Research and analysis

Invasive meningococcal disease statistical releases

Statistical release in response to cases of invasive meningococcal disease in the UK.

From:
UK Health Security Agency
Published
17 March 2026
Last updated
2 April 2026 — See all updates

Applies to England

Documents

Notified cases of invasive meningococcal disease

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Details

The UK Health Security Agency (UKHSA) has been investigating an invasive meningococcal disease outbreak first detected in March 2026.

This release provides an up-to-date count of notified cases suspected to be connected to the incident and will be updated regularly until the incident is closed.

Updates to this page

Published 17 March 2026
Last updated 2 April 2026 show all updates

  1. Fixed incorrect date in data table

  2. 01 April 2026 data added.

  3. Case definitions updated and 30 March 2026 figures added.

  4. 26 March 2026 data added.

  5. 25 March 2026 data added

  6. 24 March 2026 data added.

  7. 23 March 2026 data added

  8. 22 March 2026 data added. Correction: 22 March update change note (below) should say '21 March data'.

  9. 22 March 2026 data added

  10. 20 March 2026 data added.

  11. 19 March data added.

  12. 18 March data added.

  13. Latest figures updated.

  14. First published.

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