Annual reports

In 2009, as in previous years, ENSI rated the operation of the Swiss nuclear facilities as safe. Nevertheless, it was not an optimal year for nuclear safety. After systematic safety reviews at the Leibstadt and Mühleberg nuclear power plants, ENSI awarded both facilities a «good» rating. Both facilities were able to maintain the high safety […]

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On January 1st 2009, HSK became ENSI, the Swiss Federal Nuclear Safety Inspectorate and at the same time the new body became independent of the Swiss Federal Office of Energy. However, the remit of the new regulatory body remains unchanged. ENSI continues to monitor ionising radiation and radioactivity in Swiss nuclear facilities and their immediate […]

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Research into regulatory safety In terms of research into regulatory safety, ENSI awards and coordinates research projects designed to identify and develop current scientific knowledge and expertise and to make the results available to the regulatory process. This research is geared to current regulatory issues and those likely to be relevant in the foreseeable future. […]

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HSK became ENSI (Swiss Federal Nuclear Safety Inspectorate) on 1 January 2009 giving formal independence to nuclear regulation in Switzerland. In so doing it complied with the provisions of the Swiss Nuclear Energy Act and the international Convention on Nuclear Safety, both of which demanded formal and effective separation between the body responsible for nuclear […]

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Developments in the technical and legal basis of nuclear oversight In terms of its regulatory safety research, ENSI awards and coordinates research projects designed to identify and develop scientific knowledge and expertise that can be made available to the regulatory process. This research is geared to current regulatory issues and those likely to be of […]

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2008 was a very special year for HSK – in fact it was its last. On 1 January 2009, HSK became ENSI, the Swiss Federal Nuclear Safety Inspectorate. Further information on the change can be found in the Surveillance Report of ENSI for 2008. To simplify matters for the reader, the new designation of ENSI […]

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2007 saw major changes to energy policy in Switzerland – a new national energy strategy, the new Federal Electricity Supply Act, the concept for a Master Plan for a deep geological repository and new legislation governing ENSI, the Swiss Federal Nuclear Safety Inspectorate, all of which will impact on the work of the Inspectorate. In […]

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Developments in the technical and legal basis of nuclear oversight Within its program of regulatory safety research, the Inspectorate HSK awards and coordinates research projects designed to identify and develop scientific knowledge and expertise that can be made available to the regulatory process. This research is geared to current regulatory issues and those likely to […]

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This Surveillance Report is a part of a comprehensive system of reporting by the Inspectorate. In addition to this report, the Inspectorate publishes a separate Radiological Protection Report, a Research and Experience Report and a Management Report. These four reports appear each spring. The original language for all reports is German but the prefaces, introductions […]

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