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Geumdangdo Hang Lighthouse

Fl Green 4s🇰🇷KROperational

Location & Light Range

About Geumdangdo Hang Lighthouse

This concrete tower, standing 16 meters tall, emits a green flash every 4 seconds. Its focal plane is 11 meters above sea level, providing a geographic range of 10.7 nautical miles. Painted green, the structure guides vessels at the southeastern end of Geumdangdo. The lighthouse is located at the entrance to a harbor formed between Geumdangdo and Bigyeondo. While the site is open to visitors, the tower itself remains closed.

Why it matters: This light marks the channel for safe passage into the harbor between Geumdangdo and Bigyeondo, a waterway important for local maritime traffic.

Light & Optic

Characteristic Signature
Fl Green 4s
Flash Type
Flashing
Light Color
Green
Interval
4s
Raw Code
Fl G 4s
Focal Height
11m
Geographic Range
10.7NM

Location

Country
🇰🇷South Korea
Region
South Jeolla
Sea Region
entrance to a harbor between Geumdangdo and Bigyeondo at the southeastern end of Geumdangdo
Latitude
34.4285°
Longitude
127.0725°

References & Identifiers

Nearest Port
Wando(17.3 km)
Admiralty No.
M4297.55
NGA No.
17301.55

Tower & Structure

Tower Height
16m
Tower Color
green
Material
concrete

Structure: concrete tower, painted green

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 Geumdangdo Hang Lighthouse at night?+
Geumdangdo Hang 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 Geumdangdo Hang Lighthouse guide vessels into?+
Geumdangdo Hang Lighthouse assists vessels approaching 5 nearby ports. The closest is Nokdongsin at 6.1 NM to the NNE. Other ports served include Narodo (9.2 NM ESE), Shinma (11 NM W), Wando-gun (16.6 NM WSW), Hwahungpo (21.5 NM WSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Geumdangdo Hang Lighthouse still active and maintained?+
Yes, Geumdangdo Hang 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 Geumdangdo Hang Lighthouse?+
Geumdangdo Hang 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 Geumdangdo Hang Lighthouse?+
You can track vessels near Geumdangdo Hang 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.