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Jangho Hang Groyne Lighthouse

Fl Red 5s🇰🇷Samcheok-si, KROperational

Location & Light Range

About Jangho Hang Groyne Lighthouse

A cylindrical concrete tower, 10 meters tall and painted red, stands at the western end of the Jangho harbor breakwater. It emits a red flash every 5 seconds, visible for approximately 10.7 nautical miles. This structure guides vessels into Jangho harbor, a small craft port located about 25 kilometers south of Samcheok in Gangwon State. The lighthouse site is open to the public, although access to the tower itself is restricted. It provides a vantage point for observing harbor activities and the nearby coastline.

Why it matters: This lighthouse is important for guiding small craft into Jangho harbor, which supports local fishing and recreational boating.

Light & Optic

Characteristic Signature
Fl Red 5s
Flash Type
Flashing
Light Color
Red
Interval
5s
Raw Code
Fl R 5s
Focal Height
11m
Geographic Range
10.7NM

Location

City
Samcheok-si
Country
🇰🇷South Korea
Region
Gangwon State
Sea Region
west breakwater of Jangho harbor, a small craft port about 25 km south of Samcheok
Latitude
37.2883°
Longitude
129.3186°

References & Identifiers

Nearest Port
Samcheok(10.4 km)
Admiralty No.
M4434.3
NGA No.
16502

Tower & Structure

Tower Height
10m
Tower Shape
cylindrical
Tower Color
red
Material
concrete

Structure: round cylindrical concrete tower, painted red

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 Jangho Hang Groyne Lighthouse at night?+
Jangho Hang Groyne displays the characteristic Fl Red 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 red color may indicate a specific sector or warning zone.
Which ports and harbors does Jangho Hang Groyne Lighthouse guide vessels into?+
Jangho Hang Groyne Lighthouse assists vessels approaching 5 nearby ports. The closest is Hosan at 6.6 NM to the SSE. Other ports served include Samcheok (10.7 NM NW), Donghae (15.1 NM NW), Bupyong/Incheon (15.5 NM NW), Tonghae (18 NM NW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Jangho Hang Groyne Lighthouse still active and maintained?+
Yes, Jangho Hang Groyne 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 Jangho Hang Groyne Lighthouse?+
Jangho Hang Groyne 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 Jangho Hang Groyne Lighthouse?+
You can track vessels near Jangho Hang Groyne 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.