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Knappen Lighthouse

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

Location & Light Range

About Knappen Lighthouse

The Knappen lighthouse stands atop a cliff on the eastern side of Grimstadfjord in Norway. It features a white tower with a 4-meter lantern. The light emits alternating red and green signals on an 8-second cycle, with two occultations in that period for each color. This distinctive characteristic aids vessels navigating the fjord. The lighthouse is situated 0.6 km from the nearest port, Straume, and has a focal height of 26.5 meters. Its geographic range extends to 14.6 nautical miles.

Why it matters: The Knappen lighthouse's directional red and green light is important for vessels navigating the Grimstadfjord's specific contours. Its placement high on a cliff ensures visibility, aiding safe passage through this Norwegian waterway.

Light & Optic

Characteristic Signature
Oc (2) Red/Green 8s
Flash Type
Occulting
Light Color
Red/Green
Flash Count
2 flashes
Interval
8s
Raw Code
Oc(2) R G 8s
Focal Height
26.5m
Geographic Range
14.6NM

Location

City
Bergen
Country
🇳🇴Norway
Region
Vestland
Sea Region
Grimstadfjord, Norway
Latitude
60.3280°
Longitude
5.2505°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Color
white

Structure: A 4m lantern, situated atop a cliff.

References & Identifiers

Nearest Port
Straume(0.6 km)
Admiralty No.
B3806
NGA No.
3580
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Frequently Asked Questions

How do mariners identify Knappen Lighthouse at night?+
Knappen displays the characteristic Oc (2) Red/Green 8s — 2 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 red/green color may indicate a specific sector or warning zone.
Which ports and harbors does Knappen Lighthouse guide vessels into?+
Knappen Lighthouse assists vessels approaching 5 nearby ports. The closest is Straume at 1.2 NM to the SE. Other ports served include Brattholmen (2.9 NM WNW), GODVIK (3.4 NM NNW), Skålevik (3.4 NM N), Laksevåg (3.6 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Knappen Lighthouse still active and maintained?+
Yes, Knappen 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 Knappen Lighthouse?+
You can track vessels near Knappen 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.