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Gongsu Hang Lighthouse

Fl Red 6s🇰🇷Busan, KROperational

Location & Light Range

About Gongsu Hang Lighthouse

This red, cylindrical concrete tower, standing 10 meters tall, was constructed in 2013. Located on the main breakwater of Gongsu harbor, it emits a single red flash every six seconds, visible for 11 nautical miles. The lighthouse structure has a focal height of 12 meters above sea level. The site is accessible to the public, though the tower itself is closed.

Why it matters: This lighthouse is important for local fishing vessels and small craft navigating the entrance to Gongsu harbor, helping them identify the breakwater and approach safely.

Light & Optic

Characteristic Signature
Fl Red 6s
Flash Type
Flashing
Light Color
Red
Interval
6s
Raw Code
Fl R 6s
Focal Height
12m
Geographic Range
11NM

Construction & History

Year Built
2013

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
10m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Structure: round concrete tower, painted red

Location

City
Busan
Country
🇰🇷South Korea
Region
Gijang-gun
Sea Region
Gongsu harbor, east of Songjeong, on the main breakwater
Latitude
35.1834°
Longitude
129.2115°

References & Identifiers

Nearest Port
Busan(9.4 km)
Admiralty No.
M4375.74.
NGA No.
KR-1443.1
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Frequently Asked Questions

How do mariners identify Gongsu Hang Lighthouse at night?+
Gongsu Hang displays the characteristic Fl Red 6s. 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 Gongsu Hang Lighthouse guide vessels into?+
Gongsu Hang Lighthouse assists vessels approaching 5 nearby ports. The closest is South Busan at 6.7 NM to the SSW. Other ports served include Busanjin-Gu (8.2 NM WSW), Busan (9.9 NM WSW), Gamcheon/Busan (12 NM WSW), Onsan/Ulsan (17 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Gongsu Hang Lighthouse still active and maintained?+
Yes, Gongsu Hang 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 Gongsu Hang Lighthouse?+
Gongsu Hang 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 Gongsu Hang Lighthouse?+
You can track vessels near Gongsu Hang 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.