Cédric - Friday, February 21, 2025

Meta launches Project Waterworth: a 31,000-mile (50,000 km) submarine cable! 🌐

Meta unveils a colossal project: a 31,000-mile (50,000 km) submarine cable connecting five continents. With a $10 billion investment, this infrastructure aims to strengthen global connectivity and support the rise of artificial intelligence.

This project, named Waterworth, marks a major milestone in the history of telecommunications. As the first submarine cable entirely owned by Meta, it illustrates the tech giant's ambition to control critical digital infrastructures.

A strategic infrastructure for global digital connectivity


Submarine cables are essential for international communications, carrying over 95% of intercontinental traffic. Waterworth, with its 24 pairs of optical fibers, will offer unprecedented capacity to meet the growing demand for data.

Meta has already invested in over twenty submarine cables, such as 2Africa and Amitié. However, Waterworth stands out due to its scale and exclusive control, reinforcing the company's position in the global digital ecosystem.


The route of Meta's Project Waterworth submarine cable

The cable's route avoids geopolitically tense areas, such as the Red Sea or the South China Sea. This strategy aims to ensure the stability and security of the infrastructure while optimizing its deployment.

A lever for artificial intelligence and the digital economy



Waterworth will support the growing needs of data centers dedicated to AI. By collaborating with India, Meta hopes to stimulate technological innovation and strengthen its economic influence in key regions.

The project could generate significant economic benefits, particularly in Europe and Southeast Asia. Meta is betting on this infrastructure to ensure reliable high-speed connectivity, essential for the development of its services.

With this project, Meta joins Google among the few companies owning exclusive submarine cables. This initiative highlights the strategic importance of digital infrastructures in the race for technological innovation.

To go further: What is a submarine cable?


Modern submarine telecommunication cables are critical infrastructures that connect continents via optical fibers. They enable high-speed data transmission, supporting the internet, communications, and global transactions.

These cables are laid at depths of up to 23,000 feet (7,000 meters). They are designed to withstand the extreme conditions of the seabed while being relatively protected from damage caused by ship anchors.

With over 450 active cables worldwide, they form an essential network for the digital economy. Their maintenance and security are major challenges for governments and businesses.

Why does AI need submarine cables?


Artificial intelligence requires massive amounts of data to function. Submarine cables ensure the fast and reliable transmission of this data between processing centers distributed worldwide.

Generative AI models, like those developed by Meta, demand robust connectivity. Waterworth will meet these needs by offering exceptional bandwidth and reduced latency.

By controlling its own infrastructure, Meta can optimize the performance of its AI services. This also strengthens its ability to innovate and compete with other tech giants.

Article author: Cédric DEPOND
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