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Le Grand Charpentier Lighthouse

Q White/Red/Green 6s🇫🇷FROperational

Location & Light Range

About Le Grand Charpentier Lighthouse

Constructed from granite in 1888, Le Grand Charpentier lighthouse stands on a rocky shoal approximately three kilometers southwest of Saint-Marc-sur-Mer. The cylindrical tower measures 26 meters in height, with its light positioned 22 meters above sea level. This offshore structure incorporates keeper's quarters within its round granite design. Its light emits quick flashes of white, red, and green, providing directional guidance. The lighthouse has been operational since its construction, serving as a constant aid to navigation.

Why it matters: This lighthouse warns vessels of the rocky shoal it marks southwest of Saint-Marc-sur-Mer, a significant hazard in this busy coastal area. Its multi-colored directional light system helps guide ships through safe channels.

Light & Optic

Characteristic Signature
Q White/Red/Green 6s
Flash Type
Quick
Light Color
White/Red/Green
Interval
6s
Raw Code
Q W R G
Focal Height
22m
Geographic Range
13.6NM

Construction & History

Year Built
1888

References & Identifiers

Nearest Port
Pornichet(2.7 km)
Admiralty No.
D1104
NGA No.
0944
ARLHS No.
FRA-014

Tower & Structure

Tower Height
26m
Tower Shape
cylindrical
Tower Color
gray stone
Material
granite

Structure: round granite tower with lantern and gallery, incorporating keeper's quarters

Location

Country
🇫🇷France
Sea Region
rocky shoal about 3 km (2 mi) southwest of Saint-Marc-sur-Mer
Latitude
47.2139°
Longitude
-2.3189°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do mariners identify Le Grand Charpentier Lighthouse at night?+
Le Grand Charpentier displays the characteristic Q White/Red/Green 6s. 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 Le Grand Charpentier Lighthouse guide vessels into?+
Le Grand Charpentier Lighthouse assists vessels approaching 5 nearby ports. The closest is Préfailles at 5.5 NM to the SSE. Other ports served include La Baule-Escoublac (5.5 NM NW), LE POULIGUEN (5.9 NM NW), Saint-Nazaire (6.2 NM NE), Gravette (7.9 NM SE). Mariners should consult the relevant chart for full approach and pilotage information.
Is Le Grand Charpentier Lighthouse still active and maintained?+
Yes, Le Grand Charpentier 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 Le Grand Charpentier Lighthouse?+
You can track vessels near Le Grand Charpentier 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.