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Waterwitch Reef Lighthouse

Fl (4) W 20s🇦🇺Queensland's Far North, AUOperational

Location & Light Range

About Waterwitch Reef Lighthouse

This skeletal white tower stands 62 meters tall on concrete piles, with a focal height of 18 meters. Its lattice metal structure is topped by a white lantern room. The light emits an isophase white signal on a 4-second cycle. This structure is situated on a reef and is accessible only by boat. A helipad is located on an adjacent platform.

Why it matters: The lighthouse provides a geographic range of 11 nautical miles for vessels navigating the area.

Light & Optic

Characteristic Signature
Fl (4) W 20s
Flash Type
Flashing
Light Color
White
Flash Count
4 flashes
Interval
20s
Raw Code
Iso.W. period 4s
Focal Height
18m
Geographic Range
11NM

Location

City
Queensland's Far North
Country
🇦🇺AU
Latitude
-13.1497°
Longitude
143.6162°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
62m
Tower Shape
skeletal
Tower Color
white
Material
concrete

Structure: Lattice metal tower, white lantern, concrete piles; 62

References & Identifiers

Admiralty No.
K3234
NGA No.
9780
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Frequently Asked Questions

How do mariners identify Waterwitch Reef Lighthouse at night?+
Waterwitch Reef displays the characteristic Fl (4) W 20s — 4 white flashes 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 Waterwitch Reef Lighthouse still active and maintained?+
Yes, Waterwitch Reef 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 Waterwitch Reef Lighthouse?+
You can track vessels near Waterwitch Reef 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.