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Ko Khan Lighthouse

Fl W 3s🇹🇭Thailand, THOperational

Location & Light Range

About Ko Khan Lighthouse

A round, white brick tower, 36 meters tall, was built and first lit in 1893. Its light emits a white flash every 4 seconds. The top of the structure is visible just above the surrounding trees. This lighthouse is situated on an island that defines the border with Myanmar. It has a geographic range of 9 nautical miles.

Why it matters: This lighthouse marks the Thailand West Coast.

Light & Optic

Characteristic Signature
Fl W 3s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
3s
Raw Code
Oc.W.R. period 4s
Focal Height
55m
Geographic Range
9NM

Construction & History

Year Built
1893

References & Identifiers

Admiralty No.
F1162
NGA No.
22216
ARLHS No.
THA-020

Tower & Structure

Tower Height
36m
Tower Shape
round
Tower Color
white
Material
brick

Structure: White brick tower; 36. The top of the tower shows just clear of the trees. THAILAND-WEST COAST 362

Location

City
Thailand
Country
🇹🇭TH
Latitude
9.8726°
Longitude
98.4522°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Ko Khan Lighthouse at night?+
Ko Khan 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 Ko Khan Lighthouse guide vessels into?+
Ko Khan Lighthouse assists vessels approaching 4 nearby ports. The closest is Victoria Point at 8.1 NM to the NE. Other ports served include RANONG (10.2 NM ENE), Ranong (12.1 NM ENE), Lang Suan (41.5 NM E). Mariners should consult the relevant chart for full approach and pilotage information.
Is Ko Khan Lighthouse still active and maintained?+
Yes, Ko Khan 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 Ko Khan Lighthouse?+
You can track vessels near Ko Khan 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.