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Chilung Lighthouse

Fl W 4s🇹🇼Taiwan, TWOperational

Location & Light Range

About Chilung Lighthouse

This latticed concrete lighthouse stands 16 meters tall and is painted with white and black diamond markings. It emits a single green flash every 4 seconds. The structure's construction uses concrete and features a latticed tower design. The lighthouse displays a white and black diamond daymark.

Why it matters: The lighthouse has a geographic range of 14 nautical miles.

Light & Optic

Characteristic Signature
Fl W 4s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
4s
Raw Code
Fl.G. period 4s
Focal Height
16m
Geographic Range
14NM

Location

City
Taiwan
Country
🇹🇼TW
Latitude
25.1623°
Longitude
121.7545°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Shape
latticed
Tower Color
white and black
Material
concrete

Structure: Latticed tower, white and black diamond (rhombus) daymark

References & Identifiers

Admiralty No.
P4675.5
NGA No.
13624
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Frequently Asked Questions

How do mariners identify Chilung Lighthouse at night?+
Chilung displays the characteristic Fl 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 Chilung Lighthouse guide vessels into?+
Chilung Lighthouse assists vessels approaching 5 nearby ports. The closest is Keelung (Chilung) at 1 NM to the S. Other ports served include Wu-tu (6.7 NM SW), Bali (19.3 NM W), Taipei (19.8 NM W), Sha-lun (30.8 NM W). Mariners should consult the relevant chart for full approach and pilotage information.
Is Chilung Lighthouse still active and maintained?+
Yes, Chilung 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 Chilung Lighthouse?+
You can track vessels near Chilung 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.