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Ataka Lighthouse

Oc White 6s🇯🇵Komatsu, JPOperational

Location & Light Range

About Ataka Lighthouse

This white, cylindrical concrete tower stands 16 meters tall and was first lit in 1980. It houses a lantern and gallery and is situated on the south side, guarding the entrance to Ataka harbor. The lighthouse's focal plane reaches 22 meters, casting a white light that flashes once every 6 seconds. Its geographic range extends to 13.6 nautical miles, guiding vessels toward the port. The site is open to the public, though the tower itself is not accessible.

Why it matters: The Ataka lighthouse is essential for guiding maritime traffic into and out of Ataka harbor, a critical access point for the inland city of Komatsu, ensuring safe navigation for vessels approaching this busy port.

Light & Optic

Characteristic Signature
Oc White 6s
Flash Type
Occulting
Light Color
White
Interval
6s
Raw Code
Oc W 6s
Focal Height
22m
Geographic Range
13.6NM

Construction & History

Year Built
1980

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
16m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: round cylindrical concrete tower with lantern and gallery

Location

City
Komatsu
Country
🇯🇵Japan
Region
Ishikawa Prefecture
Sea Region
Guards the entrance to the harbor of Ataka, a suburb of the inland city of Komatsu, located on the south side of the entrance.
Latitude
36.4209°
Longitude
136.4181°

References & Identifiers

Nearest Port
Kanazawa(15.8 km)
Admiralty No.
M7236.4
ARLHS No.
JPN-030
Wikidata
Q126510678 →
OpenStreetMap
View on OSM →
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Frequently Asked Questions

How do mariners identify Ataka Lighthouse at night?+
Ataka displays the characteristic Oc White 6s. 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Ataka Lighthouse guide vessels into?+
Ataka Lighthouse assists vessels approaching 5 nearby ports. The closest is Ataka at 0.3 NM to the SSW. Other ports served include Kanazawa (14.3 NM NE), Fukui (19 NM SW), Takasu, Fukui (23.7 NM SSW), Ukui (23.7 NM SSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Ataka Lighthouse still active and maintained?+
Yes, Ataka 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 Ataka Lighthouse?+
Ataka 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 Ataka Lighthouse?+
You can track vessels near Ataka 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.