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Sehwa Hang East Breakwater Lighthouse

Fl Green 4s🇰🇷Jeju, KROperational

Location & Light Range

About Sehwa Hang East Breakwater Lighthouse

This cylindrical concrete lighthouse, painted white, stands 8.5 meters tall with its light positioned 13 meters above sea level. Its octagonal structure features a green flashing light that cycles every 4 seconds, visible for 11.3 nautical miles. It is situated at the end of the east breakwater of Sehwa Hang, a fishing harbor located near the northeastern corner of Jeju. The site is accessible to the public, though the tower itself remains closed. The nearest port is Seongsan-po, approximately 4.9 kilometers away.

Why it matters: This navigational aid is essential for the fishing fleet operating out of Sehwa Hang, providing critical guidance for safe passage into the harbor and helping mariners distinguish the east breakwater.

Light & Optic

Characteristic Signature
Fl Green 4s
Flash Type
Flashing
Light Color
Green
Interval
4s
Raw Code
Fl G 4s
Focal Height
13m
Geographic Range
11.3NM

Location

City
Jeju
Country
🇰🇷South Korea
Region
Jeju
Sea Region
end of the east breakwater of Sehwa Hang, a fishing harbor near the northeastern corner of Jeju
Latitude
33.5300°
Longitude
126.8560°

References & Identifiers

Nearest Port
Seongsan-po(4.9 km)
Admiralty No.
M4270.2
NGA No.
17408

Tower & Structure

Tower Height
8.5m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: octagonal cylindrical white concrete tower

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 Sehwa Hang East Breakwater Lighthouse at night?+
Sehwa Hang East Breakwater displays the characteristic Fl Green 4s. 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 Sehwa Hang East Breakwater Lighthouse guide vessels into?+
Sehwa Hang East Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Seongsan-po at 5 NM to the SE. Other ports served include Jeju (14.9 NM W), Kwangyang (16.3 NM W), NAMWON (16.6 NM SSW), Seogwipo (22.7 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Sehwa Hang East Breakwater Lighthouse still active and maintained?+
Yes, Sehwa Hang East 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.
How can I track vessels near Sehwa Hang East Breakwater Lighthouse?+
You can track vessels near Sehwa Hang East 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.