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Seopdo Lighthouse

Fl White 10s🇰🇷KROperational

Location & Light Range

About Seopdo Lighthouse

Also known as: Seopdo (Sopto)

Seopdo Lighthouse, built in 1957, stands on the southeastern tip of Seopdo, a small island located approximately 4 kilometers southeast of Pyeongnildo. The structure is an octagonal cylindrical white concrete tower with a gallery, measuring 8 meters tall and mounted on a round concrete pier. Its white light emits a single flash every 10 seconds. Situated at a focal height of 55 meters, the lighthouse offers a geographic range of 19.4 nautical miles. The tower is painted with red and black horizontal bands.

Why it matters: This lighthouse serves as a navigational aid for vessels navigating the waters southeast of Pyeongnildo, marking the island of Seopdo.

Light & Optic

Characteristic Signature
Fl White 10s
Flash Type
Flashing
Light Color
White
Interval
10s
Raw Code
Fl W 10s
Focal Height
55m
Geographic Range
19.4NM

Construction & History

Year Built
1957

References & Identifiers

Nearest Port
Wando(18.9 km)
Admiralty No.
M4296
NGA No.
17292

Tower & Structure

Tower Height
8m
Tower Shape
cylindrical
Tower Color
with red and black horizontal bands and mounted on a round concrete pier
Material
concrete

Structure: octagonal cylindrical white concrete tower with gallery

Location

Country
🇰🇷South Korea
Region
South Jeolla
Sea Region
southeastern tip of Seopdo, a small island about 4 km (2.5 mi) southeast of Pyeongnildo
Latitude
34.3006°
Longitude
127.1318°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Seopdo Lighthouse at night?+
Seopdo displays the characteristic Fl White 10s. 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Seopdo Lighthouse guide vessels into?+
Seopdo Lighthouse assists vessels approaching 5 nearby ports. The closest is Narodo at 7.7 NM to the NE. Other ports served include Nokdongsin (13 NM N), Shinma (16.1 NM WNW), Wando-gun (18.4 NM W), Geomundo (19 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Seopdo Lighthouse still active and maintained?+
Yes, Seopdo 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 Seopdo Lighthouse?+
Seopdo 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 Seopdo Lighthouse?+
You can track vessels near Seopdo 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.