Written Question·Department for Environment, Food and Rural Affairs·UIN 3762

Water Treatment

Tabled: 2 September 2024
Answered: 10 September 2024

Question

Sarah Olney

Liberal DemocratRichmond Park

To ask the Secretary of State for Environment, Food and Rural Affairs, whether his Department has made an assessment of the potential merits of introducing of mandatory quaternary water treatment of wastewater.

Answer

Emma Hardy
Defra currently has no plans to introduce and make quaternary treatment mandatory for domestic wastewater treatment. Where it is deemed necessary as an additional wastewater treatment process, costs and benefits will be assessed, and stakeholder consultat...

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