Posiva  

Posiva Oy - Nuclear Waste Management Expert

Posiva Oy is an expert organisation responsible for the final disposal of spent nuclear fuel of the owners. Posiva has been established in 1995.




ONKALO

ONKALO is Underground Rock Characterisation Facility being built for rock characterisation for the final disposal of spent nuclear fuel. Read more.

ONKALO News

ONKALO situation 27.8.2010
Length 4392 m
Depth 418 m

ONKALO Excavation Situation

Topical

23.07.2010 Study holes in ONKALO now complete (ONKALO news)

The ONKALO facility now comprises a total of five research niches, which are approximately 30-metre branches of the access tunnel. One of them, known as the POSE niche, contains three study holes with a diameter of 1.5 metres and a depth of approximately seven metres (7.26 m exactly). These holes emulate the disposal canister hole, even though their diameter is slightly smaller than that of the actual hole.

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02.07.2010 Finnish Parliament approves extension of the final disposal facility for the Olkiluoto 4 unit (Topical at Decision in Principle Process)

The Finnish Parliament approved the extension of Posiva's final disposal facility for spent nuclear fuel from the Olkiluoto 4 unit on 1 July 2010 by 159 votes to 35. The extension will increase the capacity of the final disposal facility by 2,500 uranium-tons of spent nuclear fuel.

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30.06.2010 An EU project for the development and harmonisation of the training related to the final disposal of nuclear waste convened in Eurajoki (Press Releases)

The competence required by a safe final disposal of spent nuclear fuel and highly high active activity nuclear waste will be developed in the seventh framework programme’s three-year PETRUS II project supported by the EU.

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