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Biển Sơn Lighthouse

Fl White 5s🇻🇳VNOperational

Location & Light Range

About Biển Sơn Lighthouse

Biển Sơn Lighthouse is a cylindrical concrete tower standing 14 meters tall, located on an inhabited island east of Nghi Son port. Its exterior features distinct black and white horizontal bands, topped by a lantern and gallery. The focal height of the light is 34 meters, and it emits a white flash every 5 seconds, visible for 16 nautical miles. The island is connected to the mainland by a causeway and shelters a small harbor on its eastern side, where the lighthouse is situated.

Why it matters: This lighthouse guides vessels navigating the coastal waters near Nghi Son and helps mariners identify the eastern side of Biển Sơn island when approaching the sheltered harbor.

Light & Optic

Characteristic Signature
Fl White 5s
Flash Type
Flashing
Light Color
White
Interval
5s
Raw Code
Fl W 5s
Focal Height
34m
Geographic Range
16NM

Location

Country
🇻🇳VN
Latitude
19.3398°
Longitude
105.8250°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
14m
Tower Shape
cylindrical
Tower Color
with black and white horizontal bands
Material
concrete

Structure: round concrete tower with lantern and gallery, painted with black and white horizontal bands

References & Identifiers

Nearest Port
Nghi Son(0.6 km)
Admiralty No.
F3224
NGA No.
20275
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Frequently Asked Questions

How do mariners identify Biển Sơn Lighthouse at night?+
Biển Sơn displays the characteristic Fl White 5s. 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 Biển Sơn Lighthouse guide vessels into?+
Biển Sơn Lighthouse assists vessels approaching 5 nearby ports. The closest is Nghi Son at 1.8 NM to the SSW. Other ports served include Cua Lo (32 NM S), Culao (33.2 NM SSW), Vinh (37.5 NM SSW), VINH (42.2 NM S). Mariners should consult the relevant chart for full approach and pilotage information.
Is Biển Sơn Lighthouse still active and maintained?+
Yes, Biển Sơn 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 Biển Sơn Lighthouse?+
You can track vessels near Biển Sơn 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.