Written Question·Department for Environment, Food and Rural Affairs·UIN 116557

Sewage: Waste Disposal

Tabled: 27 February 2026
Answered: 9 March 2026

Question

Munira Wilson

Liberal DemocratTwickenham

To ask the Secretary of State for Environment, Food and Rural Affairs, how many sewage works suffered a structural malfunction resulting in sewage discharge in each of the last five years.

Answer

Emma Hardy
The Environment Agency has published data on the number of water company wastewater pollution incidents by source, including from sewage treatment works, over the last five years. Water and Sewerage Pollution Incident Report for 2016-2024.