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Dynan Lighthouse

LFl White/Red/Green 10s🇸🇪Umeå kommun, SEOperational

Location & Light Range

About Dynan Lighthouse

The Dynan lighthouse, built in 2000, is a white, cylindrical tower measuring 11 meters in height, distinguished by a red horizontal band and a red lantern structure. It is situated approximately 500 meters west-northwest of the Revet lighthouse in Västerbotten County, Sweden. The lighthouse emits a single long white, red, or green flash every 10 seconds. Its focal height is 10 meters, providing a geographic range of 10.4 nautical miles. The site is accessible to the public, but the tower itself is closed. The nearest port is Holmsund, 2.4 kilometers away.

Why it matters: The Dynan lighthouse's sector light, which changes color, offers directional guidance and marks safe channels or hazards for vessels navigating the local waters west of Umeå kommun.

Light & Optic

Characteristic Signature
LFl White/Red/Green 10s
Flash Type
Long Flash
Light Color
White/Red/Green
Interval
10s
Raw Code
LFl WGR 10s
Focal Height
10m
Light Range
8NM (14.8 km)
Geographic Range
10.4NM

Construction & History

Year Built
2000

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
11m
Tower Shape
cylindrical
Tower Color
white with a red horizontal band

Structure: round cylindrical tower with gallery and a red lantern structure; tower painted white with a red horizontal band

Location

City
Umeå kommun
Country
🇸🇪Sweden
Region
Västerbotten County
Sea Region
Located in Sweden, approximately 500 m west-northwest of the Revet lighthouse.
Latitude
63.6565°
Longitude
20.3314°

References & Identifiers

Nearest Port
Holmsund(2.4 km)
Admiralty No.
C5887.8
NGA No.
11178
Wikidata
Q32232415 →
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Frequently Asked Questions

How far offshore can Dynan Lighthouse be seen?+
With a focal height of 10 meters and a nominal range of 8 nautical miles (approximately 14.8 km), Dynan is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. This range makes it a significant coastal navigation aid for vessels transiting the area.
How do mariners identify Dynan Lighthouse at night?+
Dynan displays the characteristic LFl White/Red/Green 10s. 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/red/green color may indicate a specific sector or warning zone.
Which ports and harbors does Dynan Lighthouse guide vessels into?+
Dynan Lighthouse assists vessels approaching 5 nearby ports. The closest is Holmsund at 2.6 NM to the N. Other ports served include Obbola (2.6 NM N), Umeå (10.8 NM NNW), Hörnefors (11.6 NM W), BYVIKEN (16.8 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Dynan Lighthouse still active and maintained?+
Yes, Dynan 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 Dynan Lighthouse?+
Dynan 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 Dynan Lighthouse?+
You can track vessels near Dynan 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.