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Sahudo Lighthouse

Fl (6) White 15s🇰🇷KROperational

Location & Light Range

About Sahudo Lighthouse

This concrete lighthouse stands 10 meters tall with a focal height of 10 meters. Its cylindrical tower is painted with its upper half yellow and its lower half black. It emits a white flash every 15 seconds, visible for 10.4 nautical miles. Located off the harbor of Sahudo, a small island situated between Wando and Gogeumdo in South Korea's South Jeolla region, it marks the approach to the island's port. The site is open to the public, but the tower is closed to entry.

Why it matters: The lighthouse marks the entrance to Sahudo harbor, aiding navigation for local fishing boats and ferries.

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

Location

Country
🇰🇷South Korea
Region
South Jeolla
Sea Region
off the harbor of Sahudo, a small island between Wando and Gogeumdo
Latitude
34.3950°
Longitude
126.7446°

References & Identifiers

Nearest Port
Wando(4.8 km)
Admiralty No.
M4280.726
NGA No.
17305.5

Tower & Structure

Tower Height
10m
Tower Shape
cylindrical
Tower Color
upper half yellow and lower half black
Material
concrete

Structure: round concrete tower, upper half yellow and lower half black

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 Sahudo Lighthouse at night?+
Sahudo 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 Sahudo Lighthouse guide vessels into?+
Sahudo Lighthouse assists vessels approaching 5 nearby ports. The closest is Wando-gun at 4.5 NM to the SSE. Other ports served include Shinma (5.7 NM ENE), Hwahungpo (6.9 NM SW), Galdoo (12.7 NM WSW), Nokdongsin (20.6 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Sahudo Lighthouse still active and maintained?+
Yes, Sahudo 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 Sahudo Lighthouse?+
You can track vessels near Sahudo 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.