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Presque Isle Harbor Breakwater Lighthouse

Fl R 4s🇺🇸Michigan's Western Upper Peninsula, USOperational

Location & Light Range

About Presque Isle Harbor Breakwater Lighthouse

This lighthouse was constructed and first lit in 1941 to guide vessels into Presque Isle Harbor. The structure stands 12 meters tall, with its light positioned 17 meters above the water. It emits a single red light.

Why it matters: This site was listed on the National Register of Historic Places in 2016.

Background
The Presque Isle Harbor Breakwater Light is a lighthouse located on the breakwater at northeast side of Presque Isle Harbor in Marquette, Michigan. It was listed on the National Register of Historic Places in 2016.

Light & Optic

Characteristic Signature
Fl R 4s
Flash Type
Flashing
Light Color
Red
Flash Count
1 flash
Interval
4s
Focal Height
17m

Construction & History

Year Built
1941
Heritage Status
National Register of Historic Places listed place

References & Identifiers

Wikipedia
Read on Wikipedia →
Wikidata
Q29097076 →

Tower & Structure

Tower Height
12m

Location

City
Michigan's Western Upper Peninsula
Country
🇺🇸US
Latitude
46.5741°
Longitude
-87.3747°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Presque Isle Harbor Breakwater Lighthouse at night?+
Presque Isle Harbor Breakwater displays the characteristic Fl R 4s — 1 red flash every 4 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. The red color may indicate a specific sector or warning zone.
Which ports and harbors does Presque Isle Harbor Breakwater Lighthouse guide vessels into?+
Presque Isle Harbor Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is MARQUETTE at 1.6 NM to the S. Other ports served include MUNISING (31.6 NM ESE), Sagola (41.1 NM SW), GLADSTONE (46.5 NM SSE), Baraga (47.3 NM WNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Presque Isle Harbor Breakwater Lighthouse still active and maintained?+
Yes, Presque Isle Harbor Breakwater 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 Presque Isle Harbor Breakwater Lighthouse?+
You can track vessels near Presque Isle Harbor Breakwater 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.