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Teuri Tō Lighthouse

Fl White 10s🇯🇵Haboro, JPOperational

Location & Light Range

About Teuri Tō Lighthouse

The Teuri Tō lighthouse, built in 1968, is a cylindrical concrete structure situated on a bluff near the northern end of Teuri Island, Hokkaido Prefecture, Japan. This 15-meter tower, distinguished by red and white horizontal bands, features a lantern and gallery connected to an equipment room. The light is 76 meters above sea level, projects a white flash every 10 seconds, and has a visibility range of 22.2 nautical miles. Visitors can access the site, but the tower is not open for entry.

Why it matters: This lighthouse marks the northernmost point of Teuri Island and assists ships navigating the Sea of Japan. Its design aids in visual recognition during the day, and its light helps sailors avoid the island's rocky shores.

Light & Optic

Characteristic Signature
Fl White 10s
Flash Type
Flashing
Light Color
White
Interval
10s
Raw Code
Fl W 10s
Focal Height
76m
Geographic Range
22.2NM

Construction & History

Year Built
1968

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
15m
Tower Shape
cylindrical
Tower Color
with red and white horizontal bands
Material
concrete

Structure: round cylindrical concrete tower with lantern and gallery, attached to a small equipment room

Location

City
Haboro
Country
🇯🇵Japan
Region
Hokkaido Prefecture
Sea Region
Located on a bluff near the northern point of the island.
Latitude
44.4393°
Longitude
141.3235°

References & Identifiers

Nearest Port
Teuri(0.2 km)
Admiralty No.
M6939
NGA No.
1336
ARLHS No.
JPN-641
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Frequently Asked Questions

How do mariners identify Teuri Tō Lighthouse at night?+
Teuri Tō displays the characteristic Fl White 10s. 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 Teuri Tō Lighthouse guide vessels into?+
Teuri Tō Lighthouse assists vessels approaching 5 nearby ports. The closest is Teuri at 0.3 NM to the E. Other ports served include Nishiura (3.2 NM E), Yagishiri (4.6 NM E), Tomamae (15.9 NM ESE), Haboro (16.7 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Teuri Tō Lighthouse still active and maintained?+
Yes, Teuri Tō 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 Teuri Tō Lighthouse?+
You can track vessels near Teuri Tō 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.