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Gagok Hang Lighthouse

Fl Red🇰🇷Gyeongju-si, KROperational

Location & Light Range

About Gagok Hang Lighthouse

This red, cylindrical concrete tower stands 10 meters tall on the main breakwater of Gagok harbor. Its focal height reaches 13.1 meters, casting a red light with a characteristic of one flash every 6 seconds. The lighthouse has a geographic range of 11.3 nautical miles. It guides vessels into the protected waters of Gagok harbor, located in Gyeongju-si, North Gyeongsang province. The site is open to visitors, though the tower itself remains closed.

Why it matters: The lighthouse provides a clear visual cue for the main breakwater, helping local mariners avoid groundings and ensure safe passage for vessels entering and exiting Gagok harbor.

Light & Optic

Characteristic Signature
Fl Red
Flash Type
Flashing
Light Color
Red
Raw Code
Fl R
Focal Height
13.1064m
Geographic Range
11.3NM

Location

City
Gyeongju-si
Country
🇰🇷South Korea
Region
North Gyeongsang
Sea Region
main breakwater of Gagok harbor
Latitude
35.7608°
Longitude
129.4927°

References & Identifiers

Nearest Port
Pohang(16.2 km)
Admiralty No.
M4397.8.
NGA No.
M4397.8

Tower & Structure

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

Structure: round cylindrical concrete tower, painted red

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Gagok Hang Lighthouse at night?+
Gagok Hang displays the characteristic Fl Red. 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 Gagok Hang Lighthouse guide vessels into?+
Gagok Hang Lighthouse assists vessels approaching 5 nearby ports. The closest is Guryongpo at 13.6 NM to the NNE. Other ports served include Mipo/Ulsan (14.9 NM S), Pohang (15.9 NM NNW), Ulsan (15.9 NM SSW), Sinhang/Pohang (19.6 NM N). Mariners should consult the relevant chart for full approach and pilotage information.
Is Gagok Hang Lighthouse still active and maintained?+
Yes, Gagok 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 Gagok Hang Lighthouse?+
Gagok 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 Gagok Hang Lighthouse?+
You can track vessels near Gagok 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.