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Daenanjido Breakwater Lighthouse

Fl Red 6s🇰🇷Dangjin-si, KROperational

Location & Light Range

About Daenanjido Breakwater Lighthouse

The Daenanjido Breakwater lighthouse is a 9-meter tall concrete tower situated at the end of a breakwater on the east side of Daenanjido. This island is located off the west end of Dangjin and north of Daesan. The cylindrical structure, painted red, stands 11 meters above sea level. It emits a red flash every 6 seconds, visible for 10.7 nautical miles. The site is open to the public, though the tower itself cannot be entered. The nearest port, Dangjin, is 2.6 kilometers away.

Why it matters: This lighthouse guides vessels navigating the breakwater on the eastern shore of Daenanjido, helping to prevent groundings and ensure safe passage.

Light & Optic

Characteristic Signature
Fl Red 6s
Flash Type
Flashing
Light Color
Red
Interval
6s
Raw Code
Fl R 6s
Focal Height
11m
Geographic Range
10.7NM

Location

City
Dangjin-si
Country
🇰🇷South Korea
Region
South Chungcheong
Sea Region
an island off the west end of Dangjin and north of Daesan, at the end of the breakwater on the east side of Daenanjido
Latitude
37.0537°
Longitude
126.4514°

References & Identifiers

Nearest Port
Dangjin(2.6 km)
Admiralty No.
M4156.96.
NGA No.
KR-3306.4

Tower & Structure

Tower Height
9m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Structure: round hourglass-shaped red 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 Daenanjido Breakwater Lighthouse at night?+
Daenanjido Breakwater displays the characteristic Fl Red 6s. 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 Daenanjido Breakwater Lighthouse guide vessels into?+
Daenanjido Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is DANGJIN at 2.8 NM to the ENE. Other ports served include Daesan/Seosan (4 NM SW), Taean-gun (13.1 NM SW), Dangjin (16.7 NM ESE), Pyeongtaek (17.2 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Daenanjido Breakwater Lighthouse still active and maintained?+
Yes, Daenanjido 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 Daenanjido Breakwater Lighthouse?+
You can track vessels near Daenanjido 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.