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Esandomari Ko West Breakwater Lighthouse

Fl G 3s🇯🇵Northern Hokkaido, JPOperational

Also known as: Wakkanai Lighthouse

This fiberglass tower stands 42.7 meters tall on the west breakwater at Esandomari Ko. The structure is painted with alternating white and red bands. It emits a green light, characterized by a single flash every 3 seconds. The lighthouse has a geographic range of 10 nautical miles.

Characteristic Signature
Fl G 3s
Flash Type
Flashing
Light Color
Green
Flash Count
1 flash
Interval
3s
Raw Code
Fl.G. period 3s
Focal Height
12m
Light Range
3NM (5.6 km)
Geographic Range
10NM
City
Northern Hokkaido
Country
🇯🇵JP
Latitude
45.4464°
Longitude
141.6413°
Flag
Type
Name
Dist.
Tower Height
42.7m
Tower Color
white and red
Material
fiberglass

Structure: White glass reinforced plastic(grp) fiberglass tower, red banded; 13

Admiralty No.
M6905.2
NGA No.
1480
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How far offshore can Esandomari Ko West Breakwater Lighthouse be seen?+
With a focal height of 12 meters and a nominal range of 3 nautical miles (approximately 5.6 km), Esandomari Ko West Breakwater is visible from well offshore under standard atmospheric conditions. Actual visibility depends on observer height, weather, and sea state. As a shorter-range light, it primarily serves nearshore and coastal traffic.
How do mariners identify Esandomari Ko West Breakwater Lighthouse at night?+
Esandomari Ko West Breakwater displays the characteristic Fl G 3s — 1 green flash every 3 seconds. 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 Esandomari Ko West Breakwater Lighthouse guide vessels into?+
Esandomari Ko West Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Oshidomari at 21.2 NM to the SW. Other ports served include Shido (21.2 NM SW), Nishibe (23.1 NM ESE), Onishi (23.1 NM ESE), Oniwaki (23.3 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Esandomari Ko West Breakwater Lighthouse still active and maintained?+
Yes, Esandomari Ko West 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.
How can I track vessels near Esandomari Ko West Breakwater Lighthouse?+
You can track vessels near Esandomari Ko West 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.