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Ayajin Northeast Shoal Lighthouse

Fl (3) White 10s🇰🇷Toseong-myeon, KROperational

Location & Light Range

About Ayajin Northeast Shoal Lighthouse

This round cylindrical concrete tower stands 16 meters tall and is painted black with a single yellow horizontal band. Its focal height is 13 meters above the water. The light emits a white flash every 10 seconds, visible for 11.3 nautical miles. It is situated on a shoal about 2 kilometers northeast of Ayajin in Gangwon State, South Korea. Access to the site is permitted, but the tower itself is closed to the public. The nearest port is Sokcho, located 5.5 kilometers away.

Why it matters: The Ayajin Northeast Shoal lighthouse warns local fishing boats and other small vessels navigating near Ayajin of a submerged hazard, helping to prevent groundings in this area.

Light & Optic

Characteristic Signature
Fl (3) White 10s
Flash Type
Flashing
Light Color
White
Flash Count
3 flashes
Interval
10s
Raw Code
Fl W 10s
Focal Height
13m
Geographic Range
11.3NM

Location

City
Toseong-myeon
Country
🇰🇷South Korea
Region
Gangwon State
Sea Region
shoal about 2 km northeast of Ayajin
Latitude
38.2789°
Longitude
128.5531°

References & Identifiers

Nearest Port
Sokcho(5.5 km)
Admiralty No.
M4459.18.
NGA No.
M4459.18

Tower & Structure

Tower Height
16m
Tower Shape
cylindrical
Tower Color
black with one yellow horizontal band
Material
concrete

Structure: round cylindrical concrete tower, painted black with one yellow horizontal band

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 Northeast Shoal Lighthouse at night?+
Ayajin Northeast Shoal displays the characteristic Fl (3) White 10s — 3 white flashes every 10 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Ayajin Northeast Shoal Lighthouse guide vessels into?+
Ayajin Northeast Shoal Lighthouse assists vessels approaching 3 nearby ports. The closest is Sokcho at 4.6 NM to the SSE. Other ports served include Jumunjin (27.2 NM SSE), Okgye/Gangneung (46 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Ayajin Northeast Shoal Lighthouse still active and maintained?+
Yes, Ayajin Northeast Shoal 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 Northeast Shoal Lighthouse?+
Ayajin Northeast Shoal 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 Northeast Shoal Lighthouse?+
You can track vessels near Ayajin Northeast Shoal 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.