Puerto Williams, Chile

Puerto Williams, Chile is a submarine cable landing point in Chile (coordinates -54.9352°, -67.6059°). It serves 1 submarine cable system, making it a single-cable landing in Chile's international connectivity infrastructure.

Puerto Williams is a city, port and naval base on Navarino Island in Chile. It faces the Beagle Channel. It is the capital of the Chilean Antarctic Province, one of four provinces in the Magellan and Chilean Antarctica Region, is the main city inside the Cape Horn Biosphere Reserve, and administers the communes of Chilean Antarctic Territory and Cabo de Hornos. It has a population of 2,874, including both naval personnel and civilians. Puerto Williams claims the title of world's southernmost city. The settlement was founded in 1953, and was first named Puerto Luisa. The town was later named after John Williams Wilson, a British man who founded Fuerte Bulnes, the first settlement in the Strait of Magellan. It has served primarily as a naval base for Chile. The Chilean Navy runs the Guardiamarina Zañartu Airport and hospital, as well as nearby meteorological stations. Since the late 20th century, the number of navy personnel has decreased in Puerto Williams and the civilian population has increased. In that period, tourism and support of scientific research have contributed to an increase in economic activity. Wikipedia

Connected submarine cables

Connectivity profile

From Puerto Williams, Chile, international traffic can reach 1 countries through 1 cable system. Destinations include Chile. This location depends on a single cable system — a characteristic that makes it strategically sensitive to physical disruptions.

Monitoring status

No monitoring incidents were recorded on cables serving Puerto Williams, Chile in the past 90 days — all connected systems remained within normal latency thresholds. Our monitoring network continuously samples latency from external probes to targets reachable via these cables.

About the cables

• Fibra Optica Austral (2020) — Fibra Optica Austral is a domestic submarine cable network within Chile, connecting 4 coastal and island locations including Puerto Montt, Puerto Williams, Punta Arenas, Tortel. The system provides essential telecommunications infrastructure for communities that would otherwise depend entirely on satellite or microwave links. Read more →

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