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Rumoi Lighthouse

Fl White 8s🇯🇵Rumoi, JPOperational

Location & Light Range

About Rumoi Lighthouse

This concrete lighthouse, built in 1966, stands 17 meters tall on a hill east of the port of Rumoi in Hokkaido Prefecture, Japan. Its cylindrical tower features red and white horizontal bands, topped with a lantern and gallery. The light source is positioned 58 meters above sea level, emitting a white flash every 8 seconds, visible for nearly 20 nautical miles. The structure is located less than a kilometer from the nearest port facilities.

Why it matters: This lighthouse is essential for guiding ships safely into and out of the busy port of Rumoi, a critical hub for regional commerce.

Light & Optic

Characteristic Signature
Fl White 8s
Flash Type
Flashing
Light Color
White
Interval
8s
Raw Code
Fl W 8s
Focal Height
58m
Geographic Range
19.8NM

Construction & History

Year Built
1966

References & Identifiers

Nearest Port
Rumoi(0.9 km)
Admiralty No.
M6960.6
NGA No.
1272
ARLHS No.
JPN-511

Tower & Structure

Tower Height
17m
Tower Shape
cylindrical
Tower Color
with red and white horizontal bands
Material
concrete

Structure: round concrete tower with lantern and gallery, painted with red and white horizontal bands

Location

City
Rumoi
Country
🇯🇵Japan
Region
Hokkaido Prefecture
Sea Region
on a hill behind (east) of the port of Rumoi
Latitude
43.9607°
Longitude
141.6449°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Rumoi Lighthouse at night?+
Rumoi displays the characteristic Fl White 8s. 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 Rumoi Lighthouse guide vessels into?+
Rumoi Lighthouse assists vessels approaching 5 nearby ports. The closest is Rumoi at 0.5 NM to the SW. Other ports served include Mashike (8.2 NM SW), Tomamae (21.4 NM N), Haboro (24.8 NM N), Yagishiri (30.3 NM NNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Rumoi Lighthouse still active and maintained?+
Yes, Rumoi 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 Lighthouse?+
You can track vessels near Rumoi 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.