Bird flu: fourth near Attleborough, Breckland, Norfolk (AIV 2025/53)

Highly pathogenic avian influenza (HPAI) H5N1 was confirmed in commercial poultry at a fourth premises near Attleborough, Breckland, Norfolk on 30 July 2025.

• From: Department for Environment, Food & Rural Affairs and Animal and Plant Health Agency
• Published: 30 July 2025
• Last updated: 10 September 2025 — See all updates

• Disease Type: Bird flu (avian influenza)
• Disease control zone restrictions: In force
• Disease control zone type: None
• Virus strain: H5N1
• Case opened date: 30 July 2025

Case information

10 September 2025 – further update

Following successful completion of disease control activities in the zone around a fourth premises near Attleborough, Breckland, Norfolk (AIV 2025/53) the 10 km surveillance zone has been revoked.

10 September 2025

Following successful completion of disease control activities in the zone around a fourth premises near Attleborough, Breckland, Norfolk (AIV 2025/53) the protection zone has ended and the area that formed it becomes part of the surveillance zone.

30 July 2025

Highly pathogenic avian influenza (HPAI) H5N1 was confirmed in commercial poultry at a fourth premises near Attleborough, Breckland, Norfolk on 30 July 2025.

A 3km protection zone and 10km surveillance zone has been declared around the premises. All poultry on the premises have been humanely culled.

Declarations

Download the declaration of the revocation of a surveillance zone

This revokes:

The declaration of the ending of a protection zone

This revokes and replaces:

The declaration of an avian influenza protection zone and surveillance zone (PDF)

Further information

Check:

• the updated bird flu disease control zone map
• if you need a licence to move poultry, poultry by-products, eggs, material or mammals

Case number: AIV 2025/53

Published 30 July 2025

Last updated 10 September 2025 + show all updates

1. 10 September 2025

   Following successful completion of disease control activities in the zone around a fourth premises near Attleborough, Breckland, Norfolk (AIV 2025/53) the 10 km surveillance zone has been revoked.

2. 10 September 2025

   Following successful completion of disease control activities in the zone around a fourth premises near Attleborough, Breckland, Norfolk (AIV 2025/53) the protection zone has ended and the area that formed it becomes part of the surveillance zone.

3. 30 July 2025

   First published.