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Haerido Lighthouse

Fl Green 5s🇰🇷Incheon, KROperational

Location & Light Range

About Haerido Lighthouse

Also known as: Haerido (Haenyeodo, Haenyeo)

This cylindrical concrete lighthouse, built in 2005, stands 18 meters tall on Haerido, a small island located off the southeast end of Daemuuido, South Korea. Its lantern and gallery are housed atop the white tower, which reaches a focal height of 21 meters. The light emits a single green flash every five seconds and has a geographic range of 13.4 nautical miles. The site of the lighthouse is open to visitors, though the tower itself is closed to the public. Haerido Lighthouse is situated near Incheon, approximately 5.4 kilometers from the nearest port.

Why it matters: The lighthouse marks the southern end of Haerido, providing navigational guidance for vessels in the vicinity of Daemuuido.

Light & Optic

Characteristic Signature
Fl Green 5s
Flash Type
Flashing
Light Color
Green
Interval
5s
Raw Code
Fl G 5s
Focal Height
21m
Geographic Range
13.4NM

Construction & History

Year Built
2005

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
18m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round cylindrical white concrete tower with lantern and gallery

Location

City
Incheon
Country
🇰🇷South Korea
Sea Region
a small island off the southeast end of Daemuuido, South Korea
Latitude
37.3603°
Longitude
126.4410°

References & Identifiers

Nearest Port
Incheon(5.4 km)
Admiralty No.
M4167.4
NGA No.
17960.1
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Frequently Asked Questions

How do mariners identify Haerido Lighthouse at night?+
Haerido displays the characteristic Fl Green 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 green color may indicate a specific sector or warning zone.
Which ports and harbors does Haerido Lighthouse guide vessels into?+
Haerido Lighthouse assists vessels approaching 5 nearby ports. The closest is Incheon at 4.9 NM to the NE. Other ports served include Gyeongin (12.9 NM NE), BUCHEON (17 NM ENE), DANGJIN (18.2 NM S), Daesan/Seosan (20.9 NM S). Mariners should consult the relevant chart for full approach and pilotage information.
Is Haerido Lighthouse still active and maintained?+
Yes, Haerido 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 Haerido Lighthouse?+
You can track vessels near Haerido 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.