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Lake St. Clair light

Lighthouse · Macomb County, Michigan

St. Clair Flats Front Range Light, Michigan - circa 1904
St. Clair Flats Front Range Light, Michigan - circa 1904 · US Coast Guard / Wikimedia Commons · Public domain

Lake St. Clair light is a lighthouse in Macomb County, Michigan. Michigan has 124 lighthouses on record at Wayfarrow.

It was built in 1941, in the interwar years, making it the 84th oldest of the 89 in Michigan with a recorded construction date; its light sits 52 feet above the water; the light characteristic is recorded as Iso G 6s (a green light, equally on and off, repeating every 6 seconds), with a range of about 7 nautical miles; it guards Lake Saint Clair.

Status check, 2026-11: Foundation built in 1938 as a Public Works Administration project, but the steel tower was first lit on June 18, 1941, replacing a radio-controlled lightship. It stands at 42.4653° N, 82.7544° W.

Key facts

Current structure built1941
Focal height52 ft
Light characteristicIso G 6s
Range7 nautical miles
Body of waterLake Saint Clair
Coordinates42.46528, -82.75444

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Sources and licences

Facts marked "approximately" carry an uncertain date in the source. Text on this page is generated from the sources above; no encyclopedia prose is copied. Last updated 2026-11-05.