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Hatterrev Lighthouse

Fl 3s🇩🇰DKOperational

Location & Light Range

About Hatterrev Lighthouse

A yellow, 11-meter post supports a lantern and gallery. The light is situated 9 meters above sea level. It displays a single yellow flash every 3 seconds, with a geographic range of 10 nautical miles. The post is positioned in the Samsø Belt, about 10 km east of Samsø's northeastern point. Public access to the site is allowed, but the tower is not open for entry. Ballen serves as the nearest port, 8.7 km distant.

Why it matters: The Hatterrev light marks the Samsø Belt, a waterway important for navigation between Samsø and Sjælland.

Light & Optic

Characteristic Signature
Fl 3s
Flash Type
Flashing
Interval
3s
Raw Code
Fl Y 3s
Focal Height
9m
Geographic Range
10NM

Location

Country
🇩🇰DK
Sea Region
Located in the Samsø Belt, the strait separating Samsø from Sjælland, approximately 10 km east of the northeastern tip of Samsø.
Latitude
55.9074°
Longitude
10.8412°

References & Identifiers

Nearest Port
Ballen(8.7 km)
Admiralty No.
C1497
NGA No.
3548

Tower & Structure

Tower Height
11m
Tower Shape
lantern
Tower Color
yellow

Structure: An 11m yellow post carrying a lantern and gallery.

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Hatterrev Lighthouse at night?+
Hatterrev displays the characteristic Fl 3s. 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 Hatterrev Lighthouse guide vessels into?+
Hatterrev Lighthouse assists vessels approaching 5 nearby ports. The closest is Sejerø at 9.9 NM to the E. Other ports served include ROSNAS HAVN (10 NM SSE), Sælvig Havn (10.2 NM WSW), Kolby Kås (12.5 NM WSW), Tunø (13.3 NM W). Mariners should consult the relevant chart for full approach and pilotage information.
Is Hatterrev Lighthouse still active and maintained?+
Yes, Hatterrev 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.
What shipping routes pass near Hatterrev Lighthouse?+
Hatterrev Lighthouse is located within the Baltic Sea trade route — a vital shipping corridor for trade between Scandinavian, German, Polish, and Baltic state ports. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Hatterrev Lighthouse?+
You can track vessels near Hatterrev 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.