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Pulau Terkulai Lighthouse

Iso W 4s🇮🇩Riau Islands, IDOperational

This lighthouse is situated in the Riau Islands, Indonesia. It stands at a focal height of 23 meters above sea level. The light emitted is white, designed to aid navigation in the region.

Characteristic Signature
Iso W 4s
Flash Type
Isophase
Light Color
White
Flash Count
1 flash
Interval
4s
Focal Height
23m
Flag
Type
Name
Dist.
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How do mariners identify Pulau Terkulai Lighthouse at night?+
Pulau Terkulai displays the characteristic Iso W 4s — 1 white flash every 4 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 Pulau Terkulai Lighthouse guide vessels into?+
Pulau Terkulai Lighthouse assists vessels approaching 5 nearby ports. The closest is Tanjungbalai at 5.2 NM to the ENE. Other ports served include KARIMUN BESAR (11.8 NM NE), Durian (13.1 NM ENE), Nipah (14.9 NM NE), Tanjong Bin (25.3 NM NNE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Pulau Terkulai Lighthouse still active and maintained?+
Yes, Pulau Terkulai 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 Pulau Terkulai Lighthouse?+
Pulau Terkulai 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 Pulau Terkulai Lighthouse?+
You can track vessels near Pulau Terkulai 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.