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Barra Rio Grande Lighthouse

Fl (5) W 21s🇧🇷Southern Brazil, BROperational

Location & Light Range

About Barra Rio Grande Lighthouse

This lighthouse was constructed in 1820 and first illuminated in the same year. Its structure reaches a height of 31 meters, with its focal plane situated 32 meters above sea level. The light emits six white occultations every 21 seconds. Situated in southern Brazil, it stands on a sandy area separating the Lagoa dos Patos from the South Atlantic Ocean. The lighthouse remains operational.

Why it matters: Its light provides a geographic range of 30 nautical miles.

Background
Barra Rio Grande Lighthouse is an active lighthouse located on a sandy strip between the Lagoa dos Patos and the South Atlantic Ocean in the municipality of São José do Norte, Brazil.

Light & Optic

Characteristic Signature
Fl (5) W 21s
Flash Type
Flashing
Light Color
White
Flash Count
5 flashes
Interval
21s
Raw Code
Oc.(6)W. period 21s
Focal Height
32m
Geographic Range
30NM

Construction & History

Year Built
1820

References & Identifiers

Admiralty No.
G0620
NGA No.
18964
Wikipedia
Read on Wikipedia →
Wikidata
Q18477329 →

Tower & Structure

Tower Height
31m

Location

City
Southern Brazil
Country
🇧🇷BR
Latitude
-32.1179°
Longitude
-52.0769°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Barra Rio Grande Lighthouse at night?+
Barra Rio Grande displays the characteristic Fl (5) W 21s — 5 white flashes every 21 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 Barra Rio Grande Lighthouse guide vessels into?+
Barra Rio Grande Lighthouse assists vessels approaching 2 nearby ports. The closest is Rio Grande at 3.2 NM to the WNW. Other ports served include Pelotas (24 NM NNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Barra Rio Grande Lighthouse still active and maintained?+
Yes, Barra Rio Grande 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 Barra Rio Grande Lighthouse?+
You can track vessels near Barra Rio Grande 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.