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Okgye Hang South Breakwater Lighthouse

Fl Green 4s🇰🇷Gangneung-si, KROperational

Location & Light Range

About Okgye Hang South Breakwater Lighthouse

This cylindrical concrete tower, painted red, stands 10 meters tall with a focal height of 15 meters. Located at the end of Okgye harbor's south breakwater, it emits a green flash every 4 seconds. The structure has a geographic range of 11.9 nautical miles. It is situated about 1.1 km from the nearest port, Gangneung-si, within Gangwon State. This lighthouse aids navigation for vessels entering Okgye harbor.

Why it matters: The green light guides mariners approaching Okgye harbor and helps them avoid the south breakwater, supporting local fishing and shipping.

Light & Optic

Characteristic Signature
Fl Green 4s
Flash Type
Flashing
Light Color
Green
Interval
4s
Raw Code
Fl G 4s
Focal Height
15m
Geographic Range
11.9NM

Location

City
Gangneung-si
Country
🇰🇷South Korea
Region
Gangwon State
Sea Region
Okgye harbor, about 11 km north of Donghae, at the end of the south breakwater
Latitude
37.6162°
Longitude
129.0601°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

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

Structure: round cylindrical concrete tower, painted red

References & Identifiers

Nearest Port
Okgye/Gangneung(1.1 km)
Admiralty No.
M4449.2
NGA No.
16454.1
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Frequently Asked Questions

How do mariners identify Okgye Hang South Breakwater Lighthouse at night?+
Okgye Hang South Breakwater 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 Okgye Hang South Breakwater Lighthouse guide vessels into?+
Okgye Hang South Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Okgye/Gangneung at 0.5 NM to the NNW. Other ports served include Mukho/Donghae (4.9 NM SSE), Tonghae (5.3 NM SSE), Bupyong/Incheon (7.8 NM SSE), Donghae (8.2 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Okgye Hang South Breakwater Lighthouse still active and maintained?+
Yes, Okgye Hang South Breakwater 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 Okgye Hang South Breakwater Lighthouse?+
Okgye Hang South Breakwater 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 Okgye Hang South Breakwater Lighthouse?+
You can track vessels near Okgye Hang South Breakwater 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.