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Isla Santa Inés South Lighthouse

Fl (2) White 10s🇲🇽MXOperational

Location & Light Range

About Isla Santa Inés South Lighthouse

A square pyramidal skeletal tower with a gallery stands 15 meters tall at the southern tip of Isla Santa Inés. Constructed from metal, this white structure emits a white light with two flashes every 10 seconds. Its focal height reaches 16 meters, providing a geographic range of 12.2 nautical miles. The lighthouse is located about 8 kilometers southeast of Punta Cacarizo and is accessible only by boat. While the site is open to the public, the tower itself remains closed.

Why it matters: This lighthouse marks the southern extremity of Isla Santa Inés, serving as a key navigational point in a remote marine region.

Light & Optic

Characteristic Signature
Fl (2) White 10s
Flash Type
Flashing
Light Color
White
Flash Count
2 flashes
Interval
10s
Raw Code
Fl W 10s
Focal Height
16m
Geographic Range
12.2NM

Location

Country
🇲🇽Mexico
Region
Baja California Sur
Sea Region
Located at the southern tip of Isla Santa Inés, about 8 km southeast of Punta Cacarizo.
Latitude
27.0345°
Longitude
-111.9155°

References & Identifiers

Nearest Port
Mulege(8.3 km)
Admiralty No.
G3561.8
NGA No.
14703
ARLHS No.
MEX-169

Tower & Structure

Tower Height
15m
Tower Shape
square
Tower Color
white
Material
metal

Structure: square pyramidal skeletal tower with gallery

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 Santa Inés South Lighthouse at night?+
Isla Santa Inés South displays the characteristic Fl (2) White 10s — 2 white flashes 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. The white color may indicate a specific sector or warning zone.
Which ports and harbors does Isla Santa Inés South Lighthouse guide vessels into?+
Isla Santa Inés South Lighthouse assists vessels approaching 3 nearby ports. The closest is Mulege at 8.3 NM to the SSW. Other ports served include Isla San Marcos (14.7 NM NW), Santa Rosalia (26.6 NM NW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Isla Santa Inés South Lighthouse still active and maintained?+
Yes, Isla Santa Inés South 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 Santa Inés South Lighthouse?+
You can track vessels near Isla Santa Inés South 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.