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Rumoi West Lighthouse

Fl (2) G 6s🇯🇵Western Hokkaidō, JPOperational

Location & Light Range

About Rumoi West Lighthouse

This lighthouse features a quadrilateral concrete tower standing 13 meters tall, with its light positioned 15 meters above sea level. The structure is painted in alternating bands of white and red. A green light emanates from the tower, displaying a single green flash every 3 seconds. The tower also has a red rectangular daymark with white banding. The lighthouse is operational and has a geographic range of 4 nautical miles.

Light & Optic

Characteristic Signature
Fl (2) G 6s
Flash Type
Flashing
Light Color
Green
Flash Count
2 flashes
Interval
6s
Raw Code
Fl.G. period 3s
Focal Height
15m
Geographic Range
4NM

Location

City
Western Hokkaidō
Country
🇯🇵JP
Latitude
43.9590°
Longitude
141.6360°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
13m
Tower Shape
quadrilateral
Tower Color
white and red
Material
concrete

Structure: Quadrilateral latticed tower, red rectangular daymark white banded; 13

References & Identifiers

Admiralty No.
M6962
NGA No.
1284
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Frequently Asked Questions

How do mariners identify Rumoi West Lighthouse at night?+
Rumoi West displays the characteristic Fl (2) G 6s — 2 green flashes 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 Rumoi West Lighthouse guide vessels into?+
Rumoi West Lighthouse assists vessels approaching 5 nearby ports. The closest is Rumoi at 0.2 NM to the S. Other ports served include Mashike (7.9 NM SW), Tomamae (21.5 NM N), Haboro (24.9 NM N), Yagishiri (30.3 NM NNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Rumoi West Lighthouse still active and maintained?+
Yes, Rumoi West 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 Rumoi West Lighthouse?+
You can track vessels near Rumoi West 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.