Get the MarineRadar appSatellite AISSatellite live trackingTrack any shipLive alerts112,000+ ships trackedDownload free

Sanya Reef Lighthouse

Fl W 3s🇨🇳Hainan, CNOperational

Location & Light Range

About Sanya Reef Lighthouse

This white, round concrete lighthouse stands 16 meters tall with a focal height of 16 meters. The structure, located near Hainan, China, emits a white light. It has a geographic range of 10 nautical miles. The lighthouse is operational.

Light & Optic

Characteristic Signature
Fl W 3s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
3s
Raw Code
Fl
Focal Height
16m
Geographic Range
10NM

Location

City
Hainan
Country
🇨🇳CN
Latitude
18.2376°
Longitude
109.4818°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
16m
Tower Shape
round
Tower Color
white
Material
concrete

Structure: White round concrete structure; 36

References & Identifiers

Admiralty No.
P3350.5
NGA No.
20195
OpenStreetMap
View on OSM →
Live tracking · 50,000+ mariners

Find Sanya Reef Lighthouse on the live nautical map

Plan voyages near CN, see nearby vessels in real time, and explore 14,900+ navigation aids in the app.

Nautical mapNearby vesselsVoyage planning
Get the App

Frequently Asked Questions

How do mariners identify Sanya Reef Lighthouse at night?+
Sanya Reef displays the characteristic Fl W 3s — 1 white flash every 3 seconds. 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.
Which ports and harbors does Sanya Reef Lighthouse guide vessels into?+
Sanya Reef Lighthouse assists vessels approaching 4 nearby ports. The closest is SANYA at 1.6 NM to the ESE. Other ports served include Sanyang (5.1 NM NNW), Xincun (34.3 NM ENE), Huikou (38.2 NM ENE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Sanya Reef Lighthouse still active and maintained?+
Yes, Sanya Reef 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 Sanya Reef Lighthouse?+
You can track vessels near Sanya Reef 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.