Get the MarineRadar appSatellite AISSatellite live trackingTrack any shipLive alerts112,000+ ships trackedDownload free

Spærholmen Lighthouse

Fl white 3s🇳🇴Grimstad, NOOperational

Location & Light Range

About Spærholmen Lighthouse

Spærholmen lighthouse is a cylindrical stone tower, standing 5 meters tall, located on a small island approximately 1.5 kilometers offshore between Arendal and Grimstad, Norway. It features a white exterior with a red roof. The light emitted from the structure had a focal height of 25 meters and was visible for 6 nautical miles. The tower itself is a round rubblestone construction with a lantern and gallery. Although its light was replaced by a post-mounted light in 2022, the island remains accessible to visitors by boat, offering a connection to the area's maritime past.

Why it matters: The lighthouse served as a navigational aid for vessels traversing the coastal waters between Arendal and Grimstad.

Light & Optic

Characteristic Signature
Fl white 3s
Flash Type
Flashing
Light Color
white
Interval
3s
Raw Code
Fl.W
Focal Height
25m
Geographic Range
6NM

Construction & History

Significant events: Inactive since 2022, light replaced by a nearby light on a post

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
5m
Tower Shape
cylindrical
Tower Color
white with a red roof
Material
stone

Structure: round rubblestone tower with lantern and gallery

Location

City
Grimstad
Country
🇳🇴Norway
Region
Agder
Sea Region
small island about 1.5 km offshore, halfway between Arendal and Grimstad, Norway
Latitude
58.3833°
Longitude
8.7422°

References & Identifiers

Nearest Port
Fevik(2.2 km)
Admiralty No.
B2816
NGA No.
1220
Live tracking · 50,000+ mariners

Find Spærholmen Lighthouse on the live nautical map

Plan voyages near Norway, see nearby vessels in real time, and explore 14,900+ navigation aids in the app.

Nautical mapNearby vesselsVoyage planning
Get the App

Frequently Asked Questions

How do mariners identify Spærholmen Lighthouse at night?+
Spærholmen displays the characteristic Fl white 3s. 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 color may indicate a specific sector or warning zone.
Which ports and harbors does Spærholmen Lighthouse guide vessels into?+
Spærholmen Lighthouse assists vessels approaching 5 nearby ports. The closest is Fevik at 2.2 NM to the WSW. Other ports served include Vikkilen (4.1 NM WSW), Arendal (5.2 NM NNE), Grimstad (5.3 NM WSW), Eydehavn (8 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Spærholmen Lighthouse still active and maintained?+
Yes, Spærholmen 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 Spærholmen Lighthouse?+
You can track vessels near Spærholmen 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.