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Chuksan Lighthouse

Fl W 5s🇰🇷Uljin Area (North Gyeongsang), KROperational

Location & Light Range

About Chuksan Lighthouse

This lighthouse is a white, round concrete tower standing 102 meters high. Its light has a geographic range of 20 nautical miles. The focal height of the light is 86 meters above sea level. In addition to its navigational light, the structure serves as an Automatic Identification System (AIS) station. The tower is 75 meters tall from its base.

Light & Optic

Characteristic Signature
Fl W 5s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
5s
Raw Code
Fl
Focal Height
86m
Geographic Range
20NM

Location

City
Uljin Area (North Gyeongsang)
Country
🇰🇷KR
Latitude
36.5074°
Longitude
129.4509°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
102m
Tower Shape
round
Tower Color
white
Material
concrete

Structure: White round concrete tower; 75. AIS (MMSI No 994403570)

References & Identifiers

Admiralty No.
M4424
NGA No.
16584
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Frequently Asked Questions

How do mariners identify Chuksan Lighthouse at night?+
Chuksan displays the characteristic Fl W 5s — 1 white flash every 5 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.
Which ports and harbors does Chuksan Lighthouse guide vessels into?+
Chuksan Lighthouse assists vessels approaching 5 nearby ports. The closest is Hupo at 9.6 NM to the N. Other ports served include Ganggu (10 NM SSW), Sinhang/Pohang (25.9 NM S), Pohang (29.6 NM S), Guryongpo (31.8 NM S). Mariners should consult the relevant chart for full approach and pilotage information.
Is Chuksan Lighthouse still active and maintained?+
Yes, Chuksan 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 Chuksan Lighthouse?+
Chuksan 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 Chuksan Lighthouse?+
You can track vessels near Chuksan 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.