Bird flu: second premises near Newington, Swale, Kent (AIV2025/120)

Highly pathogenic avian influenza (HPAI) H5N1 was confirmed in commercial poultry at a second premises near Newington, Swale, Kent on 3 December 2025.

• From: Department for Environment, Food & Rural Affairs and Animal and Plant Health Agency
• Published: 3 December 2025
• Last updated: 20 February 2026 — See all updates

• Disease Type: Bird flu (avian influenza)
• Disease control zone restrictions: No longer in force
• Disease control zone type: None
• Virus strain: H5N1
• Case opened date: 3 December 2025
• Case closed date: 20 February 2026

Case information

20 February 2026

Following successful completion of disease control activity and surveillance in the zone around a second premises near Newington, Swale, Kent (AIV 2025/120), the 10km surveillance zone has been revoked.

10 February 2026

Following successful completion of disease control activity and surveillance in the zone around a second premises near Newington, Swale, Kent (AIV 2025/120), the 3km protection zone has ended and the area that formed it becomes part of the surveillance zone.

All poultry on the premises have been humanely culled.

3 December 2025

Highly pathogenic avian influenza (HPAI) H5N1 was confirmed at a second large commercial poultry premises near Newington, Swale, Kent (AIV 2025/120).

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

Declarations

Download the declaration of the revocation of the surveillance zone (PDF)

This revokes:

Download the declaration of the ending of a protection zone

This revokes and replaces:

Download the declaration of an avian influenza protection zone and surveillance zone

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 2025/120

Published 3 December 2025

Last updated 20 February 2026 + show all updates

1. 20 February 2026

   Following successful completion of disease control activity and surveillance in the zone around a second premises near Newington, Swale, Kent (AIV 2025/120), the 10km surveillance zone has been revoked.

2. 10 February 2026

   Following successful completion of disease control activity and surveillance in the zone around a second premises near Newington, Swale, Kent (AIV 2025/120), the 3km protection zone has ended and the area that formed it becomes part of the surveillance zone.

3. 3 December 2025

   First published.