The aim of this report is to examine whether there are any international variations in the electrical power system designs (“design variations”) of nuclear power plants that affect the system respons...

Following the recommendations from the technical workshop on “Nuclear Fuel Behaviour during Reactivity-Initiated Accidents” organised by the Nuclear Energy Agency (NEA) in September 2009, a first ben...

The Multinational Design Evaluation Programme (MDEP) continues under a new organisational structure after the second Management Board meeting.

CSNI and CNRA held their biannual meetings and a joint session at the NEA headquarters.

Independent safety regulation has been a hallmark of the global nuclear power sector from its beginnings. Industry and government have long understood the importance of a predictable and adaptable re...

Fukushima Daiichi Nuclear Power Plant Accident: Message from Director-General Magwood

The CNRA believes in the importance of having a working group dedicated to safety culture. The Working Group on Safety Culture (WGSC) provides a senior level regulatory forum for exchanging informati...

The Multinational Design Evaluation Programme (MDEP) begins operation under a new framework agreement.

The OECD Nuclear Energy Agency (NEA) Strategic Plan serves as a guiding instrument that reflects the priorities of its member countries as the Agency addresses evolving needs in the exploration and a...

The Multinational Design Evaluation Programme (MDEP) entered a new phase on 14 December 2021. The MDEP will continue in its role as a unique multinational initiative leveraging the resources and know...

The NEA Committee on Nuclear Regulatory Activities (CNRA) and the Committee on the Safety of Nuclear Installations (CSNI) held their biannual meetings from 6 to 9 December 2021 and discussed the evol...

This report describes the regulatory perspectives on safety aspects related to the calculation and justification of neutronic characteristics and criticality safety assessment of advanced sodium fast...

Seismic probabilistic safety assessment (SPSA) is a systematic method for examining and evaluating the risk from earthquake-initiated accidents. The significant advances in the area of SPSA since the...

東日本大震災とそれに続く福島第一原子力発電所事故から10年が経ち、多くの教訓が得られたが、まだ多くの課題が残っている。
この報告書は福島第一原子力発電所の現況と、事故後の日本の当局並びに国際社会の対応について報告するもので、事故に起因する多面的な問題を政策決定者と一般市民双方が理解することに役立つであろう。それには、災害復旧努力、損害賠償、原子力安全、原子力規制、放射線防護、廃炉作業、放射性廃棄物...

CNRA/CSNI meetings, May-June 2021.