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Yechimdo Lighthouse

Fl White 6s🇰🇷Geoje-si, KROperational

Location & Light Range

About Yechimdo Lighthouse

The Yechimdo Lighthouse is a white, cylindrical concrete tower standing 11 meters tall. It is situated on an island that serves as the northern entrance to Geoje harbor. The lighthouse emits a white light with a single flash every 6 seconds. Its focal plane is 41 meters above sea level, providing a geographic range of 17.2 nautical miles. The tower is located near Geoje-si, in the South Gyeongsang region of South Korea. The nearest port, Gohyeon, is 1.9 kilometers away.

Why it matters: This lighthouse marks the northern approach to Geoje harbor, aiding vessels entering and exiting this maritime hub.

Light & Optic

Characteristic Signature
Fl White 6s
Flash Type
Flashing
Light Color
White
Interval
6s
Raw Code
Fl W 6s
Focal Height
41m
Geographic Range
17.2NM

Location

City
Geoje-si
Country
🇰🇷South Korea
Region
South Gyeongsang
Sea Region
an island off the northern entrance to Geoje harbor
Latitude
34.9477°
Longitude
128.5832°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
11m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round cylindrical concrete tower, painted white

References & Identifiers

Nearest Port
Gohyeon(1.9 km)
Admiralty No.
M4341.4
NGA No.
16832
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Frequently Asked Questions

How do mariners identify Yechimdo Lighthouse at night?+
Yechimdo displays the characteristic Fl White 6s. 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 Yechimdo Lighthouse guide vessels into?+
Yechimdo Lighthouse assists vessels approaching 5 nearby ports. The closest is Gohyeon/Geoje at 1.9 NM to the S. Other ports served include Geoje (5.9 NM S), Okpo/Geoje (7.3 NM ESE), Anjeong (7.4 NM W), Tongyeong (10.6 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Yechimdo Lighthouse still active and maintained?+
Yes, Yechimdo 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 Yechimdo Lighthouse?+
Yechimdo 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 Yechimdo Lighthouse?+
You can track vessels near Yechimdo 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.