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Horsburgh Lighthouse

Fl W 10s🇮🇩Singapore, IDOperational

Location & Light Range

About Horsburgh Lighthouse

Constructed in 1851, Horsburgh Lighthouse is a white, round tower distinguished by black bands. The tower stands 34 meters tall, with its light positioned at a focal height of 31 meters. Its operational light exhibits a white flash, providing a geographic range of 20 nautical miles. The lighthouse also features an AIS and a radar reflector. It is situated on Pedra Branca island, approximately 54 kilometers east of Singapore.

Why it matters: This lighthouse is Singapore's earliest by completion date, marking the eastern entrance to the Straits of Singapore.

Background
Horsburgh Lighthouse (Chinese: 霍士堡灯塔; Malay: Rumah Api Horsburgh; Tamil: ஹோர்ஸ்பர் கலங்கரை விளக்கம்) is an active lighthouse which marks the eastern entrance to the Straits of Singapore. It is situated on the island of Pedra Branca. Singapore's earliest lighthouse by date of completion, it is located approximately 54 kilometres (34 mi) to the east of Singapore and 14 kilometres (8.7 mi) from the Malaysian state of Johor.

Light & Optic

Characteristic Signature
Fl W 10s
Flash Type
Flashing
Light Color
White
Flash Count
1 flash
Interval
10s
Raw Code
Fl
Focal Height
31m
Geographic Range
20NM

Construction & History

Year Built
1851

References & Identifiers

Admiralty No.
F1820
NGA No.
F 1820
Wikipedia
Read on Wikipedia →
Wikidata
Q13372528 →
OpenStreetMap
View on OSM →

Tower & Structure

Tower Height
34m
Tower Shape
round
Tower Color
white

Structure: White round tower, black bands; 95. AIS (MMSI No 995631005). Radar reflector

Location

City
Singapore
Country
🇮🇩ID
Latitude
1.3296°
Longitude
104.4053°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Horsburgh Lighthouse at night?+
Horsburgh displays the characteristic Fl W 10s — 1 white flash every 10 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 Horsburgh Lighthouse guide vessels into?+
Horsburgh Lighthouse assists vessels approaching 5 nearby ports. The closest is Telok Ramunia at 9.7 NM to the WNW. Other ports served include Pengerang (14 NM W), TANJUNG UBAN (19.5 NM SW), Tanjunguban (19.7 NM SSW), KABIL (21.3 NM SW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Horsburgh Lighthouse still active and maintained?+
Yes, Horsburgh 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 Horsburgh Lighthouse?+
Horsburgh 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 Horsburgh Lighthouse?+
You can track vessels near Horsburgh 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.