Carcavelos, Portugal

Carcavelos, Portugal is a submarine cable landing point in Portugal (coordinates 38.6902°, -9.3316°). It serves 8 submarine cable systems, making it a significant node in Portugal's international connectivity infrastructure.

Carcavelos was, until 2013, a civil parish in the Portuguese municipality of Cascais, about 12 kilometres (7.5 mi) west of Lisbon. In 2013, the parish merged into the new parish Carcavelos e Parede. The parish was known for the Carcavelos wine. With the decline of the winemaking industry in the region, the attractiveness of its beaches have made the parish a destination for surfing, due to the waves here. Wikipedia

Connected submarine cables

Operators landing at Carcavelos, Portugal

Cables landing at Carcavelos, Portugal are operated by 30 distinct consortium partners and carriers, including AFRIX Telecom, Altice Portugal, Bayobab, Cable Consortium of Liberia, Canalink, China Mobile, Dolphin Telecom, EllaLink, GUILAB, Gambia Submarine Cable Company, and 20 others. Each cable is typically jointly owned by a consortium of tier-one carriers and hyperscale operators who share construction costs and capacity; the operator mix reflects both regional incumbents and global players with interest in the routes served by this landing point.

Connectivity profile

From Carcavelos, Portugal, international traffic can reach 50 countries through 8 cable systems. Destinations include Algeria, Angola, Bahrain, Benin, Comoros, Cyprus, Côte d'Ivoire, Dem. Rep. and 42 more. With multiple redundant paths, traffic at this landing point can reroute through alternative cables if any single system experiences an outage.

Monitoring status

GeoCables recorded 2 monitoring events on cables serving Carcavelos, Portugal in the past 90 days. Our monitoring network continuously samples latency from external probes to targets reachable via these cables.

About the cables

• Medusa Submarine Cable System (2026) — Medusa is a 8,760 km submarine cable system that lights up in 2026 and links the Mediterranean rim. It lands in a remarkable eighteen stations across thirteen countries — from Carcavelos and Sesimbra on the Portuguese Atlantic, along the Spanish Mediterranean coast at Barcelona, through Marseille in France and Mazara del Vallo in Sicily, to Algeria, Tunisia, Libya (Bizerte, Benghazi, Misuratah, Tr Read more →
• New CAM Ring (2026) — New CAM Ring is a domestic submarine cable network within Portugal, connecting 6 coastal and island locations including Carcavelos, Funchal, Machico, São Miguel, Sines, and 1 more. The system provides essential telecommunications infrastructure for communities that would otherwise depend entirely on satellite or microwave links. Read more →
• Olisipo (2026) — Olisipo is a submarine cable system operating within Portugal, with landing points at Carcavelos, Sines. It provides dedicated submarine fiber capacity between these locations, supporting telecommunications, internet access, and enterprise connectivity. Read more →
• 2Africa (2024) — 2Africa is a major intercontinental submarine cable system spanning 34 countries across West Africa, Middle East, Southern Africa. With 50 landing points — including Abidjan, Abu Dhabi, Accra, Al Faw, Al Khobar, and 45 more — it forms one of the backbone links carrying international internet traffic between continents. Read more →
• Africa Coast to Europe (ACE) (2012) — Africa Coast to Europe (ACE) is a major intercontinental submarine cable system spanning 18 countries across West Africa, Europe, Southern Africa. With 18 landing points — including Abidjan, Accra, Banjul, Bata, Carcavelos, and 13 more — it forms one of the backbone links carrying international internet traffic between continents. Read more →
• Continente-Madeira (2000) — Continente-Madeira is a submarine cable system operating within Portugal, with landing points at Carcavelos, Funchal. It provides dedicated submarine fiber capacity between these locations, supporting telecommunications, internet access, and enterprise connectivity. Read more →
• Columbus-III Azores-Portugal (1999) — Columbus-III Azores-Portugal is a submarine cable system operating within Portugal, with landing points at Carcavelos, Ponta Delgada. It provides dedicated submarine fiber capacity between these locations, supporting telecommunications, internet access, and enterprise connectivity. Read more →
• BUGIO (1996) — BUGIO is a submarine cable system operating within Portugal, with landing points at Carcavelos, Sesimbra. It provides dedicated submarine fiber capacity between these locations, supporting telecommunications, internet access, and enterprise connectivity. Read more →

Submarine cable data from TeleGeography. Geographic context from Wikipedia. Monitoring metrics updated continuously by GeoCables.