Office for Nuclear Regulation

Category: Harwell – Magnox Limited

Harwell – Inspection ID: 52181

November 7, 2023 - Executive summary Date(s) of inspection: August 2023 Aim of inspection In accordance with the Office for Nuclear Regulation (ONR) Integrated Inspection Strategy (IIS) 2023/24 for Magnox Ltd. Harwell. ONR Safeguards conducts Safeguards compliance inspections at the Harwell site. One such intervention was performed to inspect the site’s compliance with the requirements of the Nuclear Safeguards […]


Harwell – Inspection ID: 52803

October 31, 2023 - Executive summary Date(s) of inspection: August 2023 Aim of inspection The purpose of this inspection is to gain assurance that the arrangements within Magnox Harwell are compliant with the Ionising Radiations Regulations 2017 (IRR17). Subject(s) of inspection LC18 – Radiological protection – Rating: Green Key findings, inspector’s opinions and reasons for judgement made This report […]


Harwell – Inspection ID: 52535

August 11, 2023 - Executive summary Date(s) of inspection: May 2023 Aim of inspection ONR sought to gain confidence that ML Harwell are complying with the Health and Safety at Work etc Act 1974 and the Management of Health and Safety at Work Regulations 1999 and other relevant conventional health and safety legislation when undertaking project related work such […]


Site Stakeholder Group (SSG) reports for Q2 – 2023

August 1, 2023 -


Harwell – Inspection ID: 52614

July 4, 2023 - Executive summary Date(s) of inspection: April 2023 Aim of inspection This inspection was initiated following the receipt of the “notification of the transport of category III nuclear material from, to or within the United Kingdom” on 13/03/2023 for the movement serial number: K2-69314. (462/23/NMDRA/046). The purpose of this joint transport safety and security reactive inspection […]


Harwell – Inspection ID: 50298

April 20, 2023 - Executive summary Date(s) of inspection: February 2023 Aim of inspection The aim of the inspection is to review the dutyholder’s emergency arrangements as required by License Condition 11 and the Radiation (Emergency Preparedness and Public Information) Regulations 2019 (REPPIR) Subject(s) of inspection LC 11 – Emergency arrangements – rating: Amber Key findings, inspector’s opinions and […]


Site Stakeholder Group (SSG) reports for Q1 – 2023

April 12, 2023 -


Harwell – Inspection ID: 52061

March 21, 2023 - Executive summary Date(s) of inspection: January 2023 Aim of inspection Magnox Ltd has requested a Category A Modification to the contents of Modular Flask DN3358W, previously approved in the Certificate of Approval GB/3358W (Rev.3). The current approval (GB/3358W/B(M)F, Rev. 3) allows for up to 900g of compacts or 700g of particles (or a fractional combination […]


Site Stakeholder Group (SSG) reports for Q4 – 2022

March 7, 2023 -


Harwell – Inspection ID: 50289

January 26, 2023 - Executive summary Date(s) of inspection: November 2022 Aim of inspection A targeted, unannounced, out of hours inspection of the Magnox Ltd Harwell B462 facility to gain assurance of adequacy of arrangements for control of work and safety hazards. Subject(s) of inspection LC12 – Duly authorised and other suitably qualified and experienced persons – Rating – […]