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Pornichet Lighthouse

Oc White/Red/Green 4s🇫🇷Pornichet, FROperational

Location & Light Range

About Pornichet Lighthouse

A cylindrical concrete tower, standing 10 meters tall, marks the end of the south breakwater at Pornichet. The structure is painted white with a green band near its top. Its light emits a sequence of an occulting white, green, or red signal every 4 seconds. This light is visible for 10.7 nautical miles. The site is open to the public, but the tower itself remains closed.

Why it matters: This lighthouse is essential for safely entering Pornichet's harbor, clearly indicating the extremity of the south breakwater.

Light & Optic

Characteristic Signature
Oc White/Red/Green 4s
Flash Type
Occulting
Light Color
White/Red/Green
Interval
4s
Raw Code
Oc WGR 4s
Focal Height
11m
Geographic Range
10.7NM

Location

City
Pornichet
Country
🇫🇷France
Region
Pays de la Loire
Sea Region
Located at the end of the south breakwater at Pornichet.
Latitude
47.2582°
Longitude
-2.3525°

References & Identifiers

Nearest Port
Pornichet(0.3 km)
Admiralty No.
D1102
NGA No.
0892
ARLHS No.
FRA-604

Tower & Structure

Tower Height
10m
Tower Shape
cylindrical
Tower Color
white with a green band at the top
Material
concrete

Structure: round concrete tower, painted white with a green band at the top

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 Pornichet Lighthouse at night?+
Pornichet displays the characteristic Oc White/Red/Green 4s. 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/red/green color may indicate a specific sector or warning zone.
Which ports and harbors does Pornichet Lighthouse guide vessels into?+
Pornichet Lighthouse assists vessels approaching 5 nearby ports. The closest is La Baule-Escoublac at 2.9 NM to the WNW. Other ports served include LE POULIGUEN (3.2 NM WNW), Le Quesne (6.2 NM WNW), Saint-Nazaire (6.3 NM E), LE CROISIC (6.7 NM WNW). Mariners should consult the relevant chart for full approach and pilotage information.
Is Pornichet Lighthouse still active and maintained?+
Yes, Pornichet 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 Pornichet Lighthouse?+
You can track vessels near Pornichet 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.