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Haengnam Lighthouse

Fl W 14s🇰🇷Ulleungdo and Dokdo, KRInactive

Location & Light Range

About Haengnam Lighthouse

Also known as: Haengnamdeungdae

Haengnam lighthouse is a white, round concrete tower that stands 85 meters tall. It is situated in the Ulleungdo and Dokdo region. The structure features a single white flash every 14 seconds. The lighthouse has a geographic range of 26 nautical miles. Although no longer operational, its concrete construction supports an 85-meter height.

Light & Optic

Characteristic Signature
Fl W 14s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
14s
Raw Code
Fl.W. period 14s
Geographic Range
26NM

Location

City
Ulleungdo and Dokdo
Country
🇰🇷KR
Latitude
37.4874°
Longitude
130.9193°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
85m
Tower Shape
round
Tower Color
white
Material
concrete

Structure: White round concrete tower; 85. AIS (MMSI No 994403582)

References & Identifiers

Admiralty No.
M4446.2
NGA No.
16520
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Frequently Asked Questions

How do mariners identify Haengnam Lighthouse at night?+
Haengnam displays the characteristic Fl W 14s — 1 white flash every 14 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 Haengnam Lighthouse guide vessels into?+
Haengnam Lighthouse assists vessels approaching 2 nearby ports. The closest is Ulleung at 1.5 NM to the SW. Other ports served include Dokdo (47 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Haengnam Lighthouse still active and maintained?+
Haengnam Lighthouse is currently listed as inactive. It may have been decommissioned, replaced by a different navigation aid, or temporarily taken out of service. Mariners should check the latest Notices to Mariners for current status.
What shipping routes pass near Haengnam Lighthouse?+
Haengnam 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 Haengnam Lighthouse?+
You can track vessels near Haengnam 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.