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Suwon Dan Lighthouse

Fl W 15s🇰🇷North Korea, KROperational

Location & Light Range

About Suwon Dan Lighthouse

Suwon Dan Lighthouse is an operational concrete structure located in North Korea. Its octagonal tower, standing 16 meters tall, is painted red. The focal height of the light reaches 41 meters above sea level. It emits a single white flash every 15 seconds, with a geographic range of 17 nautical miles. The lighthouse is built on red concrete piles.

Light & Optic

Characteristic Signature
Fl W 15s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
15s
Raw Code
Fl.(1)W. period 15s
Focal Height
41m
Geographic Range
17NM

Location

City
North Korea
Country
🇰🇷KR
Latitude
38.6833°
Longitude
128.3602°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
16m
Tower Shape
octagonal
Tower Color
red
Material
concrete

Structure: Red concrete piles; 16

References & Identifiers

Admiralty No.
M4461
NGA No.
16364
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Frequently Asked Questions

How do mariners identify Suwon Dan Lighthouse at night?+
Suwon Dan displays the characteristic Fl W 15s — 1 white flash every 15 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 Suwon Dan Lighthouse guide vessels into?+
Suwon Dan Lighthouse assists vessels approaching 1 nearby port. The closest is Sokcho at 30.5 NM to the SSE. Mariners should consult the relevant chart for full approach and pilotage information.
Is Suwon Dan Lighthouse still active and maintained?+
Yes, Suwon Dan 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 Suwon Dan Lighthouse?+
Suwon Dan 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 Suwon Dan Lighthouse?+
You can track vessels near Suwon Dan 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.