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AWS Plans 420 Tbps Subsea Cable Between United States and Japan

Published

3 September 2026

Topic

technology

◆ Sectors

Telecom & Connectivity

◆ Geography

United States

◆ Source

Read at circleid.com →

◆ Verified

Fusion42 · 3 September 2026 · Fusion42 review

AWS announced plans to build Sta’O’Nuk, a new 420 Tbps transpacific subsea cable connecting Washington state and Japan by 2029, aiming to diversify cable routes and enhance network capacity and security amid evolving US regulatory rules.

This Wire brief sits within Fusion42's coverage of Telecom & Connectivity, and 2 sources have reported it between 3 Sep 2026 and 4 Sep 2026.

◆ ◆ The Wire takeaway

AWS is opening a rare new cable landing in Washington, breaking concentration risks of transpacific routes. If your network relies on Asia-Pacific data flow, this new route could lower your risk of outages and open regional connectivity options.

◆ Coverage

2 sources · first reported 3 Sep 2026 · latest 4 Sep 2026

◆ Related on Wire

◆ Topics

Telecom & Connectivitysubsea-cabletranspacificawscloud-infrastructurenetwork-security