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Doryongnangdo Lighthouse

Fl White 4s🇰🇷KROperational

Location & Light Range

About Doryongnangdo Lighthouse

Also known as: Doryongnangdo (Toryongnangdo)

The Doryongnangdo Lighthouse stands on a small island positioned off the southern coast of Saengildo, South Korea. This octagonal concrete structure rises 8 meters high, with its light situated at a focal height of 20 meters. It emits a white flash every 4 seconds, visible for a geographic range of 13.2 nautical miles. The lighthouse is accessible only by boat, with the site open to visitors but the tower closed to the public. Its nearest port is Wando, located 12.3 kilometers away.

Why it matters: This lighthouse aids local shipping traffic navigating the waters surrounding Saengildo and serves as a reference point for vessels along the southern coast.

Light & Optic

Characteristic Signature
Fl White 4s
Flash Type
Flashing
Light Color
White
Interval
4s
Raw Code
Fl W 4s
Focal Height
20m
Geographic Range
13.2NM

Location

Country
🇰🇷South Korea
Region
South Jeolla
Sea Region
small island just off the south coast of Saengildo, South Korea
Latitude
34.3063°
Longitude
127.0005°

References & Identifiers

Nearest Port
Wando(12.3 km)
Admiralty No.
M4281.5
NGA No.
17310

Tower & Structure

Tower Height
8m
Tower Shape
octagonal
Tower Color
white
Material
concrete

Structure: octagonal white concrete tower

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Doryongnangdo Lighthouse at night?+
Doryongnangdo displays the characteristic Fl White 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Doryongnangdo Lighthouse guide vessels into?+
Doryongnangdo Lighthouse assists vessels approaching 5 nearby ports. The closest is Shinma at 10.7 NM to the NW. Other ports served include Wando-gun (11.8 NM W), Narodo (13.2 NM ENE), Nokdongsin (14.2 NM NNE), Hwahungpo (16.6 NM W). Mariners should consult the relevant chart for full approach and pilotage information.
Is Doryongnangdo Lighthouse still active and maintained?+
Yes, Doryongnangdo 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 Doryongnangdo Lighthouse?+
Doryongnangdo 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 Doryongnangdo Lighthouse?+
You can track vessels near Doryongnangdo 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.