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Boao Lighthouse

Fl (3) W 9s🇨🇳Hainan, CNOperational

Location & Light Range

About Boao Lighthouse

Boao Lighthouse is a white concrete column that stands 246 meters in height. Its focal plane is situated 28 meters above sea level. The lighthouse emits three white flashes in a 24-second cycle. It also features a RACON transmitting the Morse code for Y. This navigational aid offers a geographic range of 22 nautical miles.

Light & Optic

Characteristic Signature
Fl (3) W 9s
Flash Type
Flashing
Light Color
White
Flash Count
3 flashes
Interval
9s
Raw Code
Fl.(3)W. period 24s
Focal Height
28m
Geographic Range
22NM

Location

City
Hainan
Country
🇨🇳CN
Latitude
19.1596°
Longitude
110.5852°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
246m
Tower Color
white
Material
concrete

Structure: White concrete column; 246. RACON Y(– • – –) (3 cm)

References & Identifiers

Admiralty No.
P3348.46
NGA No.
20212
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Frequently Asked Questions

How do mariners identify Boao Lighthouse at night?+
Boao displays the characteristic Fl (3) W 9s — 3 white flashes every 9 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 Boao Lighthouse guide vessels into?+
Boao Lighthouse assists vessels approaching 3 nearby ports. The closest is Tanmen at 8 NM to the WNW. Other ports served include Qinglan Pt (26.9 NM NNE), Huikou (48.7 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Boao Lighthouse still active and maintained?+
Yes, Boao 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 Boao Lighthouse?+
You can track vessels near Boao 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.