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Etomo Kō Lighthouse

Iso G 6s🇯🇵Shimane, JPOperational

Location & Light Range

About Etomo Kō Lighthouse

This lighthouse stands 17 meters above sea level. It exhibits a single green flash every 3 seconds. The structure is located in Shimane.

Light & Optic

Characteristic Signature
Iso G 6s
Flash Type
Isophase
Light Color
Green
Flash Count
1 flash
Interval
6s
Raw Code
Fl.G. period 3s
Focal Height
17m

References & Identifiers

Admiralty No.
M7327.5
NGA No.
1968

Location

City
Shimane
Country
🇯🇵JP
Latitude
35.5253°
Longitude
132.9665°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Etomo Kō Lighthouse at night?+
Etomo Kō displays the characteristic Iso G 6s — 1 green flash every 6 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 Etomo Kō Lighthouse guide vessels into?+
Etomo Kō Lighthouse assists vessels approaching 5 nearby ports. The closest is Etomo at 0.4 NM to the E. Other ports served include Aikakita (1.6 NM WSW), Matsue (7.8 NM SE), Kasaura (8.7 NM ENE), Kitaura, Ehime (9.5 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Etomo Kō Lighthouse still active and maintained?+
Yes, Etomo Kō 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 Etomo Kō Lighthouse?+
Etomo Kō 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 Etomo Kō Lighthouse?+
You can track vessels near Etomo Kō 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.