questionText: To ask the Secretary of State for Environment, Food and Rural Affairs, whether his Department has made an assessment of the public health risks associated with PFAS contamination in drinking water; and if he will publish a list of affected catchment areas
answerText: Since August 2024, the Drinking Water Inspectorate (DWI) guidance has set a guideline limit of 100 nanograms for the sum of 48 named PFAS. The limit was agreed with the UK Health Security Agency to be a robust level with an appropriate margin to ensure ou...
heading: Drinking Water: Per- and Polyfluorinated Alkyl Substances