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Seodo Lighthouse

Fl White 6s🇰🇷Busan, KROperational

Location & Light Range

About Seodo Lighthouse

Also known as: Seodo (Sodo, So Do)

Seodo Lighthouse stands on a high island located approximately 5 kilometers southwest of Gamcheon. Its hexagonal concrete tower, painted white and featuring a gallery, rises to a height of 36 meters. The structure culminates in a very sharp peak, presenting a distinctive silhouette. The light is positioned 119 meters above sea level and emits a white flash every 6 seconds. Its geographic range extends to 26.8 nautical miles.

Why it matters: This lighthouse marks a mostly submerged ridge southwest of Gamcheon, which presents a navigational hazard.

Light & Optic

Characteristic Signature
Fl White 6s
Flash Type
Flashing
Light Color
White
Interval
6s
Raw Code
Fl W 6s
Focal Height
119m
Geographic Range
26.8NM

Location

City
Busan
Country
🇰🇷South Korea
Sea Region
high island about 5 km southwest of Gamcheon, marking summits of a mostly-submerged ridge
Latitude
35.0354°
Longitude
128.9747°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
36m
Tower Shape
hexagonal
Tower Color
white
Material
concrete

Structure: hexagonal white concrete tower with gallery, the tower rising to a very sharp peak

References & Identifiers

Nearest Port
Busan(5.4 km)
Admiralty No.
M4354
NGA No.
16768
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Frequently Asked Questions

How do mariners identify Seodo Lighthouse at night?+
Seodo displays the characteristic Fl White 6s. 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 Seodo Lighthouse guide vessels into?+
Seodo Lighthouse assists vessels approaching 5 nearby ports. The closest is Gamcheon/Busan at 3.1 NM to the NNE. Other ports served include Busan (5 NM NE), Busanjin-Gu (7.8 NM NNE), Busan New Port (8.8 NM WNW), South Busan (9.1 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Seodo Lighthouse still active and maintained?+
Yes, Seodo 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 Seodo Lighthouse?+
Seodo Lighthouse is located within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Seodo Lighthouse?+
You can track vessels near Seodo 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.