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Gisslan Lighthouse

Fl White 5s🇫🇮Hammarland, FIOperational

Location & Light Range

About Gisslan Lighthouse

The Gisslan Lighthouse, operational since 1910, is located on a small islet southwest of Eckerö in Finland's Åland Islands. The present red tower measures 10 meters in height, with its light situated 16 meters above sea level. This light produces a white flash every 5 seconds and has a geographic range of 12.2 nautical miles. A skeletal lighthouse was previously at this location. The site is open for visits, but the tower is not accessible.

Why it matters: This lighthouse marks the islet and serves as a navigation aid for vessels in the waters southwest of Eckerö.

Light & Optic

Characteristic Signature
Fl White 5s
Flash Type
Flashing
Light Color
White
Interval
5s
Raw Code
Fl W 5s
Focal Height
16m
Light Range
6NM (11.1 km)
Geographic Range
12.2NM

Construction & History

First Lit
1910

Significant events: station established 1910

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
10m
Tower Color
red

Structure: red tower, according to the Admiralty

Location

City
Hammarland
Country
🇫🇮Finland
Region
Åland Islands
Sea Region
on an islet about 8 km (5 mi) southwest of Eckerö
Latitude
60.1598°
Longitude
19.3002°

References & Identifiers

Nearest Port
Grisslehamn(14.9 km)
Admiralty No.
C4476.
NGA No.
SU-6352
ARLHS No.
ALA006
Wikidata
Q61996983 →
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Frequently Asked Questions

How far offshore can Gisslan Lighthouse be seen?+
With a focal height of 16 meters and a nominal range of 6 nautical miles (approximately 11.1 km), Gisslan 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 Gisslan Lighthouse at night?+
Gisslan 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 Gisslan Lighthouse guide vessels into?+
Gisslan Lighthouse assists vessels approaching 5 nearby ports. The closest is Eckerö at 10 NM to the ENE. Other ports served include Marsund (12.2 NM ENE), Grisslehamn (14.4 NM WSW), Gottby (Godby) (16 NM E), Mariehamn (Maarianhamina) (19.4 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Gisslan Lighthouse still active and maintained?+
Yes, Gisslan 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 Gisslan Lighthouse?+
Gisslan 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 Gisslan Lighthouse?+
You can track vessels near Gisslan 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.