According to Ofwat, more than 286,000 people were affected during the period covered by the investigation.

Parts of Sussex and Kent remain under a hosepipe ban, despite one of the wettest Januarys on record.

David Hinton, the company’s chief executive, was paid a £115,000 bonus last year on top of a £400,000 salary

Residents in Frant have reported ongoing concerns about low pressure, with some saying supplies remain unreliable and could be lost again without warning.