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Ofwat finds Severn Trent unit breached wastewater duties

On October 16, Reuters reported that Ofwat found Hafren Dyfrdwy, a Severn Trent subsidiary, in breach of statutory duties governing drainage and sewer-network management.

Inside Practice · OCTOBER 16, 2026 · 1 MIN READ

On October 16, Reuters reported that Ofwat found Hafren Dyfrdwy, a Severn Trent subsidiary, in breach of statutory duties governing drainage and sewer-network management. The regulator also identified prior failures in required processes and systems, which the company has since addressed, and provisionally accepted a £280,000 enforcement package funded by the company and shareholders rather than customers and deliverable by 2030. For corporate counsel, the case illustrates that environmental enforcement increasingly tests the adequacy of operational systems as well as the underlying discharge or service failure. Boards should require evidence that remediation packages assign funding, ownership, milestones and verification instead of treating settlement value as the endpoint.

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