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Ko Kra Lighthouse

Fl White 20s🇹🇭THOperational

Location & Light Range

About Ko Kra Lighthouse

Ko Kra Lighthouse is a 15-meter white concrete tripod tower situated on the largest island of the Ko Kra group. It emits a white light with a characteristic of one white flash every 20 seconds from a focal height of 178 meters, providing a geographic range of 32 nautical miles. The lighthouse is located approximately 35 kilometers by sea from Songkhla, the nearest port. The site is open to visitors, though the tower itself is not accessible. This structure marks the island group, which lies about 65 kilometers east of Laem Telumchuk.

Why it matters: This lighthouse warns vessels of the Ko Kra island group, a navigational hazard, and aids safe passage in the waters east of Laem Telumchuk.

Light & Optic

Characteristic Signature
Fl White 20s
Flash Type
Flashing
Light Color
White
Interval
20s
Raw Code
Fl W 20s
Focal Height
178m
Geographic Range
32NM

Location

Country
🇹🇭TH
Latitude
7.7793°
Longitude
100.3671°

References & Identifiers

Nearest Port
Songkhla(35.0 km)
Admiralty No.
F2909
NGA No.
20868

Tower & Structure

Tower Height
15m
Tower Shape
tripod
Tower Color
white
Material
concrete

Structure: white concrete tripod tower

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Ko Kra Lighthouse at night?+
Ko Kra displays the characteristic Fl White 20s. 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 Kra Lighthouse guide vessels into?+
Ko Kra Lighthouse assists vessels approaching 3 nearby ports. The closest is Songkhla at 34.9 NM to the SSE. Other ports served include SONGKHLA (35.8 NM SSE), Trang (47.7 NM WSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Ko Kra Lighthouse still active and maintained?+
Yes, Ko Kra 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 Kra Lighthouse?+
Ko Kra 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 Kra Lighthouse?+
You can track vessels near Ko Kra 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.