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Seogwipo South Breakwater Lighthouse

Fl Green 4s🇰🇷Seogwipo-si, KROperational

Location & Light Range

About Seogwipo South Breakwater Lighthouse

This cylindrical concrete tower, standing 14 meters tall, is located at the western end of Seogwipo's south breakwater on Jeju Island, South Korea. Its focal height reaches 17 meters above the water, emitting a green flash every 4 seconds. First lit in 2020, the lighthouse had a prior period of inactivity between 2014 and its reactivation. The structure includes a lantern and gallery, and it guides vessels towards the nearby Seogwipo port. While the breakwater site is accessible to the public, the tower itself is closed.

Why it matters: The lighthouse marks the entrance to Seogwipo harbor, a key port on Jeju Island, aiding maritime traffic in this active coastal area.

Light & Optic

Characteristic Signature
Fl Green 4s
Flash Type
Flashing
Light Color
Green
Interval
4s
Raw Code
Fl G 4s
Focal Height
17m
Geographic Range
12.4NM

Construction & History

First Lit
2020

Significant events: inactive 2014-2020, reactivated 2020

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
14m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round cylindrical concrete tower with lantern and gallery

Location

City
Seogwipo-si
Country
🇰🇷South Korea
Region
Jeju
Sea Region
end of the south (really west) breakwater of Seogwipo
Latitude
33.2268°
Longitude
126.5659°

References & Identifiers

Nearest Port
Seogwipo(0.4 km)
Admiralty No.
M4273.5
NGA No.
17462
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Frequently Asked Questions

How do mariners identify Seogwipo South Breakwater Lighthouse at night?+
Seogwipo South Breakwater displays the characteristic Fl Green 4s. 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 Seogwipo South Breakwater Lighthouse guide vessels into?+
Seogwipo South Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Seogwipo at 0.7 NM to the N. Other ports served include NAMWON (8.3 NM ENE), Hwasun (11.7 NM W), HWASUN (11.8 NM W), Kwangyang (16.5 NM N). Mariners should consult the relevant chart for full approach and pilotage information.
Is Seogwipo South Breakwater Lighthouse still active and maintained?+
Yes, Seogwipo South Breakwater 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 Seogwipo South Breakwater Lighthouse?+
You can track vessels near Seogwipo South Breakwater 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.