Get the MarineRadar appSatellite AISSatellite live trackingTrack any shipLive alerts112,000+ ships trackedDownload free

Sambongdan Lighthouse

Fl White 4s🇰🇷Imja, KROperational

Location & Light Range

About Sambongdan Lighthouse

Also known as: Sambongdan (Sambong)

This lighthouse is a cylindrical concrete tower painted white, standing 10 meters tall. It is situated on a sharp promontory at the northeastern tip of Imjado, an island in South Korea's South Jeolla region. Its focal height reaches 31 meters above sea level, and it emits a single white flash every four seconds. The light has a geographic range of 15.5 nautical miles. The nearest port, Mokpo, is 23.6 kilometers away.

Why it matters: The lighthouse marks a sharp promontory, serving as a significant navigational aid for vessels in this area.

Light & Optic

Characteristic Signature
Fl White 4s
Flash Type
Flashing
Light Color
White
Interval
4s
Raw Code
Fl W 4s
Focal Height
31m
Geographic Range
15.5NM

Location

City
Imja
Country
🇰🇷South Korea
Region
South Jeolla
Sea Region
northeastern tip of Imjado, on a sharp promontory
Latitude
35.1450°
Longitude
126.1637°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
10m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round white concrete tower

References & Identifiers

Nearest Port
Mokpo(23.6 km)
Admiralty No.
M4210.3
NGA No.
17714
Live tracking · 50,000+ mariners

Find Sambongdan Lighthouse on the live nautical map

Plan voyages near South Korea, see nearby vessels in real time, and explore 14,900+ navigation aids in the app.

Nautical mapNearby vesselsVoyage planning
Get the App

Frequently Asked Questions

How do mariners identify Sambongdan Lighthouse at night?+
Sambongdan 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 Sambongdan Lighthouse guide vessels into?+
Sambongdan Lighthouse assists vessels approaching 5 nearby ports. The closest is Songgong at 18.9 NM to the S. Other ports served include Mokpo (24.6 NM SSE), Daebul/Yeongam-gun (27.2 NM SSE), Sangwangdeungdo (30.4 NM N), Daeheuksando (45.4 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Sambongdan Lighthouse still active and maintained?+
Yes, Sambongdan 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 Sambongdan Lighthouse?+
You can track vessels near Sambongdan 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.