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Svelvikrenna Sørøst Lighthouse

Oc Green 6s🇳🇴Asker, NOOperational

Location & Light Range

About Svelvikrenna Sørøst Lighthouse

This 6.5-meter post structure, located at the southern end of the Svelvik channel near Asker, Norway, features a lantern and gallery. It is painted white with a narrow green horizontal band and a red lantern roof. The light emits an occulting green signal every 6 seconds from a focal height of 5.5 meters. With a geographic range of 8.6 nautical miles, this operational aid is situated approximately 1.2 kilometers from the nearest port of Svelvik. The site is open to the public, although the tower itself is closed.

Why it matters: The light's occulting green signal warns mariners of the point of land at the southern end of Svelvik, a narrow channel critical for local and commercial shipping.

Light & Optic

Characteristic Signature
Oc Green 6s
Flash Type
Occulting
Light Color
Green
Interval
6s
Raw Code
Oc G 6s
Focal Height
5.5m
Geographic Range
8.6NM

Location

City
Asker
Country
🇳🇴Norway
Region
Akershus
Sea Region
southern end of Svelvik
Latitude
59.5967°
Longitude
10.4244°

References & Identifiers

Nearest Port
Svelvik(1.2 km)
Admiralty No.
B2449.96
NGA No.
0555

Tower & Structure

Tower Height
6.5m
Tower Color
white with a narrow green horizontal band

Structure: A 6.5m post with lantern and gallery, painted white with a narrow green horizontal band and a red lantern roof.

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Svelvikrenna Sørøst Lighthouse at night?+
Svelvikrenna Sørøst displays the characteristic Oc Green 6s. 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 green color may indicate a specific sector or warning zone.
Which ports and harbors does Svelvikrenna Sørøst Lighthouse guide vessels into?+
Svelvikrenna Sørøst Lighthouse assists vessels approaching 5 nearby ports. The closest is Svelvik at 0.8 NM to the WNW. Other ports served include TOFTE (5.3 NM SE), Tofte - Hurum (5.8 NM SE), Halvorshavn (5.9 NM E), Langøya (5.9 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Svelvikrenna Sørøst Lighthouse still active and maintained?+
Yes, Svelvikrenna Sørøst 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 Svelvikrenna Sørøst Lighthouse?+
Svelvikrenna Sørøst 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 Svelvikrenna Sørøst Lighthouse?+
You can track vessels near Svelvikrenna Sørøst 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.