IP16 4UR, Sizewell C Limited, EPR/PB3244MD/V001: environmental permit application
Published 12 August 2026
Applies to England
© Crown copyright 2026
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Details of the application
The Environment Agency has received a permit variation application under the Environmental Permitting (England and Wales) Regulations 2016 from Sizewell C Limited.
Application number
EPR/PB3244MD/V001
Regulated facility type
Standalone flood risk activity permit (FRAP)
Regulated facility location
Sizewell C Associated Development Site (Halesworth fen meadow site)
Land to the south of Blyth Road
Halesworth
Suffolk
IP19 8EN
National grid reference points
TM 39075 76604
Receiving environment
Works (whether temporary or permanent) within the fluvial floodplain of or within 8 metres of the River Blyth (main river).
Description of activity
A Flood Risk Activity Permit was granted on 21st July 2025 for activities supporting the creation of Fen Meadow habitat within the floodplain of the River Blyth at Halesworth. The works consists of land sculpting (a cut and fill activity) within the floodplain of the main river, temporary storage in the floodplain (site compound, plant, construction materials and soil arisings) and creation of an aggregate track which requires land profiling in the floodplain. This variation request relates to the location of the pre-allocated fill compartments for reusing soils arisings on site, associated soil volumes and the proposed timelines for the activities to take place. The works are now expected to be completed before 31st December 2026.
How to view and comment on the application
Via e-mail: sizewellcnnb@environment-agency.gov.uk
Via telephone: 03708 506 506
If you have any comments on the application send these by 10 September 2026
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 Privacy Notice