Local authorities in England by levels of West Nile virus plan
A map and a table showing local authorities with one or more sites at level 1 of the West Nile virus plan.
Local authorities with one or more sites at level 1 of the West Nile virus plan
Figure 1. Map of local authorities with one or more sites at level 1 of the West Nile virus plan
Description of Figure 1
Figure 1 is a map of England showing local authorities at level 1 of the West Nile virus plan in 2026. Local authorities in teal mark areas where bridge vectors and associated nuisance biting were recorded in 2024 or 2025. The rest of England is shaded light grey, indicating no level 1 classification. The map notes that no areas are at level 2 or above.
Table 1. Table 1. County unitary authorities and local authorities in England at level one of West Nile virus plan, 2026
| County unitary authority | Local authority |
|---|---|
| Cambridgeshire | East Cambridgeshire |
| Cambridgeshire | South Cambridgeshire |
| Dorset | Dorset |
| Essex | Basildon |
| Essex | Castle Point |
| Essex | Colchester |
| Essex | Maldon |
| Essex | Rochford |
| Essex | Tendring |
| Hackney | Hackney |
| Kent | Canterbury |
| Kent | Dartford |
| Kent | Dover |
| Kent | Folkestone and Hythe |
| Kent | Swale |
| Medway | Medway |
| Nottinghamshire | Bassetlaw |
| Suffolk | East Suffolk |
| Suffolk | West Suffolk |
| Thurrock | Thurrock |
There are no sites in England at level 2, 3 or 4 of the West Nile virus plan at date of publication, May 2026.
We will publish updates annually. If an area moves to a higher risk level during the transmission season, UKHSA will inform the local authority and Health Protection team directly.