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Nordre Langøy Lighthouse

Oc (2) White/Red/Green 8s🇳🇴Nesodden, NOOperational

Location & Light Range

About Nordre Langøy Lighthouse

Located on the north side of Langøy island in the Inner Oslofjorden, this hexagonal fiberglass tower stands 8 meters tall. Its light is positioned 9 meters above sea level and has a geographic range of 10 nautical miles. The light emits two white flashes, red, or green every 8 seconds, depending on the direction of approach. This modern structure replaced an original octagonal cast iron lantern. The site is open to the public, but the tower itself is closed.

Why it matters: Nordre Langøy lighthouse is essential for guiding vessels navigating the Inner Oslofjorden, specifically around the northern edge of Langøy island.

Light & Optic

Characteristic Signature
Oc (2) White/Red/Green 8s
Flash Type
Occulting
Light Color
White/Red/Green
Flash Count
2 flashes
Interval
8s
Raw Code
Oc(2) WRG 8s
Focal Height
9m
Geographic Range
10NM

Construction & History

Significant events: Original cast iron lantern replaced

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
8m
Tower Shape
hexagonal
Material
fiberglass

Structure: hexagonal fiberglass tower

Location

City
Nesodden
Country
🇳🇴Norway
Region
Akershus
Sea Region
Inner Oslofjorden, marking the north side of Langøy island
Latitude
59.8746°
Longitude
10.7201°

References & Identifiers

Nearest Port
Oslo(1.4 km)
Admiralty No.
B2406
NGA No.
0476
ARLHS No.
NOR-301
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Frequently Asked Questions

How do mariners identify Nordre Langøy Lighthouse at night?+
Nordre Langøy displays the characteristic Oc (2) White/Red/Green 8s — 2 white/red/green flashes every 8 seconds. 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 Nordre Langøy Lighthouse guide vessels into?+
Nordre Langøy Lighthouse assists vessels approaching 5 nearby ports. The closest is Oslo at 1.5 NM to the N. Other ports served include Sjursøja/Oslo (1.5 NM ENE), Lysaker (3.2 NM NW), Snarøya (3.2 NM W), Steilene (4.8 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Nordre Langøy Lighthouse still active and maintained?+
Yes, Nordre Langøy 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 Nordre Langøy Lighthouse?+
Nordre Langøy 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 Nordre Langøy Lighthouse?+
You can track vessels near Nordre Langøy 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.