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Usedo (Use Do) Southeast Lighthouse

Fl White 15s🇰🇷Bigeum, KROperational

Location & Light Range

About Usedo (Use Do) Southeast Lighthouse

A cylindrical concrete tower, constructed in 2020, reaches a height of 10 meters with a focal plane 13 meters above sea level. The structure is painted yellow on its upper section and black on its lower section. It emits a white flash every 15 seconds, with a geographic range of 11.3 nautical miles. Access to the site is permitted, but entry into the tower is restricted. Mokpo, the closest port, is situated 22.8 kilometers distant.

Why it matters: This navigation aid marks the vicinity of Usedo for vessels operating near the South Korean coast.

Light & Optic

Characteristic Signature
Fl White 15s
Flash Type
Flashing
Light Color
White
Interval
15s
Raw Code
Fl W 15s
Focal Height
13m
Geographic Range
11.3NM

Construction & History

Year Built
2020

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

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

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

Location

City
Bigeum
Country
🇰🇷South Korea
Region
South Jeolla
Latitude
34.7864°
Longitude
125.9114°

References & Identifiers

Nearest Port
Mokpo(22.8 km)
Admiralty No.
M4212.55
NGA No.
17668.1
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Frequently Asked Questions

How do mariners identify Usedo (Use Do) Southeast Lighthouse at night?+
Usedo (Use Do) Southeast displays the characteristic Fl White 15s. 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 Usedo (Use Do) Southeast Lighthouse guide vessels into?+
Usedo (Use Do) Southeast Lighthouse assists vessels approaching 5 nearby ports. The closest is Songgong at 15.3 NM to the E. Other ports served include Mokpo (22.1 NM E), Daeheuksando (24.4 NM WSW), Daebul/Yeongam-gun (25.8 NM E), Hongdo (36.9 NM WSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Usedo (Use Do) Southeast Lighthouse still active and maintained?+
Yes, Usedo (Use Do) Southeast 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 Usedo (Use Do) Southeast Lighthouse?+
You can track vessels near Usedo (Use Do) Southeast 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.