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Smørstakk Lighthouse

Oc White/Red/Green 4s🇳🇴Karmøy, NOOperational

Location & Light Range

About Smørstakk Lighthouse

Smørstakk Lighthouse is a 10.5-meter concrete post located on an island on the east side of the Karmsund, about 5 km southeast of Kopervik. The structure is painted white and topped with a red lantern roof. Its focal height reaches 12.5 meters above sea level. The lighthouse emits an occulting white, red, and green light that cycles every 4 seconds. While the tower is closed to the public, the island site is open for visitors who arrive by boat. The geographic range of its light is 11.2 nautical miles.

Why it matters: This lighthouse is indispensable for safe navigation within the Karmsund strait, guiding vessels through channels with strong currents and numerous islands. Its location near Kopervik aids ships approaching or departing this regional hub.

Light & Optic

Characteristic Signature
Oc White/Red/Green 4s
Flash Type
Occulting
Light Color
White/Red/Green
Interval
4s
Raw Code
Oc W R G 4s
Focal Height
12.5m
Geographic Range
11.2NM

Location

City
Karmøy
Country
🇳🇴Norway
Region
Rogaland
Sea Region
An island on the east side of the Karmsund, approximately 5 km southeast of Kopervik.
Latitude
59.2521°
Longitude
5.3501°

References & Identifiers

Nearest Port
Kopervik(2.2 km)
Admiralty No.
B3428
NGA No.
2604

Tower & Structure

Tower Height
10.5m
Tower Shape
cylindrical
Tower Color
white with a red lantern roof
Material
concrete

Structure: A 10.5m concrete post with lantern and gallery, painted white with a red lantern roof.

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 Smørstakk Lighthouse at night?+
Smørstakk displays the characteristic Oc White/Red/Green 4s. 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 Smørstakk Lighthouse guide vessels into?+
Smørstakk Lighthouse assists vessels approaching 5 nearby ports. The closest is Kopervik at 2.2 NM to the NNW. Other ports served include Bokn (3.2 NM ESE), Byggnes - Karmøy (3.3 NM NNW), Håvik (3.9 NM NNW), Gismarvik (4 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Smørstakk Lighthouse still active and maintained?+
Yes, Smørstakk 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 Smørstakk Lighthouse?+
You can track vessels near Smørstakk 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.