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Ko Palai Lighthouse

Fl White 12s🇹🇭THOperational

Location & Light Range

About Ko Palai Lighthouse

Also known as: Ko Palai (Ko Dong)

Ko Palai lighthouse is a 20-meter tall square skeletal tower situated on a small islet in the Adang Islands. It features a gallery and a circular white daymark. The light emits a white flash every 12 seconds, visible for a geographic range of 18.5 nautical miles. This structure stands 49 meters above sea level. Ko Palai is located in the Andaman Sea, approximately 41.5 kilometers from the nearest port of Langkawi.

Why it matters: This lighthouse warns vessels of Ko Palai islet, a hazard in the Andaman Sea, and aids long-range navigation with its high focal plane.

Light & Optic

Characteristic Signature
Fl White 12s
Flash Type
Flashing
Light Color
White
Interval
12s
Raw Code
Fl W 12s
Focal Height
49m
Geographic Range
18.5NM

Location

Country
🇹🇭TH
Latitude
6.4991°
Longitude
99.1795°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
20m
Tower Shape
square

Structure: square skeletal tower with gallery; the tower also carries a circular white daymark

References & Identifiers

Nearest Port
Langkawi(41.5 km)
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Frequently Asked Questions

How do mariners identify Ko Palai Lighthouse at night?+
Ko Palai displays the characteristic Fl White 12s. 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 Ko Palai Lighthouse guide vessels into?+
Ko Palai Lighthouse assists vessels approaching 3 nearby ports. The closest is Tanjung Lembung at 38.3 NM to the ESE. Other ports served include Pakbara (38.9 NM NE), Langkawi (40 NM ESE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Ko Palai Lighthouse still active and maintained?+
Yes, Ko Palai 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.
What shipping routes pass near Ko Palai Lighthouse?+
Ko Palai Lighthouse is located within the Strait of Malacca — the primary shipping route between the Indian and Pacific Oceans, carrying over 25% of global traded goods. This makes it an important navigation reference for commercial shipping traffic in the region.
How can I track vessels near Ko Palai Lighthouse?+
You can track vessels near Ko Palai 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.