Radiation and Nuclear Safety Authority (STUK)

Regulatory agency

Appears in 1 story · Last updated Oct 30, 2026

Stories

Finland licenses world's first permanent nuclear waste repository

Built World

Regulator overseeing final commissioning of Onkalo

Finland's government granted the world's first operating licence for a permanent spent-fuel repository on 22 October. The Onkalo facility sits about 430 metres down in 1.9-billion-year-old bedrock beside the Olkiluoto nuclear plant on the country's west coast.

Updated Oct 30