Written Question·Department for Environment, Food and Rural Affairs·UIN 25312
Drinking Water: Per- and Polyfluorinated Alkyl Substances
Tabled: 21 January 2025
Answered: 31 January 2025
Question
Mr Tanmanjeet Singh Dhesi
Labour — Slough
To ask the Secretary of State for Environment, Food and Rural Affairs, what recent steps he has taken to monitor levels of perfluoroalkyl substances in tap water.
Answer
Emma HardyThe Drinking Water Inspectorate (DWI) has provided guidance on PFAS to water companies since 2007. In 2021 a guideline value of 0.1 micrograms per litre was adopted for drinking water which, since August 2024 when DWI’s guidance was updated, now applies t...
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