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Hwaamchu Lighthouse

Fl WR 10s🇰🇷Ulsan, KROperational

Location & Light Range

About Hwaamchu Lighthouse

This operational lighthouse is situated in Ulsan. It displays a white light that flashes once every 12 seconds. The light's focal height reaches 49 meters above sea level. Its geographic range extends to 24 nautical miles.

Light & Optic

Characteristic Signature
Fl WR 10s
Flash Type
Flashing
Light Color
WR
Flash Count
1 flash
Interval
10s
Raw Code
Fl.W. period 12s
Focal Height
49m
Geographic Range
24NM

References & Identifiers

Admiralty No.
M4385
NGA No.
16688

Location

City
Ulsan
Country
🇰🇷KR
Latitude
35.4725°
Longitude
129.4075°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Hwaamchu Lighthouse at night?+
Hwaamchu displays the characteristic Fl WR 10s — 1 wr flash every 10 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 wr color may indicate a specific sector or warning zone.
Which ports and harbors does Hwaamchu Lighthouse guide vessels into?+
Hwaamchu Lighthouse assists vessels approaching 5 nearby ports. The closest is Ulsan at 2.6 NM to the NNW. Other ports served include Mipo/Ulsan (2.9 NM NNE), Onsan/Ulsan (3 NM SW), Busanjin-Gu (26.1 NM SW), South Busan (26.6 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Hwaamchu Lighthouse still active and maintained?+
Yes, Hwaamchu 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 Hwaamchu Lighthouse?+
Hwaamchu 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 Hwaamchu Lighthouse?+
You can track vessels near Hwaamchu 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.