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Gadeokdo West Breakwater Lighthouse

Fl G 4s🇰🇷Masan and Geoje Area, KROperational

Location & Light Range

About Gadeokdo West Breakwater Lighthouse

This white, square concrete tower stands 88 meters tall and was first lit in 2008. It features a green light that flashes every 4 seconds. The structure, designed for the Masan and Geoje Area, has a focal height of 38 meters. A green vertical stripe adorns the white exterior of the tower, which includes a lantern and gallery. The tower's construction material is concrete.

Light & Optic

Characteristic Signature
Fl G 4s
Flash Type
Flashing
Light Color
Green
Flash Count
1 flash
Interval
4s
Raw Code
Fl
Focal Height
38m
Geographic Range
11NM

Construction & History

Year Built
2008

References & Identifiers

Admiralty No.
M4351.3
NGA No.
16783
OpenStreetMap
View on OSM →

Tower & Structure

Tower Height
88m
Tower Shape
square
Tower Color
green
Material
concrete

Structure: White quadrangular concrete tower; 88. SOUTH KOREA 217

Location

City
Masan and Geoje Area
Country
🇰🇷KR
Latitude
35.0585°
Longitude
128.7777°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Gadeokdo West Breakwater Lighthouse at night?+
Gadeokdo West Breakwater displays the characteristic Fl G 4s — 1 green flash every 4 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 Gadeokdo West Breakwater Lighthouse guide vessels into?+
Gadeokdo West Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Busan New Port at 1.1 NM to the ENE. Other ports served include Jinhae (6.1 NM NW), Okpo/Geoje (10.6 NM SSW), Gamcheon/Busan (11 NM E), Masan (11.7 NM NW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Gadeokdo West Breakwater Lighthouse still active and maintained?+
Yes, Gadeokdo West 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 Gadeokdo West Breakwater Lighthouse?+
Gadeokdo West 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 Gadeokdo West Breakwater Lighthouse?+
You can track vessels near Gadeokdo West 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.