Written Question·Department for Environment, Food and Rural Affairs·UIN 95914

Water Supply: Standards

Tabled: 1 December 2025

Answered: 9 December 2025

Question

Martin Wrigley

To ask the Secretary of State for Environment, Food and Rural Affairs, pursuant to the Answer of 22 October 2025 to Question 82811 on Water Supply: Standards, whether she has assessed the adequacy of issuing non-mandatory guidance for private water supply

Answer

Emma Hardy

The Drinking Water Inspectorate (DWI) publishes and maintains a suite of risk assessment tools on its website. Risk assessments must meet the requirements of European standard EN 15975-2 entitled "Security of Drinking Water Supply - Guidelines for Ri...

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