TA5 1UD, EDF Energy Nuclear Generation Ltd: environmental permit variation advertisement - EPR/CB3735DT/V008
Published 28 May 2025
Applies to England
© Crown copyright 2025
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Details
The Environment Agency has received an application to vary the Radioactive substances Regulation (RSR) environmental permit under the Environmental Permitting (England and Wales) Regulations 2016 for Hinkley Point B power station from EDF Energy Nuclear Generation Ltd The application contains a description of the proposed changes to:
- remove Weekly Advisory Limits (WALs) associated with all gaseous radionuclide limits.
- removal of Sulphur-35 (S-35), Argon-41 (Ar-41) and Iodine-131 (I-131) as gaseous discharge disposals.
- removal of Sulphur-35 (S;35) as an aqueous discharge disposal.
Permit number:
EPR/CB3735DT/V008
Regulated facility type:
Radioactive substances Regulation (RSR) activity. The Hinkley Point B power station is operated by EDF Energy Nuclear Generation Ltd (EDF). Hinkley Point B power station started producing electricity in 1976, using two Advanced Gas Cooled Reactors (AGR). In 2022 the site stopped generating with both of the reactor’s shutdown and isolated. The site is currently in the defueling phase and working towards Fuel Free Status. One of the reactors has been declared Fuel Free and it is anticipated that the remaining reactor will be declared fuel free by the end of 2025.
Regulated facility address
Hinkley Point B power station, Nr Bridgwater, Somerset, TA5 1UD
The application includes:
- covering Letter
- completed application forms
- a summary of the management system and proposed operating techniques
- technical justification document of the proposed changes.
- Strategic Best Available Techniques (BAT) assessment of key station waste stream.
How to view and comment on the proposed variation
If you have any comments on the proposal send these by Tuesday 1 July 2025.
You can comment: Online: https://consult.environment-agency.gov.uk/psc/ta5-1ud-edf-energy-nuclear-generation-ltd-epr-cb37 Via email: nuclear@environment-agency.gov.uk
For advice about how to make a representation or if you are unable to make a representation via e-mail please call 03708 506 506.
The Environment Agency will normally put any comments it receives on the public register. This includes your name but not your personal contact details. Please tell us if you do not want your response to be public.
The privacy notice for permit applicants/operators can be viewed at [Environmental permits privacy notice] https://www.gov.uk/guidance/environmental-permits-privacy-notice