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Manistique (East Breakwater) Light

Location: Manistique River entrance near Manistique, MI
Body of Water: Lake Michigan

Photo by: Bruce Guenter
Source: Flickr Creative Commons

About Manistique (East Breakwater) Light

The location of the light is Manistique River entrance. The nearest city is Manistique, MI. The station was first established in 1915. The current lighthouse was first lit in 1917.

The lighthouse is a red square pyramidal tower with a black lantern.

The tower has an isophase red light at a focal plane height of 50 ft above mean high water. The light has a nominal range of 9 nautical miles. The light has a period of 6 seconds.

Open to the Public?: Grounds Only    Active?: Yes

Identification number: 7-21475 (U.S.)

HORN: 1 blast ev 30s (3s bl).
Operate the fog signal by keying VHF Marine radio five times on channel 83A.

The light was automated in 1969.

An 'isophase' light is a light in which all durations of light and darkness are equal. So in the 6 second period, the light is on for 3 then off for 3.

Manistique (East Breakwater) Light was listed on the National Register of Historic Places on Sept. 6, 2005, reference number 05000980.

Today's Conditions on Site

Astronomical Info.

Astronomical Dawn: 6:36 am
Sunrise: 8:22 am
Sunset: 5:30 pm
Astronomical Dusk: 7:15 pm

Local Marine Forecast.

There are no active watches, warnings or advisories 

Additional Conditions.

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