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Hundskärsknuv Lighthouse

Fl White/Red/Green 3s🇸🇪Norrtälje kommun, SEOperational

Location & Light Range

About Hundskärsknuv Lighthouse

Also known as: Hundskärsknuv (Huvudskäsknuv)

This concrete tower, built in 1939, stands 8 meters tall on a skerry west of Rödloga island in Stockholm County. It is painted white with a red horizontal band encircling the lantern. The lighthouse emits a flashing white, red, or green light every 3 seconds, with a focal height of 9 meters. Its geographic range is 10 nautical miles. The site is accessible by boat, but the tower itself is closed to the public. The nearest port is Kapellskar, approximately 7.5 kilometers away.

Why it matters: The lighthouse is important for marking skerries off the western tip of Rödloga island within the Stockholm archipelago.

Light & Optic

Characteristic Signature
Fl White/Red/Green 3s
Flash Type
Flashing
Light Color
White/Red/Green
Interval
3s
Raw Code
Fl WGR 3s
Focal Height
9m
Geographic Range
10NM

Construction & History

Year Built
1939

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
8m
Tower Shape
cylindrical
Tower Color
white with a red horizontal band around the lantern
Material
concrete

Structure: round cylindrical concrete tower with lantern and gallery, painted white with a red horizontal band around the lantern

Location

City
Norrtälje kommun
Country
🇸🇪Sweden
Region
Stockholm County
Sea Region
a skerry off the western tip of the island of Rödloga, Sweden
Latitude
59.5979°
Longitude
19.1254°

References & Identifiers

Nearest Port
Kapellskar(7.5 km)
Admiralty No.
C6399
NGA No.
9352
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Frequently Asked Questions

How do mariners identify Hundskärsknuv Lighthouse at night?+
Hundskärsknuv displays the characteristic Fl White/Red/Green 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. The white/red/green color may indicate a specific sector or warning zone.
Which ports and harbors does Hundskärsknuv Lighthouse guide vessels into?+
Hundskärsknuv Lighthouse assists vessels approaching 5 nearby ports. The closest is Kapellskär at 7.3 NM to the NNW. Other ports served include Linanäs (10.1 NM N), Norrtälje (15.4 NM NW), Sandhamn (19.6 NM SSW), Stavsnas (22.7 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Hundskärsknuv Lighthouse still active and maintained?+
Yes, Hundskärsknuv 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 Hundskärsknuv Lighthouse?+
Hundskärsknuv 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 Hundskärsknuv Lighthouse?+
You can track vessels near Hundskärsknuv 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.