This report provides an overview of norovirus and rotavirus activity in England during the 2024 to 2025 season. It is published weekly during the winter period and monthly during the summer period.

The data presented is derived from 4 national UK Health Security Agency (UKHSA) systems, including laboratory reporting of norovirus and rotavirus, enteric virus (norovirus, rotavirus, sapovirus and astrovirus) outbreaks in hospital and community settings, and molecular surveillance data on circulating strains of norovirus.

All surveillance data included in this report is extracted from live reporting systems, are subject to a reporting delay and the number reported in the most recent weeks may rise further as more reports are received. Therefore, data pertaining to the most recent 2 weeks is not included.

Please note: a report was not published in week 52 of 2024 or week 1 of 2025. The first report of the new year was published on Thursday 9 January 2025.

View pre-release access lists for National norovirus and rotavirus surveillance reports.