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Colombo Southwest Breakwater Lighthouse

Occ G 5s🇱🇰Sri Lanka, LKOperational

Location & Light Range

About Colombo Southwest Breakwater Lighthouse

This lighthouse was constructed in 1913, with its first illumination occurring in the same year. The round concrete tower stands 17 meters tall. Its focal plane is also 17 meters. The structure is painted white and features a lantern and gallery. It emits an occulting green light with a 5-second cycle. The lighthouse has a geographic range of 13 nautical miles. The tower itself is 62 in structure description.

Light & Optic

Characteristic Signature
Occ G 5s
Flash Type
Occ
Light Color
Green
Flash Count
1 flash
Interval
5s
Raw Code
Oc
Focal Height
17m
Geographic Range
13NM

Construction & History

Year Built
1913

References & Identifiers

Admiralty No.
F0785
NGA No.
27304
ARLHS No.
SLI-023
OpenStreetMap
View on OSM →

Tower & Structure

Tower Height
17m
Tower Shape
round
Tower Color
green
Material
concrete

Structure: Concrete tower; 62

Location

City
Sri Lanka
Country
🇱🇰LK
Latitude
6.9559°
Longitude
79.8448°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Colombo Southwest Breakwater Lighthouse at night?+
Colombo Southwest Breakwater displays the characteristic Occ G 5s — 1 green flash every 5 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. The green color may indicate a specific sector or warning zone.
Which ports and harbors does Colombo Southwest Breakwater Lighthouse guide vessels into?+
Colombo Southwest Breakwater Lighthouse assists vessels approaching 2 nearby ports. The closest is Colombo at 0.2 NM to the SE. Other ports served include Beruwala (30.1 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Colombo Southwest Breakwater Lighthouse still active and maintained?+
Yes, Colombo Southwest Breakwater 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 Colombo Southwest Breakwater Lighthouse?+
You can track vessels near Colombo Southwest Breakwater 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.