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Daehangdo Lighthouse

Fl White 4s🇰🇷Heuksan, KROperational

Location & Light Range

About Daehangdo Lighthouse

Also known as: Daehangdo (Yeongsando, Yongsando, Taehand-do)

The Daehangdo lighthouse is a cylindrical white concrete tower standing 11 meters tall. Situated on a small island northeast of Yeongsando, it marks the edge of this landmass. The light emits a single white flash every 4 seconds from a focal height of 51 meters. Its geographic range extends to 18.8 nautical miles. The nearest port, Mokpo, is 45 kilometers away.

Why it matters: This light guides mariners navigating the waters around Yeongsando and Daeheuksando, helping them avoid grounding on the island's steep shores.

Light & Optic

Characteristic Signature
Fl White 4s
Flash Type
Flashing
Light Color
White
Interval
4s
Raw Code
Fl W 4s
Focal Height
51m
Geographic Range
18.8NM

Location

City
Heuksan
Country
🇰🇷South Korea
Region
South Jeolla
Sea Region
an island just off the northeast corner of Yeongsando, an island southeast of Daeheuksando
Latitude
34.6535°
Longitude
125.4785°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
11m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round white concrete tower

References & Identifiers

Nearest Port
Mokpo(45.0 km)
Admiralty No.
M4223.5
NGA No.
17688
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Frequently Asked Questions

How do mariners identify Daehangdo Lighthouse at night?+
Daehangdo displays the characteristic Fl White 4s. 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 Daehangdo Lighthouse guide vessels into?+
Daehangdo Lighthouse assists vessels approaching 5 nearby ports. The closest is Daeheuksando at 2.9 NM to the NW. Other ports served include Hongdo (14.6 NM W), Songgong (38 NM ENE), Gageohyangri (40.3 NM SSW), Mokpo (43.9 NM E). Mariners should consult the relevant chart for full approach and pilotage information.
Is Daehangdo Lighthouse still active and maintained?+
Yes, Daehangdo 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 Daehangdo Lighthouse?+
You can track vessels near Daehangdo 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.