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Finnrevet Lighthouse

Fl (2) White/Red/Green 6s🇸🇪Oskarshamns kommun, SEOperational

Location & Light Range

About Finnrevet Lighthouse

Constructed in 1921, Finnrevet lighthouse stands 16 meters tall on a shoal southeast of Furö. The cylindrical tower, painted white with a single black horizontal band, features a lantern and gallery. Its focal height is 14 meters above sea level. The light emits two white, red, or green flashes every six seconds, with the color changing based on the viewing direction. This distinctive characteristic provides specific directional information to mariners. The lighthouse is situated about 10 kilometers east of Oskarshamn, marking a navigational hazard.

Why it matters: Finnrevet lighthouse marks a shoal on the southeast side of Furö, offering directional guidance through its multi-colored light that changes with bearing.

Background
Finnrevet is a Swedish lighthouse located on a shoal about 5 nautical miles outside Oskarshamn in Europe.

Light & Optic

Characteristic Signature
Fl (2) White/Red/Green 6s
Flash Type
Flashing
Light Color
White/Red/Green
Flash Count
2 flashes
Interval
6s
Raw Code
Fl(2) WRG 6s
Focal Height
14m
Light Range
8.6NM (15.9 km)
Geographic Range
11.6NM

Construction & History

Year Built
1921

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
16m
Tower Shape
cylindrical
Tower Color
white with one black horizontal band

Structure: round cylindrical tower with lantern and gallery

Location

City
Oskarshamns kommun
Country
🇸🇪Sweden
Region
Kalmar County
Sea Region
Located on a shoal on the southeast side of Furö, about 10 km east of Oskarshamn.
Latitude
57.2767°
Longitude
16.6344°

References & Identifiers

Nearest Port
Oskarshamn(4.9 km)
Admiralty No.
C7292
NGA No.
8052
ARLHS No.
SWE-013
Wikipedia
Read on Wikipedia →
Wikidata
Q5450896 →
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Frequently Asked Questions

How far offshore can Finnrevet Lighthouse be seen?+
With a focal height of 14 meters and a nominal range of 8.6 nautical miles (approximately 15.9 km), Finnrevet is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. This range makes it a significant coastal navigation aid for vessels transiting the area.
How do mariners identify Finnrevet Lighthouse at night?+
Finnrevet displays the characteristic Fl (2) White/Red/Green 6s — 2 white/red/green flashes every 6 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 white/red/green color may indicate a specific sector or warning zone.
Which ports and harbors does Finnrevet Lighthouse guide vessels into?+
Finnrevet Lighthouse assists vessels approaching 5 nearby ports. The closest is Oskarshamn at 6.6 NM to the W. Other ports served include Figeholm (6.9 NM NW), Simpevarp (8.5 NM N), Jättersön (10.8 NM SSW), Byxelkrok (12.5 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Finnrevet Lighthouse still active and maintained?+
Yes, Finnrevet 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.
What shipping routes pass near Finnrevet Lighthouse?+
Finnrevet Lighthouse is located within the Baltic Sea trade route — a vital shipping corridor for trade between Scandinavian, German, Polish, and Baltic state ports. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Finnrevet Lighthouse?+
You can track vessels near Finnrevet 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.