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Grimsholmen Lighthouse

Q Green🇳🇴Bodø, NOOperational

Location & Light Range

About Grimsholmen Lighthouse

Grimsholmen lighthouse is a 6.5-meter tall square tower with a lantern and gallery, painted white with a red lantern roof. It stands 11 meters above sea level and has a geographic range of 10.7 nautical miles. The light emits a quick green flash. This structure is located at the northwestern edge of an island, flanking the entrance to a channel leading to the village of Helligvær, approximately 500 meters east of the Grytøy light. In the past, the light source was moved 70 meters north to a post.

Why it matters: Grimsholmen's light was essential for mariners navigating the channel to Helligvær, working with the Grytøy light to ensure safe passage.

Light & Optic

Characteristic Signature
Q Green
Flash Type
Quick
Light Color
Green
Raw Code
Q G
Focal Height
11m
Light Range
3.7NM (6.9 km)
Geographic Range
10.7NM

Construction & History

Significant events: light moved to a post 70m north

References & Identifiers

Nearest Port
Bodo(13.1 km)
Admiralty No.
L2563
NGA No.
10756
Wikidata
Q62060858 →

Tower & Structure

Tower Height
6.5m
Tower Shape
square
Tower Color
white with a red lantern roof

Structure: square tower with lantern and gallery

Location

City
Bodø
Country
🇳🇴Norway
Region
Nordland
Sea Region
located at the northwestern edge of the island, bracketing the entrance to a channel leading to the village of Helligvær, about 500 m east of the Grytøy light.
Latitude
67.3880°
Longitude
13.8572°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How far offshore can Grimsholmen Lighthouse be seen?+
With a focal height of 11 meters and a nominal range of 3.7 nautical miles (approximately 6.9 km), Grimsholmen 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 Grimsholmen Lighthouse at night?+
Grimsholmen displays the characteristic Q Green. 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 green color may indicate a specific sector or warning zone.
Which ports and harbors does Grimsholmen Lighthouse guide vessels into?+
Grimsholmen Lighthouse assists vessels approaching 5 nearby ports. The closest is Helligvær at 7.5 NM to the W. Other ports served include Kvalvika (13.3 NM ESE), Bodø (13.5 NM ESE), Sørarnoy (15.4 NM S), Sund (19.5 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Grimsholmen Lighthouse still active and maintained?+
Yes, Grimsholmen 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 Grimsholmen Lighthouse?+
You can track vessels near Grimsholmen 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.