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Nan Do Lighthouse

Fl W 14s🇰🇵North Korea, KPOperational

Location & Light Range

About Nan Do Lighthouse

This white concrete tower has a square design and stands 36 meters high. Its focal plane is situated 42 meters above sea level. The lighthouse emits a white light, featuring one flash every 14 seconds. It has a geographic range of 17 nautical miles.

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
Focal Height
42m
Geographic Range
17NM

Location

City
North Korea
Country
🇰🇵KP
Latitude
42.2312°
Longitude
130.5281°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
36m
Tower Shape
square
Tower Color
white
Material
concrete

Structure: White square concrete tower; 36

References & Identifiers

Admiralty No.
M4570
NGA No.
16200
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Frequently Asked Questions

How do mariners identify Nan Do Lighthouse at night?+
Nan Do 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 Nan Do Lighthouse guide vessels into?+
Nan Do Lighthouse assists vessels approaching 5 nearby ports. The closest is Rajin (Najin) at 10.3 NM to the W. Other ports served include Posyet (27.8 NM NNE), Zarubino (34.2 NM NE), Vityaz (35.9 NM NE), Chongjin (43 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Nan Do Lighthouse still active and maintained?+
Yes, Nan Do 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.
How can I track vessels near Nan Do Lighthouse?+
You can track vessels near Nan Do 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.