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Fretheim Lighthouse

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

Location & Light Range

About Fretheim Lighthouse

Also known as: Fretheim (Aurlandsfjord)

This concrete lighthouse stands 6 meters tall at the head of the Aurlandsfjord, a branch of the Sognefjord in Norway's Vestland region. It is a cylindrical post light painted white, topped with a lantern and gallery. The light displays a white, red, or green signal on a 6-second cycle, with its focal height also at 6 meters. The structure is situated near Fretheim, close to the E16 highway and approximately 5 kilometers southwest of Aurlandsvangen. Its geographic range extends to 8.9 nautical miles.

Why it matters: The lighthouse is essential for safe navigation within the Aurlandsfjord, guiding vessels through its narrow, deep waters to and from the head of the fjord.

Light & Optic

Characteristic Signature
Oc White/Red/Green 6s
Flash Type
Occulting
Light Color
White/Red/Green
Interval
6s
Raw Code
Oc WGR 6s
Focal Height
6m
Geographic Range
8.9NM

Location

City
Aurland
Country
🇳🇴Norway
Region
Vestland
Sea Region
Located at the head of the Aurlandsfjord in Fretheim, Norway, just off the E16 highway, approximately 5 km southwest of Aurlandsvangen.
Latitude
60.8641°
Longitude
7.1291°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
6m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: A 6m cylindrical concrete post light with a round lantern and gallery, painted white with a red lantern roof.

References & Identifiers

Nearest Port
Flam(0.8 km)
Admiralty No.
L0130
ARLHS No.
NOR-446
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Frequently Asked Questions

How do mariners identify Fretheim Lighthouse at night?+
Fretheim 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 Fretheim Lighthouse guide vessels into?+
Fretheim Lighthouse assists vessels approaching 5 nearby ports. The closest is Flåm at 0.2 NM to the W. Other ports served include Aurland (2.7 NM NE), Gudvangen (8.4 NM W), Lærdal (17 NM NNE), Ulvik (18.9 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Fretheim Lighthouse still active and maintained?+
Yes, Fretheim 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.
How can I track vessels near Fretheim Lighthouse?+
You can track vessels near Fretheim 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.