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South Neptune Island Lighthouse

Fl W 20s🇦🇺South Australia, AUOperational

Location & Light Range

About South Neptune Island Lighthouse

This grey, round masonry tower was constructed in 1985 and first lit the same year. Standing 16 meters high, its focal plane is 43 meters above sea level, providing a geographic range of 17 nautical miles. The light emits three white flashes in a 20-second cycle. Additionally, the station is equipped with a RACON beacon operating on 3 and 10 cm bands.

Why it matters: The lighthouse is listed on the South Australian Heritage Register.

Light & Optic

Characteristic Signature
Fl W 20s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
20s
Raw Code
Fl.(3)W. period 20s
Focal Height
43m
Geographic Range
17NM

Construction & History

Year Built
1985
Heritage Status
listed on the South Australian Heritage Register

References & Identifiers

Admiralty No.
Q1872
NGA No.
8692
Wikipedia
Read on Wikipedia →
Wikidata
Q18165682 →

Tower & Structure

Tower Height
16m
Tower Shape
round
Tower Color
grey
Material
masonry

Structure: Grey round masonry tower; 16. RACON B(– • • •) 18 (3 & 10 cm)

Location

City
South Australia
Country
🇦🇺AU
Latitude
-35.3377°
Longitude
136.1174°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify South Neptune Island Lighthouse at night?+
South Neptune Island 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.
Which ports and harbors does South Neptune Island Lighthouse guide vessels into?+
South Neptune Island Lighthouse assists vessels approaching 1 nearby port. The closest is Port Lincoln at 38.5 NM to the NNW. Mariners should consult the relevant chart for full approach and pilotage information.
Is South Neptune Island Lighthouse still active and maintained?+
Yes, South Neptune Island 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 South Neptune Island Lighthouse?+
You can track vessels near South Neptune Island 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.