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Söderkobb Lighthouse

Fl White 5s🇫🇮Föglö, FIOperational

Location & Light Range

About Söderkobb Lighthouse

The Söderkobb lighthouse is a cylindrical concrete tower standing 6 meters tall, with its focal height at 8 meters. It is painted white with a single red stripe. Situated on a skerry approximately 10 kilometers east of Kökar, it marks an obstruction within the Kökarfjärden channel. The light emits a single white flash every 5 seconds and has a geographic range of 9.7 nautical miles. While the site is open to visitors, the tower itself remains closed to the public.

Why it matters: This lighthouse is essential for guiding vessels through the Kökarfjärden channel, specifically warning them of a significant obstruction in these island-strewn waters.

Light & Optic

Characteristic Signature
Fl White 5s
Flash Type
Flashing
Light Color
White
Interval
5s
Raw Code
Fl W 5s
Focal Height
8m
Light Range
6.1NM (11.3 km)
Geographic Range
9.7NM

Location

City
Föglö
Country
🇫🇮Finland
Region
Åland Islands
Sea Region
Marks an obstruction in the middle of the Kökarfjärden channel east of Kökar, located on a skerry about 10 km east of Kökar.
Latitude
59.8562°
Longitude
20.3426°

References & Identifiers

Nearest Port
Degerby(10.7 km)
Admiralty No.
C4625.5.
NGA No.
15804
ARLHS No.
ALA-010
Wikidata
Q62023700 →

Tower & Structure

Tower Height
6m
Tower Shape
cylindrical
Tower Color
white with a red stripe
Material
concrete

Structure: round concrete tower painted white with a red stripe

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How far offshore can Söderkobb Lighthouse be seen?+
With a focal height of 8 meters and a nominal range of 6.1 nautical miles (approximately 11.3 km), Söderkobb is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. As a shorter-range light, it primarily serves nearshore and coastal traffic.
How do mariners identify Söderkobb Lighthouse at night?+
Söderkobb displays the characteristic Fl White 5s. 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Söderkobb Lighthouse guide vessels into?+
Söderkobb Lighthouse assists vessels approaching 5 nearby ports. The closest is Föglö at 9.9 NM to the NNE. Other ports served include Degerby (10.5 NM N), Långnäs (15.7 NM N), Kökar (16.2 NM ENE), KORRVIK (18.4 NM NW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Söderkobb Lighthouse still active and maintained?+
Yes, Söderkobb 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 Söderkobb Lighthouse?+
Söderkobb 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 Söderkobb Lighthouse?+
You can track vessels near Söderkobb 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.