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Ogi Kō (Tsukomo Wan) South Breakwater Lighthouse

Fl Green 4s🇯🇵Noto, JPOperational

Location & Light Range

About Ogi Kō (Tsukomo Wan) South Breakwater Lighthouse

This concrete lighthouse stands on the south breakwater at the entrance to Ogi Port, located in Tsukumo Bay. The structure consists of a square, single-story concrete equipment building with a concrete post attached. It is painted in alternating white and red bands and stands 8.5 meters tall, with its light positioned 9 meters above sea level. The lighthouse emits a single green flash every four seconds, visible for 10 nautical miles. It is situated 0.2 kilometers from the port of Tsukumo.

Why it matters: This light is important for vessels entering Ogi Port, offering a clear aid on the south breakwater. Its green flash helps mariners approach the harbor safely.

Light & Optic

Characteristic Signature
Fl Green 4s
Flash Type
Flashing
Light Color
Green
Interval
4s
Raw Code
Fl G 4s
Focal Height
9m
Geographic Range
10NM

Location

City
Noto
Country
🇯🇵Japan
Region
Ishikawa Prefecture
Sea Region
Located on the south breakwater of Ogi Port in Tsukumo Bay, Japan.
Latitude
37.2985°
Longitude
137.2350°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
8.5m
Tower Shape
square
Tower Color
white and red
Material
concrete

Structure: concrete post attached to a square 1-story concrete equipment building

References & Identifiers

Nearest Port
Tsukumo(0.2 km)
Admiralty No.
M7188.4
NGA No.
2948
ARLHS No.
JPN-688
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Frequently Asked Questions

How do mariners identify Ogi Kō (Tsukomo Wan) South Breakwater Lighthouse at night?+
Ogi Kō (Tsukomo Wan) South Breakwater displays the characteristic Fl Green 4s. 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 Ogi Kō (Tsukomo Wan) South Breakwater Lighthouse guide vessels into?+
Ogi Kō (Tsukomo Wan) South Breakwater Lighthouse assists vessels approaching 5 nearby ports. The closest is Iida at 8.6 NM to the NNE. Other ports served include Wajima (17 NM WNW), Nanao (18.8 NM SW), Nakanoto (24.8 NM SW), KOGA (27.2 NM WSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Ogi Kō (Tsukomo Wan) South Breakwater Lighthouse still active and maintained?+
Yes, Ogi Kō (Tsukomo Wan) South Breakwater 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 Ogi Kō (Tsukomo Wan) South Breakwater Lighthouse?+
Ogi Kō (Tsukomo Wan) South Breakwater 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 Ogi Kō (Tsukomo Wan) South Breakwater Lighthouse?+
You can track vessels near Ogi Kō (Tsukomo Wan) South Breakwater 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.