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Iun Hang Lighthouse

Fl Green 4s🇰🇷Tongyeong-si, KROperational

Location & Light Range

About Iun Hang Lighthouse

A white, cylindrical concrete tower, 8 meters in height with a focal plane of 12 meters. Located at the breakwater's extremity in Iun harbor, it marks the entrance for vessels approaching Mireuk Island's central east coast. The structure is a round concrete cylinder topped with a gallery. It displays a green light, characterized by a single green flash every 4 seconds, with a range of 11 nautical miles. Access to the site is permitted, but the tower is not open to visitors.

Why it matters: This structure serves as a navigation aid for fishing boats and other small craft entering and leaving Iun harbor, indicating the breakwater's end.

Light & Optic

Characteristic Signature
Fl Green 4s
Flash Type
Flashing
Light Color
Green
Interval
4s
Raw Code
Fl G 4s
Focal Height
12m
Geographic Range
11NM

Location

City
Tongyeong-si
Country
🇰🇷South Korea
Region
South Gyeongsang
Sea Region
Iun harbor, on the central east coast of Mireuk Island
Latitude
34.8001°
Longitude
128.4353°

References & Identifiers

Nearest Port
Tongyeong(2.2 km)
Admiralty No.
M4325.1
NGA No.
16882

Tower & Structure

Tower Height
8m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round cylindrical concrete tower with gallery

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Iun Hang Lighthouse at night?+
Iun Hang displays the characteristic Fl Green 4s. 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 green color may indicate a specific sector or warning zone.
Which ports and harbors does Iun Hang Lighthouse guide vessels into?+
Iun Hang Lighthouse assists vessels approaching 5 nearby ports. The closest is Tongyeong at 2.3 NM to the NNW. Other ports served include Junghwa (3.5 NM WSW), Geoje (7.9 NM ENE), Anjeong (8.6 NM N), Gohyeon/Geoje (9.9 NM NE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Iun Hang Lighthouse still active and maintained?+
Yes, Iun Hang 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 Iun Hang Lighthouse?+
Iun Hang 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 Iun Hang Lighthouse?+
You can track vessels near Iun Hang 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.