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Isla San Roque Lighthouse

Fl White 10s🇲🇽MXOperational

Location & Light Range

About Isla San Roque Lighthouse

The Isla San Roque Lighthouse is a 7-meter concrete post attached to a two-story concrete and cinder block building. With a focal height of 28 meters, its white light emits one flash every 10 seconds, visible for 14.9 nautical miles. Located on a remote island west of Bahía Asunción, it stands near the nearest port of Guerero Negro, approximately 47 kilometers away. The site is accessible to visitors, though the tower is closed.

Why it matters: This lighthouse warns vessels away from Cabo San Roque, a hazardous headland off the Baja California coast.

Light & Optic

Characteristic Signature
Fl White 10s
Flash Type
Flashing
Light Color
White
Interval
10s
Raw Code
Fl W 10s
Focal Height
28m
Geographic Range
14.9NM

Location

Country
🇲🇽MX
Latitude
27.1466°
Longitude
-114.3797°

References & Identifiers

Nearest Port
Guerero Negro(46.9 km)
Admiralty No.
G3601
NGA No.
14476

Tower & Structure

Tower Height
7m
Material
concrete

Structure: post attached to one side of a 2-story concrete and cinder block building

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Isla San Roque Lighthouse at night?+
Isla San Roque displays the characteristic Fl White 10s. 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 white color may indicate a specific sector or warning zone.
Which ports and harbors does Isla San Roque Lighthouse guide vessels into?+
Isla San Roque Lighthouse assists vessels approaching 1 nearby port. The closest is Guerero Negro at 46.9 NM to the NNE. Mariners should consult the relevant chart for full approach and pilotage information.
Is Isla San Roque Lighthouse still active and maintained?+
Yes, Isla San Roque 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 Isla San Roque Lighthouse?+
You can track vessels near Isla San Roque 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.