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Guryongpo West Lighthouse

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

Location & Light Range

About Guryongpo West Lighthouse

This lighthouse is located in the Uljin Area of North Gyeongsang. It is an operational aid to navigation. The light emits a red signal that flashes once every 5 seconds. Its focal height stands at 14 meters above sea level. The geographic range of its light is 8 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 5s
Focal Height
14m
Geographic Range
8NM

References & Identifiers

Admiralty No.
M4405
NGA No.
16660

Location

City
Uljin Area (North Gyeongsang)
Country
🇰🇷KR
Latitude
35.9857°
Longitude
129.5578°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Guryongpo West Lighthouse at night?+
Guryongpo West 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 Guryongpo West Lighthouse guide vessels into?+
Guryongpo West Lighthouse assists vessels approaching 5 nearby ports. The closest is Guryongpo at 0.4 NM to the WSW. Other ports served include Sinhang/Pohang (5.9 NM N), Pohang (7.5 NM WNW), Ganggu (23.4 NM NNW), Mipo/Ulsan (28.8 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Guryongpo West Lighthouse still active and maintained?+
Yes, Guryongpo West 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 Guryongpo West Lighthouse?+
Guryongpo West 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 Guryongpo West Lighthouse?+
You can track vessels near Guryongpo West 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.