This week, the test positivity rate for Covid increased but remains at low activity level.

Daily test positivity rate for England from the UKHSA dashboard for all Covid tests mapped on to activity thresholds developed using the Mean Standard Deviation Method approach: May 1, 2024 to Aug 29, 2025.

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The experimental thresholds are calculated using historic data and this means that the thresholds are relative to prior year trends and, consequently, may be updated..

Chart: Bob HawkinsSource: UKHSA Data DashboardGet the dataCreated with Datawrapper