Zeku Iwa Lighthouse
Location & Light Range
About Zeku Iwa Lighthouse
A cylindrical concrete tower, 10 meters in height, stands on a skerry at the southern edge of the approach to Yawatahama. The lighthouse emits a red light with a distinctive flash pattern of one short and one long flash every eight seconds. This light originates from a focal height of 13 meters, providing a geographic range of 11.3 nautical miles. The site is accessible, though the tower itself is closed to visitors. The nearest port is Kawanazu, located 1.3 kilometers away.
Why it matters: This lighthouse is indispensable for maritime traffic navigating the approach to Yawatahama, specifically warning ships about the hazardous skerry and promontory it occupies. Its unique flash characteristic provides a distinct identifier for mariners, preventing confusion with other lights in the area.
Light & Optic
- Flash Type
- Morse
- Light Color
- Red
- Interval
- 8s
- Raw Code
- Mo(A) R 8s
- Focal Height
- 13m
- Geographic Range
- 11.3NM
Location
- City
- Yawatahama
- Country
- 🇯🇵Japan
- Region
- Ehime Prefecture
- Sea Region
- Located on a skerry at the tip of the promontory on the south side of the approach to Yawatahama.
- Latitude
- 33.4425°
- Longitude
- 132.3815°
References & Identifiers
- Nearest Port
- Kawanazu(1.3 km)
- Admiralty No.
- M5623.4
- NGA No.
- 10376
Tower & Structure
- Tower Height
- 10m
- Tower Shape
- cylindrical
- Tower Color
- red
- Material
- concrete
Structure: round cylindrical concrete tower
Visiting
- Open to public
- Site open, tower closed
Nearby Vessels
اعثر على منارة Zeku Iwa على الخريطة البحرية المباشرة
خطّط رحلاتك قرب Japan، وشاهد السفن المجاورة في الوقت الفعلي، واستكشف أكثر من 14,900 معلَم ملاحي في التطبيق.