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Dique de San Esteban Lighthouse

Fl (2) White 12s🇪🇸Muros de Nalón, ESOperational

Location & Light Range

About Dique de San Esteban Lighthouse

Located at the terminus of the western breakwater, this structure marks the entry to the Río Nalón at San Esteban de Pravia. The current concrete post, 8 meters tall and displaying horizontal black and white bands, was erected in 1997, rising from a single-story equipment building. The light, first activated in 1997, has a focal plane of 19 meters and a range of 12.9 nautical miles. The light characteristic is a single white flash every 12 seconds. The original station was founded in 1945.

Why it matters: This navigation aid assists vessels entering and exiting the Río Nalón, serving nearby shipping and fishing operations.

Light & Optic

Characteristic Signature
Fl (2) White 12s
Flash Type
Flashing
Light Color
White
Flash Count
2 flashes
Interval
12s
Raw Code
Fl W 12s
Focal Height
19m
Geographic Range
12.9NM

Construction & History

Year Built
1997

Significant events: Station established 1945, Current structure built 1997

Visiting

Open to public
Site open, tower closed

Nearby Vessels

Flag
Type
Name
Dist.

Tower & Structure

Tower Height
8m
Tower Color
white
Material
concrete

Structure: An 8m post rising from a corner of a 1-story concrete equipment room, painted with black and white horizontal bands.

Location

City
Muros de Nalón
Country
🇪🇸Spain
Region
Asturias
Sea Region
end of the breakwater on the west side of the entrance to the Río Nalón at San Esteban de Pravia
Latitude
43.5703°
Longitude
-6.0772°

References & Identifiers

Nearest Port
San Esteban(0.2 km)
ARLHS No.
SPA-318
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Frequently Asked Questions

How do mariners identify Dique de San Esteban Lighthouse at night?+
Dique de San Esteban displays the characteristic Fl (2) White 12s — 2 white flashes every 12 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 Dique de San Esteban Lighthouse guide vessels into?+
Dique de San Esteban Lighthouse assists vessels approaching 5 nearby ports. The closest is CUDILLERO at 3.2 NM to the W. Other ports served include Aviles (6.5 NM E), CANDAS (13.8 NM E), Trubia (15.6 NM ESE), Musel-Arnao (16.4 NM E). Mariners should consult the relevant chart for full approach and pilotage information.
Is Dique de San Esteban Lighthouse still active and maintained?+
Yes, Dique de San Esteban 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 Dique de San Esteban Lighthouse?+
You can track vessels near Dique de San Esteban 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.