Apra Inner Harbor Range Rear Lighthouse
Location & Light Range
About Apra Inner Harbor Range Rear Lighthouse
This square concrete post, standing 9 meters high, serves as the rear marker for a navigational range within Apra Inner Harbor. It is painted red with a white vertical stripe and carries a rectangular daymark. The light emits a white flash every 5 seconds from a focal height of 69 meters, offering a geographic range of 21.3 nautical miles. Located on the south side of the U.S. Navy base, it marks the rear alignment for vessels entering or departing the harbor. While the site is open, the tower itself is closed to the public. The nearest port is Apra, approximately 1.4 kilometers away.
Why it matters: This range rear light is indispensable for safe navigation within Apra Inner Harbor, a critical U.S. Navy port. It provides essential alignment for vessels traversing the harbor's channels.
Light & Optic
- Flash Type
- Flashing
- Light Color
- White
- Interval
- 5s
- Raw Code
- Fl W 5s
- Focal Height
- 69m
- Geographic Range
- 21.3NM
Location
- Country
- 🇺🇸United States
- Region
- Guam
- Sea Region
- Apra Inner Harbor, within the U.S. Navy base on the south side of the harbor, marking the rear of a range.
- Latitude
- 13.4461°
- Longitude
- 144.6197°
References & Identifiers
- Nearest Port
- Apra(1.4 km)
- Admiralty No.
- M8388.1
- NGA No.
- 10986.1
- USCG No.
- 6-30805
- ARLHS No.
- GUM-001
Tower & Structure
- Tower Height
- 9m
- Tower Shape
- square
- Tower Color
- red with a white vertical stripe
- Material
- concrete
Structure: A 9m square concrete post carrying a rectangular daymark, painted red with a white vertical stripe.
Visiting
- Open to public
- Site open, tower closed
Nearby Vessels
اعثر على منارة Apra Inner Harbor Range Rear على الخريطة البحرية المباشرة
خطّط رحلاتك قرب United States، وشاهد السفن المجاورة في الوقت الفعلي، واستكشف أكثر من 14,900 معلَم ملاحي في التطبيق.