Change in total monitored spill duration, England (2025 compared with 2024)

-48%

Environment Agency, storm overflow spill data for 2025 reports change in total monitored spill duration, England (2025 compared with 2024) of -48% for 16 June 2026.

Taken from the source, last 23 Oct 2026, 16:59 UTC · Source · Receipt · About Environment Agency

Changes

No changes since we first published this figure.

Where we use it

• Tim Farron on storm overflow spill hours, 16 June 2026

  Tim Farron said: “Instead, sewage was released into our lakes, rivers and seas for 1.8 million hours last year, and more than 100,000 of those were in the Thames region alone.” This page repeats what Environment Agency reports.

  Tim Farron · week of 2026-10-23

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