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Gajinseo Lighthouse

Fl White 6s🇰🇷Gunsan-si, KROperational

Location & Light Range

About Gajinseo Lighthouse

Also known as: Gajinseo (Kajinso, Kajin So)

This red, cylindrical concrete tower stands 6 meters tall and is situated atop a skerry at the entrance to Eocheongdo harbor. Its focal plane is 29 meters above sea level. The lighthouse emits a single white flash every 6 seconds. Operational since before 2000, the site is open for viewing, but the tower itself is closed to the public. It is located approximately 1.2 kilometers southeast of Eocheongdo harbor entrance, near Gunsan-si in Jeonbuk State. The nearest port is Gunsan, 28.5 kilometers away.

Why it matters: The lighthouse marks the entrance to Eocheongdo harbor, providing a key navigational reference for vessels entering or exiting the port.

Light & Optic

Characteristic Signature
Fl White 6s
Flash Type
Flashing
Light Color
White
Interval
6s
Raw Code
Fl W 6s
Focal Height
29m
Geographic Range
15.1NM

Location

City
Gunsan-si
Country
🇰🇷South Korea
Region
Jeonbuk State
Sea Region
entrance to Eocheongdo harbor, located atop a skerry
Latitude
36.1059°
Longitude
125.9977°

References & Identifiers

Nearest Port
Gunsan(28.5 km)
Admiralty No.
M4188.5
NGA No.
17818
ARLHS No.
SKR-017

Tower & Structure

Tower Height
6m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Structure: round cylindrical white concrete tower with gallery

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 Gajinseo Lighthouse at night?+
Gajinseo displays the characteristic Fl White 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Gajinseo Lighthouse guide vessels into?+
Gajinseo Lighthouse assists vessels approaching 5 nearby ports. The closest is Biin at 23.6 NM to the E. Other ports served include Daecheon (27.4 NM ENE), Sangwangdeungdo (28.2 NM SSE), Boryeong (29.1 NM NE), Gunsan (29.5 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Gajinseo Lighthouse still active and maintained?+
Yes, Gajinseo 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 Gajinseo Lighthouse?+
You can track vessels near Gajinseo 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.