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Passage Island Lighthouse

Fl W 5s🇺🇸Michigan's Western Upper Peninsula, USOperational

Constructed in 1882, the Passage Island Light Station stands 13 meters tall with its focal plane at 24 meters. This lighthouse emits a white light. It is situated on Passage Island, approximately 5.2 kilometers northeast of Isle Royale in northwestern Lake Superior, Michigan. The structure has been in operation since its first lighting in 1882. Its isolated location underscores its role in aiding navigation within this part of the Great Lakes.

Why it matters: The lighthouse was listed as a National Register of Historic Places listed place in 2006.

Background
The Passage Island Light Station is a lighthouse located 3.25 mi (5.23 km) NE of Isle Royale, in NW Lake Superior, Michigan on Passage Island. It was listed on the National Register of Historic Places in 2006.
Characteristic Signature
Fl W 5s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
5s
Focal Height
24m
Year Built
1882
Heritage Status
National Register of Historic Places listed place
Tower Height
13m
City
Michigan's Western Upper Peninsula
Country
🇺🇸US
Latitude
48.2233°
Longitude
-88.3658°
Flag
Type
Name
Dist.
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How do mariners identify Passage Island Lighthouse at night?+
Passage Island displays the characteristic Fl W 5s — 1 white flash every 5 seconds. Each lighthouse has a unique flash pattern published in the List of Lights, allowing mariners to positively identify it and distinguish it from other navigation aids in the area.
Which ports and harbors does Passage Island Lighthouse guide vessels into?+
Passage Island Lighthouse assists vessels approaching 5 nearby ports. The closest is Fort William at 36.2 NM to the WNW. Other ports served include Port Arthur (36.2 NM WNW), Thunder Bay (36.2 NM WNW), Red Rock (43.8 NM N), Rossport (49.8 NM NE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Passage Island Lighthouse still active and maintained?+
Yes, Passage Island Lighthouse is currently operational. It is actively maintained and continues to emit its characteristic light signal for marine navigation. Most modern lighthouses are automated and monitored remotely by the national maritime authority.
How can I track vessels near Passage Island Lighthouse?+
You can track vessels near Passage Island Lighthouse in real time using MarineRadar. The platform shows live AIS positions of ships in the area, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page to open the live map centered on this lighthouse.