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Environment

Finland licenses the Onkalo nuclear waste repository

22 Oct 2026, 11:00 am

The government of Finland has granted an operating license for the Onkalo spent-fuel repository. The license goes to Posiva. The site is in Eurajoki. The facility is for spent nuclear fuel.

The report calls Onkalo the first licensed deep geological disposal facility in the world for spent nuclear fuel. Deep geological disposal is the method. The license is an operating license. The operator named is Posiva.

Finland is the country. Eurajoki is the municipality. Onkalo is the repository. Spent nuclear fuel is the material.

The first-in-the-world claim is limited to a licensed facility of this type. The government grant is the action. Posiva is the company receiving the license. The purpose is disposal of spent fuel underground in deep geology.

The report does not give a start date for the first canister. It does give the license and the status claim. The status claim is that this is the first such licensed repository. The place names are Finland and Eurajoki.

The recorded environmental decision is the operating license. The facility is Onkalo. The holder is Posiva. The distinction reported is the first licensed deep geological disposal site for spent nuclear fuel.

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