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Trois-Rivières Lighthouse

Iso WRG 4s🇬🇵Guadeloupe, GPOperational

Location & Light Range

About Trois-Rivières Lighthouse

This metal tower stands 9 meters tall with a truncated pyramidal shape and is painted white. Its light source is positioned 25 meters above sea level. The illumination displays an isophase white, red, or green light, cycling every 4 seconds. The structure is made of metal and is operational.

Light & Optic

Characteristic Signature
Iso WRG 4s
Flash Type
Isophase
Light Color
WRG
Flash Count
1 flash
Interval
4s
Raw Code
Iso.W.R.G. period 4s
Focal Height
25m
Geographic Range
9NM

Location

City
Guadeloupe
Country
🇬🇵GP
Latitude
15.9693°
Longitude
-61.6443°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
9m
Tower Shape
pyramidal
Tower Color
white
Material
metal

Structure: Truncated pyramidal metal tower; 24

References & Identifiers

Admiralty No.
J5702
NGA No.
14880
Wikidata
Q106908428 →
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Frequently Asked Questions

How do mariners identify Trois-Rivières Lighthouse at night?+
Trois-Rivières displays the characteristic Iso WRG 4s — 1 wrg 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. The wrg color may indicate a specific sector or warning zone.
Which ports and harbors does Trois-Rivières Lighthouse guide vessels into?+
Trois-Rivières Lighthouse assists vessels approaching 5 nearby ports. The closest is TROIS RIVIERES at 0.1 NM to the WSW. Other ports served include Basse-Terre (5.4 NM WNW), Baillif (6.4 NM NW), TERRE DE HAUT (6.9 NM SSE), TERRE DE BAS (7.1 NM SSE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Trois-Rivières Lighthouse still active and maintained?+
Yes, Trois-Rivières 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 Trois-Rivières Lighthouse?+
You can track vessels near Trois-Rivières 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.