After the event, nuclear operators worldwide began to work together through WANO to improve safety and reliability to prevent recurrences.

[2] The organization enables members to provide mutual support, exchange safety knowledge and operating experience, and share best practices with each other to improve performance.

WANO’s mission is to maximize the safety and reliability of nuclear power plants worldwide by working together to assess, benchmark and improve performance through mutual support, exchange of information and emulation of best practice.

It was jointly hosted by Lord Walter Marshall of Goring,[4] the chairman of Britain's largest utility, the Central Electricity Generating Board (CEGB), and Nikolai F Lukonin,[5] the USSR's Minister of Atomic Energy.

WANO identified 12 key post-Fukushima projects to implement in more than 460 commercial power plants worldwide to enhance safety.