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Yangpo Outer Breakwater Lighthouse

Fl R 4s🇰🇷Uljin Area (North Gyeongsang), KROperational

Location & Light Range

About Yangpo Outer Breakwater Lighthouse

This round concrete tower, painted white and red, reaches a height of 59 meters. Its focal plane is situated 14 meters above the water. The structure emits a red light, providing a single flash every 4 seconds. It serves as a navigational aid from its location in the Uljin Area of North Gyeongsang.

Why it matters: The lighthouse offers a geographic range of 12 nautical miles.

Light & Optic

Characteristic Signature
Fl R 4s
Flash Type
Flashing
Light Color
Red
Flash Count
1 flash
Interval
4s
Raw Code
Fl.R. period 4s
Focal Height
14m
Geographic Range
12NM

Location

City
Uljin Area (North Gyeongsang)
Country
🇰🇷KR
Latitude
35.8756°
Longitude
129.5280°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
59m
Tower Shape
round
Tower Color
white and red
Material
concrete

Structure: Red and white tower; 59

References & Identifiers

Admiralty No.
M4403
NGA No.
16662
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Frequently Asked Questions

How do mariners identify Yangpo Outer Breakwater Lighthouse at night?+
Yangpo Outer Breakwater displays the characteristic Fl R 4s — 1 red flash every 4 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Yangpo Outer Breakwater Lighthouse guide vessels into?+
Yangpo Outer Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Guryongpo at 6.6 NM to the N. Other ports served include Pohang (10.3 NM NW), Sinhang/Pohang (12.5 NM N), Mipo/Ulsan (22 NM SSW), Ulsan (23 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Yangpo Outer Breakwater Lighthouse still active and maintained?+
Yes, Yangpo Outer Breakwater 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.
What shipping routes pass near Yangpo Outer Breakwater Lighthouse?+
Yangpo Outer Breakwater Lighthouse is located within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Yangpo Outer Breakwater Lighthouse?+
You can track vessels near Yangpo Outer Breakwater 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.