St. Martin Island Light

1905

LAKE MICHIGAN LIGHTS

USCG PHOTO

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This is the only example of this type of light (hexagonal exoskeleton) on the Great Lakes.

LOCATION: NE side of St. Martin Island, NE side of entrance to Green Bay, NW side of Lake Michigan

CURRENT TOWER LIT: 1905

CURRENT USE: Active aid to navigation

AUTOMATED: Yes

DEACTIVATED: The surrounding buildings have been abandoned.

FOUNDATION MATERIALS: Granite

LIGHTHOUSE MATERIALS: Reinforced concrete

TOWER SHAPE: Hexagonal exoskeleton ---75 ft. tall

COLOR(S)/MARKINGS/PATTERN: White with black lantern

ORIGINAL LENS: Fourth Order, Fresnel

NEAT CHARACTERISTICS: Now has 190mm optic, but reportedly still contains its original clock-work turning mechanism.