Passage Island Lighthouse
Passage Island Lighthouse, Houghton Township, Keweenaw County, Michigan, United States

Passage Island Lighthouse
The Passage Island Lighthouse was constructed in 1882 by the U.S. Lighthouse Board.
History
- The lighthouse played a crucial role in maritime navigation, serving as a vital aid to mariners traversing the treacherous waters of Lake Superior.
The lighthouse's construction and operation contributed significantly to the safe passage of mariners on Lake Superior.
Architecture and Construction
- The lighthouse stands at a height of 13 meters (43 feet) above sea level, with its focal point reaching an impressive 55 meters (180 feet) into the sky.
- The structure's foundation is built on Passage Island, providing stability and support for the tower.
Light Characteristics
- The lighthouse emits a powerful beam that can be seen up to 20 nautical miles (37 kilometers) away.
- Its distinctive pattern consists of three red flashes every minute, serving as a reliable guide for mariners navigating the area.
The Passage Island Lighthouse is currently an active aid to navigation, although it has been automated in recent years.
Current Status
- The lighthouse remains a vital part of the maritime safety infrastructure on Lake Superior.
Location and Accessibility
Located on Passage Island, 3.25 miles (5.23 kilometers) northeast of Isle Royale, the lighthouse can be accessed via a short walk from the island's shoreline.
Visitors can explore the surrounding area, which offers stunning views of Lake Superior and the surrounding wilderness.
Heritage Status
The Passage Island Lighthouse was listed on the National Register of Historic Places in 2006, recognizing its significance as a historic landmark and aid to navigation.
Notable Historical Events
- While no specific notable events are recorded for the lighthouse, it played an important role in maritime history during its operational years.
The lighthouse's construction and operation contributed significantly to the safe passage of mariners on Lake Superior.
Details
| Name | Passage Island Lighthouse |
|---|---|
| City | Houghton Township |
| Country | United States |
| Coordinates | 48.22351, -88.36587 |
| Architect | U.S. Lighthouse Board |
| Current use | Active aid to navigation |
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