Ishigaki Kō Lighthouse
Location & Light Range
About Ishigaki Kō Lighthouse
Also known as: Ishigaki Kō (West Outer Breakwater)
Constructed in 1986, this lighthouse is situated on the northwest extremity of an outer breakwater to the southwest of Ishigaki Shima. The structure is a round, cylindrical concrete tower, 16 meters tall, topped with a lantern and gallery. The light source is 17 meters above sea level. It displays a green light with a characteristic of a single flash every 8 seconds, visible for 12.4 nautical miles. Located 0.3 kilometers from Ishigaki Port, the lighthouse is currently active.
Why it matters: This navigation aid marks the entrance to Ishigaki Port, indicating safe passage for ships. It serves as a reference point to avoid underwater breakwater sections and supports ongoing maritime activity for the region's commerce and transport.
Light & Optic
- Flash Type
- Flashing
- Light Color
- Green
- Flash Count
- 2 flashes
- Interval
- 8s
- Raw Code
- Fl G 8s
- Focal Height
- 17m
- Geographic Range
- 12.4NM
Construction & History
- Year Built
- 1986
References & Identifiers
- Nearest Port
- Ishigaki(0.3 km)
- ARLHS No.
- JPN-179
Tower & Structure
- Tower Height
- 16m
- Tower Shape
- cylindrical
- Tower Color
- white
- Material
- concrete
Structure: round cylindrical concrete tower with lantern and gallery
Location
- City
- Ishigaki
- Country
- 🇯🇵Japan
- Region
- Okinawa Prefecture
- Sea Region
- northwest end of the detached outer breakwater of Ishigaki, on the southwest side of Ishigaki Shima
- Latitude
- 24.3351°
- Longitude
- 124.1364°
Nearby Vessels
اعثر على منارة Ishigaki Kō على الخريطة البحرية المباشرة
خطّط رحلاتك قرب Japan، وشاهد السفن المجاورة في الوقت الفعلي، واستكشف أكثر من 14,900 معلَم ملاحي في التطبيق.