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Skien Lighthouse Lighthouse

Oc White/Red/Green 6s🇳🇴Skien, NOOperational

Location & Light Range

About Skien Lighthouse Lighthouse

Skien Lighthouse is a 6.5-meter tall square skeletal tower made of steel, featuring a lantern and gallery. It is situated on Torsberg, marking the west side of the Porsgrunn River entrance. The lighthouse is located across from Porsgrunn city and near Highway 356. Its light, originating from a focal height of 9 meters, cycles through white, red, and green occulting signals every 6 seconds, with a geographic range of 10 nautical miles. While the tower is inaccessible, the site is open for public access. The structure is 0.7 kilometers from Porsgrunn, the closest port.

Why it matters: This lighthouse marks the Porsgrunn River entrance, a main waterway for commercial and recreational vessels reaching the port of Porsgrunn.

Light & Optic

Characteristic Signature
Oc White/Red/Green 6s
Flash Type
Occulting
Light Color
White/Red/Green
Interval
6s
Raw Code
Oc WRG 6s
Focal Height
9m
Geographic Range
10NM

Location

City
Skien
Country
🇳🇴Norway
Region
Telemark
Sea Region
Located on Torsberg, beside the Svanvikvegen (highway 356) at the west side of the entrance to the Porsgrunn River opposite Porsgrunn.
Latitude
59.1228°
Longitude
9.6055°

References & Identifiers

Nearest Port
Porsgrunn(0.7 km)
Admiralty No.
B2646
NGA No.
0956

Tower & Structure

Tower Height
6.5m
Tower Shape
square
Tower Color
white with a red roof
Material
steel

Structure: square skeletal tower with lantern and gallery

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 Skien Lighthouse Lighthouse at night?+
Skien Lighthouse displays the characteristic Oc White/Red/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 white/red/green color may indicate a specific sector or warning zone.
Which ports and harbors does Skien Lighthouse Lighthouse guide vessels into?+
Skien Lighthouse Lighthouse assists vessels approaching 5 nearby ports. The closest is Porsgrunn at 1.3 NM to the NE. Other ports served include Rafnes (1.7 NM SSW), Herre (1.8 NM SW), Menstad (2.8 NM NNE), Eidangerfjorden (4.5 NM SE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Skien Lighthouse Lighthouse still active and maintained?+
Yes, Skien Lighthouse 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 Skien Lighthouse Lighthouse?+
Skien Lighthouse 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 Skien Lighthouse Lighthouse?+
You can track vessels near Skien Lighthouse 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.