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Biyangdo (Biyang Do, Piyang Do) South Lighthouse

Fl White 15s🇰🇷Jeju, KROperational

Location & Light Range

About Biyangdo (Biyang Do, Piyang Do) South Lighthouse

The Biyangdo South lighthouse is a 12-meter cylindrical concrete tower located off the coast of Jeju Island. Its upper half is painted yellow and the lower half is black. The light emits a white flash every 15 seconds from a focal height of 13 meters, with a geographic range of 11.3 nautical miles. The lighthouse site is open to visitors, though the tower itself is closed to the public. This light guides vessels navigating the waters near Biyangdo, a volcanic island known for its natural scenery.

Why it matters: This light aids local fishing boats and tourist vessels navigating the waters around Biyangdo, a small island off Jeju.

Light & Optic

Characteristic Signature
Fl White 15s
Flash Type
Flashing
Light Color
White
Interval
15s
Raw Code
Fl W 15s
Focal Height
13m
Geographic Range
11.3NM

Location

City
Jeju
Country
🇰🇷South Korea
Region
Jeju
Latitude
33.4032°
Longitude
126.2283°

References & Identifiers

Nearest Port
Hwasun(11.2 km)
Admiralty No.
M4259
NGA No.
17505

Tower & Structure

Tower Height
12m
Tower Shape
cylindrical
Tower Color
upper half yellow, lower half black
Material
concrete

Structure: round concrete tower, upper half painted yellow, lower half black

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 Biyangdo (Biyang Do, Piyang Do) South Lighthouse at night?+
Biyangdo (Biyang Do, Piyang Do) South displays the characteristic Fl White 15s. 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 Biyangdo (Biyang Do, Piyang Do) South Lighthouse guide vessels into?+
Biyangdo (Biyang Do, Piyang Do) South Lighthouse assists vessels approaching 5 nearby ports. The closest is Hallim at 1.4 NM to the NE. Other ports served include Aewol (5.2 NM ENE), HWASUN (11.2 NM SSE), Hwasun (11.5 NM SSE), Kwangyang (16.3 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Biyangdo (Biyang Do, Piyang Do) South Lighthouse still active and maintained?+
Yes, Biyangdo (Biyang Do, Piyang Do) South 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 Biyangdo (Biyang Do, Piyang Do) South Lighthouse?+
You can track vessels near Biyangdo (Biyang Do, Piyang Do) South 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.