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Dongsandong Breakwater Lighthouse

Fl Green 5s🇰🇷Busan, KROperational

Location & Light Range

About Dongsandong Breakwater Lighthouse

Also known as: Tongsandong

This white, cylindrical concrete tower stands 9 meters tall and is located in Busan, South Korea. It features a lantern and gallery and is painted white. The lighthouse emits a green flash every 5 seconds. Its focal height is 14 meters, and it has a geographic range of 11.6 nautical miles. This structure is situated 2.6 kilometers from the nearest port, Busan.

Why it matters: The lighthouse marks the end of the Dongsandong Breakwater, guiding vessels safely into the harbor and preventing collisions with the structure.

Light & Optic

Characteristic Signature
Fl Green 5s
Flash Type
Flashing
Light Color
Green
Interval
5s
Raw Code
Fl G 5s
Focal Height
14m
Geographic Range
11.6NM

Location

City
Busan
Country
🇰🇷South Korea
Latitude
35.0715°
Longitude
129.0839°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
9m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round cylindrical concrete tower with lantern and gallery, painted white

References & Identifiers

Nearest Port
Busan(2.6 km)
Admiralty No.
M4356.2
NGA No.
16736
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Frequently Asked Questions

How do mariners identify Dongsandong Breakwater Lighthouse at night?+
Dongsandong Breakwater displays the characteristic Fl Green 5s. 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 Dongsandong Breakwater Lighthouse guide vessels into?+
Dongsandong Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Busan at 3 NM to the NW. Other ports served include South Busan (3.3 NM ENE), Gamcheon/Busan (4.2 NM W), Busanjin-Gu (5 NM NNW), Busan New Port (14 NM W). Mariners should consult the relevant chart for full approach and pilotage information.
Is Dongsandong Breakwater Lighthouse still active and maintained?+
Yes, Dongsandong 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.
What shipping routes pass near Dongsandong Breakwater Lighthouse?+
Dongsandong Breakwater 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 Dongsandong Breakwater Lighthouse?+
You can track vessels near Dongsandong 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.