Office for Nuclear Regulation

Category: Heysham 2 – EDF Energy Nuclear Generation Ltd

Heysham 2 – Inspection ID: 52758

October 13, 2023 - Executive summary Date(s) of inspection: June 2023 Aim of inspection The aim of this inspection was to verify that relevant work activities have been carried out in relation to C&I equipment and systems important to safety in order to confirm that it remains fit for its intended purpose at Heysham 2. The inspection will also […]


Heysham 2 – Project Assessment Report (PAR): ONRW-2019369590-3351

October 5, 2023 -


Heysham 2 – Inspection ID: 52759

August 14, 2023 - Executive summary Date(s) of inspection: June 2023 Aim of inspection I undertook this inspection at Heysham 2 station during the Reactor 8 Statutory outage for 2023. The aim of the inspection was to sample evidence to support (or otherwise) the recommendation to the project inspector that the plant may be safely started up and safely […]


Heysham 2 – Inspection ID: 52743

August 14, 2023 - Executive summary Date(s) of inspection: May 2023 Aim of inspection To provide regulatory confidence in the implementation of the Heysham 2 Reactor 8 Statutory Outage Intentions Document in relation to Mechanical Engineering. To provide evidence to inform the ONR decision relating to the issue of a Licence Instrument for a Consent for return to service […]


Heysham 2 – Inspection ID: 52701

August 14, 2023 - Executive summary Date(s) of inspection: June 2023 Aim of inspection To provide regulatory confidence in relation to RP and compliance with Ionising Radiations Regulations 2017 (IRR’17) and LC18. To asses the extent the Heysham 2 team is equipped to start making the transition from operation to defueling, deconstruction and ultimately decommissioning. Subject(s) of inspection IRR17 […]


Heysham 2 – Inspection ID: 52702

August 3, 2023 - Executive summary Date(s) of inspection: May 2023 Aim of inspection LC28 requires the licensee to make and implement adequate arrangements for the regular and systematic examination, inspection, maintenance and testing of all plant which may affect safety. For any plant or process that is shut down for the purpose of enabling these activities, LC30 requires […]


Heysham 2 – Inspection ID: 52350

August 3, 2023 - Executive summary Date(s) of inspection: May 2023 Aim of inspection This is an operations themed inspection looking at how the licensee manages specific aspects of operations including alarm handling and reactivity control. It will also include standard control and supervision inspection (LC26) elements including shift handover and autotour surveillances. Subject(s) of inspection LC10 – Training […]


Site Stakeholder Group (SSG) reports for Q2 – 2023

August 1, 2023 -


Heysham 2 – Inspection ID: 52750

July 28, 2023 - Executive summary Date(s) of inspection: May 2023 Aim of inspection This inspection considered aspects of the Heysham 2 (HYB) reactor 8 statutory 2023 outage (S12R8) activities undertaken. This was a planned intervention and part of the 2023/2024 ONR integrated intervention strategy for operating reactors. Subject(s) of inspection LC28 – Examination, inspection, maintenance and testing – Rating: […]


Heysham 2 – Inspection ID: 52729

July 20, 2023 - Executive summary Date(s) of inspection: June 2023 Aim of inspection The objectives of this intervention were: To examine the adequacy of the licensee’s arrangements with regards to graphite core inspection during this outage; To establish confidence that the various safety case commitments for core inspection and trepanning would be met; To consider the quality of […]