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Pulau Midai Lighthouse

Fl W 20s🇮🇩Riau Islands, IDOperational

Location & Light Range

About Pulau Midai Lighthouse

This white metal framework tower stands 66 meters tall. Its light emits four white flashes every 20 seconds. The focal height of the light reaches 158 meters above sea level. The structure is located in the Riau Islands. This navigational aid provides a geographic range of 26 nautical miles.

Light & Optic

Characteristic Signature
Fl W 20s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
20s
Raw Code
Fl.(4)W. period 20s
Focal Height
158m
Geographic Range
26NM

Location

City
Riau Islands
Country
🇮🇩ID
Latitude
2.9907°
Longitude
107.7778°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
66m
Tower Color
white
Material
metal

Structure: White metal framework tower; 66

References & Identifiers

Admiralty No.
F1838
NGA No.
21100
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Frequently Asked Questions

How do mariners identify Pulau Midai Lighthouse at night?+
Pulau Midai displays the characteristic Fl W 20s — 1 white flash every 20 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.
Is Pulau Midai Lighthouse still active and maintained?+
Yes, Pulau Midai 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 Pulau Midai Lighthouse?+
You can track vessels near Pulau Midai 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.