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Sandtangen Lighthouse

Fl Red 2s🇳🇴Oslo, NOOperational

Location & Light Range

About Sandtangen Lighthouse

Also known as: #Sandtangen

Sandtangen Lighthouse stands as a cylindrical, 8-meter tall tower with a focal height of 8 meters, located on the eastern tip of Hovedøya, an island near Oslo. It displays a red light, characterized by a single red flash every 2 seconds, with a geographic range of 9.7 nautical miles. The structure is painted with black and white horizontal bands, featuring a lantern and gallery. This lighthouse replaced an earlier structure and provides a visual aid for vessels navigating the waters off the Norwegian coast. The site is open to the public, though access to the tower itself is restricted.

Why it matters: Sandtangen marks the eastern extremity of Hovedøya, serving as a key navigational point for vessels entering or leaving Oslo, Norway's capital city.

Light & Optic

Characteristic Signature
Fl Red 2s
Flash Type
Flashing
Light Color
Red
Interval
2s
Raw Code
Fl R 2s
Focal Height
8m
Geographic Range
9.7NM

Construction & History

Significant events: Replaced

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
8m
Tower Shape
cylindrical
Tower Color
with black and white horizontal bands

Structure: round tower with lantern and gallery painted with black and white horizontal bands

Location

City
Oslo
Country
🇳🇴Norway
Sea Region
eastern tip of Hovedøya, an island just off the Oslo waterfront
Latitude
59.9035°
Longitude
10.7220°

References & Identifiers

Nearest Port
Oslo(0.4 km)
Admiralty No.
B2418
NGA No.
0508
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Frequently Asked Questions

How do mariners identify Sandtangen Lighthouse at night?+
Sandtangen displays the characteristic Fl Red 2s. 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Sandtangen Lighthouse guide vessels into?+
Sandtangen Lighthouse assists vessels approaching 5 nearby ports. The closest is Oslo at 0.3 NM to the SSE. Other ports served include Sjursøja/Oslo (1.8 NM SE), Lysaker (2.4 NM W), Snarøya (3.4 NM WSW), Steilene (6.2 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Sandtangen Lighthouse still active and maintained?+
Yes, Sandtangen 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 Sandtangen Lighthouse?+
Sandtangen 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 Sandtangen Lighthouse?+
You can track vessels near Sandtangen 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.