November 28, 2025

Harbor Infrastructure Inventories: Pentwater Harbor, Michigan (PDF), US Army Corps of Engineerins, archived from the original (PDF) on June 10, 2015

References

↑ "Pentwater Pierhead North (Lake Michigan) Light". The Weidner Publishing Group. Retrieved November 20, 2013.
↑ "Pentwater Pierhead South (Lake Michigan) Light". The Weidner Publishing Group. Retrieved November 20, 2013.
1 2 "National Register Information System". National Register of Historic Places . National Park Service. July 9, 2010.
1 2 3 4 5 6 7 8 9 10 Pepper, Terry. "Pentwater Pierhead Light". Seeing the Light. Retrieved November 20, 2013.
1 2 3 4 "Pentwater History". Pentwater.org. Retrieved November 20, 2013.
1 2 3 4 5 "History". PentwaterChannel.org. Retrieved November 20, 2013.

Navigation Structures at Pentwater Harbor
Pentwater Pier, showing south (left) and north (right) pierhead lights

Location	Pentwater, Michigan, United States
Coordinates	43°47′N86°26′W / 43.78°N 86.44°W / 43.78; -86.44
Heritage	National Register of Historic Places listed place


Pentwater North Pierhead Light

Constructed	1997
Foundation	concrete pier
Construction	cylindrical "D9-type" tower^[1]
Height	11 m (36 ft)
Fog signal	3sec every 30sec

Focal height	43 ft (13 m)
Lens	12 inches (300 mm) optic
Range	9 nmi (17 km; 10 mi)
Characteristic	Fl G 2.5s

v t e U.S. National Register of Historic Places
Topics	Architectural style categories Contributing property Historic district History of the National Register of Historic Places Keeper of the Register National Park Service Property types
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Lists by insular areas	American Samoa Guam Minor Outlying Islands Northern Mariana Islands Puerto Rico Virgin Islands
Lists by associated state	Federated States of Micronesia Marshall Islands Palau
Other areas	District of Columbia American Legation, Morocco
Lists of specific structure types	Amusement rides Jails and prisons University and college buildings
Related	National Historic Preservation Act Historic Preservation Fund
National Register of Historic Placesportal Category

v t e Lighthouses in Michigan
Main: List of lighthouses in the United States
Northern Upper Peninsula	Au Sable Big Bay Point Copper Harbor Copper Harbor Front Range Crisp Point Eagle Harbor Eagle Harbor Range Lights Eagle River Fourteen Mile Point Grand Island East Channel Grand Island Harbor Rear Range Grand Island North Grand Marais Range Lights Granite Island Gull Rock Huron Island Isle Royale Manitou Island Marquette Breakwater Outer Marquette Harbor Mendota (Bete Grise) Munising Front Range Munising Rear Range Ontonagon Ontonagon Harbor West Breakwater Portage River (Jacobsville) Passage Island Presque Isle Harbor Breakwater Light Rock Harbor Rock of Ages Sand Hills Sand Point Light (Baraga) St. Martin Island Stannard Rock Thunder Bay Island Whitefish Point
Southern Upper Peninsula	DeTour Reef Lansing Shoals Manistique East Breakwater Martin Reef Menominee Pier Minneapolis Shoal Naubinway Island Peninsula Point Poverty Island Sand Point Seul Choix Squaw Island St. Martin Island
St. Mary's River	Frying Pan Island Pipe Island Point Iroquois Round Island Light (St. Mary's River) Six Mile Point Range Rear Winter Point Range Front
Portage River/Ship Canal	Keweenaw Waterway Lower Entrance Keweenaw Waterway Upper Entrance Portage Lake Rouleau Point Range Front and Rear Lights
Straits of Mackinac	Bois Blanc McGulpin Point Old Mackinac Point Round Island Round Island Passage St. Helena Island Wawatam
Western Lower Peninsula	Beaver Island Harbor Beaver Island Head Big Sable Point Cedar River Charlevoix Charlevoix South Pier Frankfort Frankfort South Range Grand Haven North Pierhead Grand Haven South Pierhead Entrance Grand Haven South Pierhead Inner Grand Traverse Grays Reef Holland Harbor Ile Aux Galets Little Sable Point Little Traverse Ludington Manistee Pierhead Manning Memorial Mission Point Mission Point (1933) Muskegon Breakwater Muskegon Pier North Manitou Shoal Pentwater North Pierhead Pentwater South Pierhead Point Betsie Portage Lake South Fox Island South Haven South Manitou Island St. Joseph North Pier Inner St. Joseph North Pier Outer Waugoshance White River White Shoal
Eastern Lower Peninsula	Alpena Caseville Harbor Charity Island Cheboygan Crib Cheboygan River Front Range Detroit River Fort Gratiot Forty Mile Point Fourteen Foot Shoal Gibraltar Gravelly Shoal Harbor Beach Lake St. Clair Mariners Memorial Middle Island Miller Memorial New Presque Isle Old Presque Isle Peche Island Rear Range Poe Reef Pointe aux Barques Port Austin Port Sanilac Saginaw Bay Saginaw River Rear Range Spectacle Reef St. Clair Flats Front and Rear Range Light Sturgeon Point Tawas Point Thunder Bay Island Tri-Centennial Light of Detroit William Livingstone Memorial Windmill Point
Historical (lost) lights	Au Sable North Pierhead Belle Isle Clinton River Ecorse Ecorse Range Rear Gibraltar Grassy Island Grassy Island North Channel Range Lights Grassy Island South Channel Range Lights Grosse Ile North Channel Range Lights Grosse Ile South Channel Range Lights Harwood Point East Range Front Kalamazoo River Mama Juda Mama Juda Range Front Manistee Main Middle Lake George Monroe Pier New Buffalo North Manitou Island Saginaw Bay Sand Beach North Entrance East Squaw Point St. Mary's River Lower Range Front Vidal Shoals Channel Range Front and Rear Lights Windmill Point Range Front and Rear Lights
Related	Lightship Huron List of lifesaving stations in Michigan Wixom Lake, Musselman Island lighthouse

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Authority control databases
Pentwater North Pierhead Light	ARLHS MarineTraffic USCG: 7-18620
Pentwater South Pierhead Light	ARLHS MarineTraffic USCG: 7-18630