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Dolsan Lighthouse

Fl White 5s🇰🇷Yeosu-si, KROperational

Location & Light Range

About Dolsan Lighthouse

Also known as: Dolsan (Dolsando, Tolsan, Yeosu Hang)

Dolsan Lighthouse was first lit in 1944. It stands as an octagonal white concrete tower with a gallery, measuring 9 meters in height. The lighthouse is situated on a high hill on the southeast side of the Yeosu harbor entrance in South Korea. Its focal height of 115 meters allows its white light to be visible for 26.4 nautical miles. The light emits a single white flash every 5 seconds, serving as a navigational aid.

Why it matters: This lighthouse marks the entry point to Yeosu harbor, a significant port in South Korea, guiding vessels into and out of the busy waterway.

Light & Optic

Characteristic Signature
Fl White 5s
Flash Type
Flashing
Light Color
White
Interval
5s
Raw Code
Fl W 5s
Focal Height
115m
Geographic Range
26.4NM

Construction & History

First Lit
1944

References & Identifiers

Nearest Port
Yeosu(3.2 km)
Admiralty No.
M4309
NGA No.
17104

Tower & Structure

Tower Height
9m
Tower Shape
octagonal
Tower Color
white
Material
concrete

Structure: octagonal white concrete tower with gallery

Location

City
Yeosu-si
Country
🇰🇷South Korea
Region
South Jeolla
Sea Region
Yeosu harbor entrance, southeast side
Latitude
34.7031°
Longitude
127.7883°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Dolsan Lighthouse at night?+
Dolsan displays the characteristic Fl White 5s. 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 Dolsan Lighthouse guide vessels into?+
Dolsan Lighthouse assists vessels approaching 5 nearby ports. The closest is Yeosu at 6.2 NM to the WNW. Other ports served include Samil (9.8 NM N), Gwangyang (11.4 NM NNW), Samcheonpo/Sacheon (19.4 NM NE), Junghwa (28.9 NM E). Mariners should consult the relevant chart for full approach and pilotage information.
Is Dolsan Lighthouse still active and maintained?+
Yes, Dolsan 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 Dolsan Lighthouse?+
Dolsan 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 Dolsan Lighthouse?+
You can track vessels near Dolsan 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.