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Morro Ayutla Lighthouse

Fl (4) W 16s🇲🇽South Coast, MXOperational

Location & Light Range

About Morro Ayutla Lighthouse

Morro Ayutla Lighthouse is a white, cylindrical concrete tower standing 20 meters tall. Its focal plane is 42 meters above sea level. The light emits a single yellow flash every 6 seconds, with a geographic range of 7 nautical miles. The structure rises from a single-story keeper's house, and the entire facility is painted white. The lighthouse is operational, serving the South Coast region.

Light & Optic

Characteristic Signature
Fl (4) W 16s
Flash Type
Flashing
Light Color
White
Flash Count
4 flashes
Interval
16s
Raw Code
Fl.Y. period 6s
Focal Height
42m
Geographic Range
7NM

Location

City
South Coast
Country
🇲🇽MX
Latitude
15.8722°
Longitude
-95.7767°

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
20m
Tower Shape
cylindrical
Tower Color
white
Material
concrete

Structure: White truncated pyramidal concrete tower; 20

References & Identifiers

Admiralty No.
G3440
NGA No.
15264
ARLHS No.
MEX-038
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Frequently Asked Questions

How do mariners identify Morro Ayutla Lighthouse at night?+
Morro Ayutla displays the characteristic Fl (4) W 16s — 4 white flashes every 16 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 Morro Ayutla Lighthouse guide vessels into?+
Morro Ayutla Lighthouse assists vessels approaching 3 nearby ports. The closest is Huatulco (Santa María Huatulco) at 31.3 NM to the W. Other ports served include Salina Cruz (38.5 NM ENE), Puerto Ángel (42.7 NM WSW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Morro Ayutla Lighthouse still active and maintained?+
Yes, Morro Ayutla 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 Morro Ayutla Lighthouse?+
You can track vessels near Morro Ayutla 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.