Jul 10, 2025 12:11:00

Google to lay transatlantic undersea cable 'Sol' to improve reliability of Google Cloud

Google

is laying undersea cables around the world to improve the stability of its services. It has announced plans to lay a new transatlantic undersea cable called ' SOL ' connecting the United States and Spain.

Announcing Sol transatlantic cable | Google Cloud Blog
https://cloud.google.com/blog/products/infrastructure/announcing-sol-transatlantic-cable?hl=en

Google is laying undersea cables around the world to improve the reliability of its cloud computing service 'Google Cloud'. For example, in 2022, it will begin laying the undersea cable 'Topaz' connecting Japan and Canada, and the service will begin in 2023.

What kind of technology does Google's undersea cable 'Topaz' that connects Japan and Canada use? - GIGAZINE

Google has recently announced plans to lay the undersea cable 'Sol' connecting the United States and Spain. In the diagram below, the blue line is the already installed undersea cable 'Nuvem', and the blue and red line is Sol, which is currently being planned. Sol will depart from Palm Coast, Florida, USA, and connect to Spain via Bermuda and the Azores. Sol and Nuvem will be connected by a land route.

The Sol cable will be manufactured in the United States, strengthening network capacity and reliability for 42 Google Cloud regions around the world and helping to meet the growing demand for Google Cloud and AI services in the United States and Europe.

Google is also focusing on strengthening its network in Japan, and has announced a $1 billion investment to lay an undersea cable connecting Japan and the United States in 2024.

Google announces investment of approximately 153 billion yen to install two new undersea cables between Japan and the United States - GIGAZINE

To lay a submarine cable, it is essential to have a factory to manufacture the cable and a ship with specialized equipment. The following article contains a large number of photos to show what a submarine cable manufacturing factory and ship are like.

A report on the manufacturing plant and laying ship of the 9,000 km long optical submarine cable 'SJC' with a total construction cost of 36 billion yen and a communication speed of 23 Tbps - GIGAZINE