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Uppurui Lighthouse

Fl (3) W 13s🇯🇵Shimane, JPOperational

Location & Light Range

About Uppurui Lighthouse

This concrete mast lighthouse stands 23 meters tall and displays white and red banding. Its light produces two white flashes every 6 seconds. The focal height is 65 meters, and the geographic range is 7 nautical miles.

Light & Optic

Characteristic Signature
Fl (3) W 13s
Flash Type
Flashing
Light Color
White
Flash Count
3 flashes
Interval
13s
Raw Code
Fl.(2)W. period 6s
Focal Height
65m
Geographic Range
7NM

Location

City
Shimane
Country
🇯🇵JP
Latitude
35.4697°
Longitude
132.7287°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
23m
Tower Shape
mast
Tower Color
white and red
Material
concrete

Structure: White truncated concrete tower, red banded; 23

References & Identifiers

Admiralty No.
M7333
NGA No.
1956
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Frequently Asked Questions

How do mariners identify Uppurui Lighthouse at night?+
Uppurui displays the characteristic Fl (3) W 13s — 3 white flashes every 13 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.
Which ports and harbors does Uppurui Lighthouse guide vessels into?+
Uppurui Lighthouse assists vessels approaching 5 nearby ports. The closest is Kawashimo at 1.5 NM to the SE. Other ports served include Sagi (2.7 NM SW), Taisha (5.2 NM SW), Aikakita (10.5 NM ENE), Etomo (12.4 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Uppurui Lighthouse still active and maintained?+
Yes, Uppurui 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 Uppurui Lighthouse?+
Uppurui 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 Uppurui Lighthouse?+
You can track vessels near Uppurui 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.