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Dongsandong Lighthouse

Fl G 5s🇰🇷Northern Busan, KROperational

Location & Light Range

About Dongsandong Lighthouse

This lighthouse, located in Northern Busan, features a green tower that stands 14 meters high. Its focal plane is also at 14 meters above sea level. The light emits a green color and flashes. It has a geographic range of 8 nautical miles.

Light & Optic

Characteristic Signature
Fl G 5s
Flash Type
Flashing
Light Color
Green
Flash Count
1 flash
Interval
5s
Raw Code
Fl
Focal Height
14m
Geographic Range
8NM

Location

City
Northern Busan
Country
🇰🇷KR
Latitude
35.0714°
Longitude
129.0837°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
14m
Tower Color
green

References & Identifiers

Admiralty No.
M4356.2
NGA No.
16736
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Frequently Asked Questions

How do mariners identify Dongsandong Lighthouse at night?+
Dongsandong displays the characteristic Fl G 5s — 1 green flash every 5 seconds. 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 Lighthouse guide vessels into?+
Dongsandong 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 Lighthouse still active and maintained?+
Yes, Dongsandong 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 Lighthouse?+
Dongsandong 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 Lighthouse?+
You can track vessels near Dongsandong 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.