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Ayajin North Breakwater Lighthouse

Fl Red 5s🇰🇷Toseong-myeon, KROperational

Location & Light Range

About Ayajin North Breakwater Lighthouse

This cylindrical concrete tower stands 10 meters tall, with its light positioned 17 meters above sea level. Located on the main north breakwater at Ayajin, it is approximately 8 kilometers north of Sokcho in Gangwon State. The structure is painted red and features eight fins, giving it a design reminiscent of a rocket. It emits a single red flash every 5 seconds, visible for a geographic range of 12.4 nautical miles. While the lighthouse site is accessible to the public, the tower itself is closed to entry.

Why it matters: This lighthouse guides local vessels into Ayajin harbor, especially those approaching from the north. Its unique rocket-like shape serves as a recognizable landmark for mariners.

Light & Optic

Characteristic Signature
Fl Red 5s
Flash Type
Flashing
Light Color
Red
Interval
5s
Raw Code
Fl R 5s
Focal Height
17m
Geographic Range
12.4NM

Location

City
Toseong-myeon
Country
🇰🇷South Korea
Region
Gangwon State
Sea Region
north (main) breakwater at Ayajin, about 8 km north of Sokcho
Latitude
38.2710°
Longitude
128.5600°

References & Identifiers

Nearest Port
Sokcho(4.9 km)
Admiralty No.
M4459.16
NGA No.
KR-1215.1
ARLHS No.
SKR-031

Tower & Structure

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

Structure: round concrete tower with eight fins, like a rocket

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 Ayajin North Breakwater Lighthouse at night?+
Ayajin North Breakwater displays the characteristic Fl Red 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Ayajin North Breakwater Lighthouse guide vessels into?+
Ayajin North Breakwater Lighthouse assists vessels approaching 3 nearby ports. The closest is Sokcho at 4.1 NM to the SSE. Other ports served include Jumunjin (26.6 NM SSE), Okgye/Gangneung (45.5 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Ayajin North Breakwater Lighthouse still active and maintained?+
Yes, Ayajin North 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 Ayajin North Breakwater Lighthouse?+
Ayajin North 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 Ayajin North Breakwater Lighthouse?+
You can track vessels near Ayajin North 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.