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Chudo South Lighthouse

Fl (6) White 15s🇰🇷Boryeong-si, KROperational

Location & Light Range

About Chudo South Lighthouse

This lighthouse, built in 2005, stands 17 meters tall with a focal height of 10 meters. It features a yellow and black cylindrical concrete tower mounted on a round concrete pier, situated off the southeast coast of a small island approximately 3 kilometers northeast of Nokdo. The structure provides a geographic range of 10.4 nautical miles. Its light emits a single white flash every 15 seconds. The site is accessible to visitors, though the tower itself is closed to the public.

Why it matters: This aid to navigation marks a specific point off the southeast coast of a small island, assisting vessels navigating the waters near Nokdo.

Light & Optic

Characteristic Signature
Fl (6) White 15s
Flash Type
Flashing
Light Color
White
Flash Count
6 flashes
Interval
15s
Raw Code
Fl W 15s
Focal Height
10m
Geographic Range
10.4NM

Construction & History

Year Built
2005

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
17m
Tower Shape
cylindrical
Tower Color
yellow and black
Material
concrete

Structure: round cylindrical concrete tower, mounted on a round concrete pier

Location

City
Boryeong-si
Country
🇰🇷South Korea
Region
South Chungcheong
Sea Region
off the southeast coast of a small island about 3 km northeast of Nokdo
Latitude
36.2888°
Longitude
126.2984°

References & Identifiers

Nearest Port
Boryeong(11.2 km)
Admiralty No.
M4189.74
NGA No.
17829
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Frequently Asked Questions

How do mariners identify Chudo South Lighthouse at night?+
Chudo South displays the characteristic Fl (6) White 15s — 6 white flashes every 15 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 Chudo South Lighthouse guide vessels into?+
Chudo South Lighthouse assists vessels approaching 5 nearby ports. The closest is Daecheon at 9.9 NM to the E. Other ports served include Boryeong (10.9 NM NE), Biin (13.7 NM SE), Gunsan (23.2 NM SE), Janghang/Seocheon-gun (25.3 NM SE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Chudo South Lighthouse still active and maintained?+
Yes, Chudo South 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 Chudo South Lighthouse?+
You can track vessels near Chudo South 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.