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Ulsan Outer Breakwater West End Lighthouse

Fl R 8s🇰🇷Ulsan, KROperational

Location & Light Range

About Ulsan Outer Breakwater West End Lighthouse

This red, cylindrical concrete tower stands 66 meters tall and houses a light with a focal height of 21 meters. It emits a red flash every 4 seconds, providing a geographic range of 9 nautical miles. The structure is located at the western extremity of a detached outer breakwater that shelters the entrance to Ulsan bay. An AIS and RACON are also present at this location.

Light & Optic

Characteristic Signature
Fl R 8s
Flash Type
Flashing
Light Color
Red
Flash Count
1 flash
Interval
8s
Raw Code
Fl.R. period 4s
Focal Height
21m
Geographic Range
9NM

Location

City
Ulsan
Country
🇰🇷KR
Latitude
35.4666°
Longitude
129.4001°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
66m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Structure: Red round concrete tower; 66. AIS (MMSI No 994401550). RACON O(– – –)

References & Identifiers

Admiralty No.
M4381.36
NGA No.
16691
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Frequently Asked Questions

How do mariners identify Ulsan Outer Breakwater West End Lighthouse at night?+
Ulsan Outer Breakwater West End displays the characteristic Fl R 8s — 1 red flash every 8 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 Ulsan Outer Breakwater West End Lighthouse guide vessels into?+
Ulsan Outer Breakwater West End Lighthouse assists vessels approaching 5 nearby ports. The closest is Onsan/Ulsan at 2.5 NM to the SW. Other ports served include Ulsan (2.8 NM NNW), Mipo/Ulsan (3.4 NM NNE), Busanjin-Gu (25.6 NM SW), South Busan (26.1 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Ulsan Outer Breakwater West End Lighthouse still active and maintained?+
Yes, Ulsan Outer Breakwater West End 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 Ulsan Outer Breakwater West End Lighthouse?+
Ulsan Outer Breakwater West End 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 Ulsan Outer Breakwater West End Lighthouse?+
You can track vessels near Ulsan Outer Breakwater West End 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.