Written questions

Sewers: Wildlife

Commons · Question 10450 · Tabled 16 Jun 2026 · Department for Environment, Food and Rural Affairs · Official record

Answered 25 Jun 2026

Question

Asked by Manuela Perteghella

To ask the Secretary of State for Environment, Food and Rural Affairs, what estimate she has made with her Cabinet colleagues of the prevalence of wildlife fatalities in urban drainage systems; and what assessment her Department has made of the potential

Answer

Answered by Emma Hardy, 25 Jun 2026

In June 2025, Government introduced new national standards, making clear how sustainable drainage systems (SuDS) should be designed and maintained. Standard 6 dictates SuDS should maximise biodiversity benefits. Defra has not made a central estimate of wi...