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Written question asked by Sarah Olney (Liberal Democrat) on Tuesday, 7 July 2026, in the House of Commons. It was due for an answer on Tuesday, 14 July 2026 (named day). It was answered by Emma Hardy (Labour) on Tuesday, 14 July 2026 on behalf of the Department for Environment, Food and Rural Affairs.


Water Supply: Greater London

Question

To ask the Secretary of State for Environment, Food and Rural Affairs, what assessment she has made of the effectiveness of indirect potable reuse schemes in improving London’s water supply resilience.

Answer

Water reuse (water recycling) plays a key role in helping to improve water supply resilience.

Water companies have a statutory duty to provide a secure supply of water for customers and set out how they plan to continue to supply water to their customers through statutory Water Resources Management Plans (WRMPs).

Where selected in WRMPs, indirect potable reuse (water recycling) schemes have been fully assessed to ensure they form part of the best package of options across a region to manage supplies. They are subject to ongoing assessment through the Regulators’ Alliance for Progressing Infrastructure Development (RAPID) programme to ensure appropriate design and permit.


Secondary information

Type
Written question
Reference
16495
Session
2026-27
Subjects
Greater London Water supply
Link
View this Written question on www.parliament.uk