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Alterneset Lighthouse

Occ White/Red 6s🇳🇴Vefsn, NOOperational

Location & Light Range

About Alterneset Lighthouse

This 10-meter wooden lighthouse, established in 1905, stands on six piles off a promontory northwest of Mosjøen in Norway's Nordland region. Its lantern room, painted white with a red roof, emits a directional light that flashes white or red every 6 seconds. The geographic range of the light is 8.9 nautical miles. While the site is accessible by boat, the tower itself is closed to the public. The nearest port is Mosjoen, located 2.9 kilometers away.

Why it matters: The lighthouse is important for safe navigation in the Vefsnfjord, particularly around the promontory it marks, guiding vessels through this section of the waterway.

Light & Optic

Characteristic Signature
Occ White/Red 6s
Flash Type
Occ
Light Color
White/Red
Interval
6s
Raw Code
Occ (W or R) 6s
Focal Height
6m
Geographic Range
8.9NM

Construction & History

First Lit
1905

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
10m
Tower Shape
round
Tower Color
white with a red roof
Material
wood

Structure: A 10m structure consisting of a lantern and gallery mounted on six wood piles. The lantern is painted white with a red roof.

Location

City
Vefsn
Country
🇳🇴Norway
Region
Nordland
Sea Region
Vefsnfjord, off a sharp promontory northwest of Mosjøen
Latitude
65.8975°
Longitude
13.1252°

References & Identifiers

Nearest Port
Mosjoen(2.9 km)
Admiralty No.
L2192
NGA No.
9680
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Frequently Asked Questions

How do mariners identify Alterneset Lighthouse at night?+
Alterneset displays the characteristic Occ White/Red 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 color may indicate a specific sector or warning zone.
Which ports and harbors does Alterneset Lighthouse guide vessels into?+
Alterneset Lighthouse assists vessels approaching 5 nearby ports. The closest is Mosjøen at 3.8 NM to the SSE. Other ports served include Leirfjord (10.1 NM NNW), Botn - Sandnessjøen (13.2 NM WNW), Sandnessjøen (14.1 NM WNW), Austvika (17.4 NM N). Mariners should consult the relevant chart for full approach and pilotage information.
Is Alterneset Lighthouse still active and maintained?+
Yes, Alterneset 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 Alterneset Lighthouse?+
Alterneset 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 Alterneset Lighthouse?+
You can track vessels near Alterneset 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.