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Stonglandseidet Lighthouse

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

Location & Light Range

About Stonglandseidet Lighthouse

This 7-meter stone lighthouse is situated on Risøyskjær, a skerry off the east side of the Stonglandseidet isthmus, which connects Senja's southern peninsula to the island's main body. The structure consists of a white lantern with a red roof and a gallery, mounted on a stone cairn. It emits an occulting white, red, and green light that completes its cycle every 6 seconds. The geographic range of the light is 8.9 nautical miles. The lighthouse is operational, though the tower itself is closed to the public; the site is accessible by boat.

Why it matters: This lighthouse guides mariners around the Risøyskjær skerry and the Stonglandseidet isthmus, a critical passage in this region of Norway. Its lantern and gallery mounted on a stone cairn represent a distinct construction style.

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
6m
Light Range
7NM (13.0 km)
Geographic Range
8.9NM

Location

City
Senja
Country
🇳🇴Norway
Region
Troms
Sea Region
Risøyskjær, a skerry off the east side of the Stonglandseidet isthmus, which connects Senja's southern peninsula to the rest of the island.
Latitude
69.0834°
Longitude
17.2167°

References & Identifiers

Nearest Port
Torsken(15.4 km)
Admiralty No.
L3392
NGA No.
12796
Wikidata
Q50310355 →

Tower & Structure

Tower Height
7m
Tower Shape
square
Tower Color
white with a red roof
Material
stone

Structure: A 7m structure consisting of a lantern and gallery mounted on a stone cairn. The lantern is painted white with a red roof.

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How far offshore can Stonglandseidet Lighthouse be seen?+
With a focal height of 6 meters and a nominal range of 7 nautical miles (approximately 13.0 km), Stonglandseidet is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. As a shorter-range light, it primarily serves nearshore and coastal traffic.
How do mariners identify Stonglandseidet Lighthouse at night?+
Stonglandseidet 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 Stonglandseidet Lighthouse guide vessels into?+
Stonglandseidet Lighthouse assists vessels approaching 5 nearby ports. The closest is Dyrøyhamn at 6.4 NM to the SE. Other ports served include Skrolsvik (8.6 NM W), Espenesbogen (11.7 NM E), Sandøya (14.3 NM SW), Salangsverket (15.4 NM SE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Stonglandseidet Lighthouse still active and maintained?+
Yes, Stonglandseidet 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 Stonglandseidet Lighthouse?+
You can track vessels near Stonglandseidet 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.