Publications

RHWG Report Preliminary Status of the Implementation of the 2020 Safety Reference Levels in National Regulatory Frameworks as of 1 January 2026

Published by Reactor Harmonisation Working Group (RHWG) on 26 May 2026, 12:47 pm

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RHWG Report Preliminary Status of the Implementation of the 2020 Safety Reference Levels in National Regulatory Frameworks as of 1 January 2025

Published by Reactor Harmonisation Working Group (RHWG) on 1 Jan 2025, 09:50 am

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RHWG Report Preliminary Status of the Implementation of the 2020 Safety Reference Levels in National Regulatory Frameworks as of 1 January 2024

Published by Reactor Harmonisation Working Group (RHWG) on 24 Apr 2024, 11:21 am

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RHWG Position paper WENRA considerations with respect to new fuels development challenges

Published by Reactor Harmonisation Working Group (RHWG) on 14 Nov 2023, 12:00 pm

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RHWG Summary Report WENRA Safety Reference Levels 2014 – Implementation at the nuclear power plants, reasonably practicable safety improvements and benchmarking

Published by Reactor Harmonisation Working Group (RHWG) on 14 Nov 2023, 00:01 am

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WENRA Guidance on Seismic Events - 2020-06-01

Published by Reactor Harmonisation Working Group (RHWG) on 24 Feb 2021, 13:47 pm

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WENRA Safety Reference Level for Existing Reactors 2020

Published by Reactor Harmonisation Working Group (RHWG) on 24 Feb 2021, 13:47 pm

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WENRA Guidance on External Flooding - 2020-06-01

Published by Reactor Harmonisation Working Group (RHWG) on 24 Feb 2021, 11:29 am

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WENRA Guidance on Extreme Weather Conditions - 2020-06-01

Published by Reactor Harmonisation Working Group (RHWG) on 24 Feb 2021, 11:29 am

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WENRA Guidance on Issue TU Head Document -2020-06-01

Published by Reactor Harmonisation Working Group (RHWG) on 24 Feb 2021, 11:29 am

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Applicability of the Safety Objectives to SMRs

Published by Reactor Harmonisation Working Group (RHWG) on 12 Jan 2021, 12:00 pm

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RHWG Report on the Status of the Implementation of the 2014 SRLs - 1 January 2021

Published by Reactor Harmonisation Working Group (RHWG) on 1 Jan 2021, 12:00 pm

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Status of the Implementation of the 2014 SRLs - 1 January 2020

Published by Reactor Harmonisation Working Group (RHWG) on 30 Nov 2020, 08:35 am

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WENRA Safety Objectives for New Nuclear Power Plants and WENRA Report on Safety of new NPP designs – RHWG position on need for revision

Published by Reactor Harmonisation Working Group (RHWG) on 30 Sep 2020, 12:00 pm

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Practical Elimination Applied to New NPP designs - Key Elements and Expectations

Published by Reactor Harmonisation Working Group (RHWG) on 11 Nov 2019, 06:57 am

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WENRA Safety Reference Levels 2014 - Implementation at the NPPS, reasonable practicable safety improvements

Published by Reactor Harmonisation Working Group (RHWG) on 11 Nov 2019, 06:06 am

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RHWG Report on the Status of the Implementation of the 2014 SRLs - 1 January 2019

Published by Reactor Harmonisation Working Group (RHWG) on 17 Apr 2019, 09:32 am

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RHWG Report on the Status of the Implementation of the 2014 SRLs - 1 January 2018

Published by Reactor Harmonisation Working Group (RHWG) on 10 Sep 2018, 08:42 am

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RHWG Peer Review of the Implementation of the 2014 SRLs

Published by Reactor Harmonisation Working Group (RHWG) on 10 Sep 2018, 08:41 am

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RHWG Report on Regulatory Aspects of Passive Systems

Published by Reactor Harmonisation Working Group (RHWG) on 27 Jun 2018, 10:09 am

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RHWG Topical Peer Review 2017 Ageing Management Technical Specification for the National Assessment Reports

Published by Reactor Harmonisation Working Group (RHWG) on 21 Dec 2016, 11:24 am

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RHWG Guidance Document Issue T: Natural Hazards (Extreme Weather Conditions)

Published by Reactor Harmonisation Working Group (RHWG) on 4 Nov 2016, 13:23 pm

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RHWG Guidance Document Issue T: Natural Hazards (External Flooding)

Published by Reactor Harmonisation Working Group (RHWG) on 4 Nov 2016, 13:05 pm

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RHWG Guidance Document Issue T: Natural Hazards (Seismic Events)

Published by Reactor Harmonisation Working Group (RHWG) on 4 Nov 2016, 12:57 pm

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RHWG Guidance Document Issue T: Natural Hazards (Head Document)

Published by Reactor Harmonisation Working Group (RHWG) on 23 Apr 2015, 20:05 pm

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WENRA-RHWG Guidance on Issue F

Published by Reactor Harmonisation Working Group (RHWG) on 28 Oct 2014, 14:35 pm

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WENRA Safety Reference Levels for Existing Reactors (2014)

Published by Reactor Harmonisation Working Group (RHWG) on 24 Sep 2014, 09:00 am

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RHWG Report on Safety of new NPP designs

Published by Reactor Harmonisation Working Group (RHWG) on 28 Aug 2013, 11:17 am

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RHWG - Position paper on Periodic Safety Reviews 2013

Published by Reactor Harmonisation Working Group (RHWG) on 24 Apr 2013, 11:14 am

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Pilot study on Long term operation (LTO) of nuclear power plants

Published by Reactor Harmonisation Working Group (RHWG) on 1 Mar 2011, 10:14 am

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Progress towards harmonisation of safety for existing reactors in WENRA countries

Published by Reactor Harmonisation Working Group (RHWG) on 1 Jan 2011, 10:14 am

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WENRA statement on safety objectives for new nuclear power plants (November 2010)

Published by Reactor Harmonisation Working Group (RHWG) on 1 Nov 2010, 10:10 am

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Safety Objectives for New Power Reactors (2009)

Published by Reactor Harmonisation Working Group (RHWG) on 1 Dec 2009, 10:14 am

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RHWG - Safety Reference Levels (January 2008)

Published by Reactor Harmonisation Working Group (RHWG) on 1 Jan 2008, 10:14 am

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RHWG - PSA Explanatory Note (March 2007)

Published by Reactor Harmonisation Working Group (RHWG) on 1 Mar 2007, 10:14 am

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RHWG - Safety Reference Levels (Modifications of March 2007)

Published by Reactor Harmonisation Working Group (RHWG) on 1 Mar 2007, 10:14 am

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WENRA Reactor Safety Reference Levels (January 2007)

Published by Reactor Harmonisation Working Group (RHWG) on 1 Jan 2007, 10:14 am

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Harmonisation of Reactor Safety in WENRA countries (Main Report, January 2006)

Published by Reactor Harmonisation Working Group (RHWG) on 1 Jan 2006, 09:41 am

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Pilot study on Harmonisation of Reactor Safety in WENRA Countries (2003)

Published by Reactor Harmonisation Working Group (RHWG) on 1 Mar 2003, 09:48 am

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