Thames Water, Britain’s largest water supplier, has today announced a temporary hosepipe ban (also known as a Temporary Use Ban or TUB) that will affect approximately 10.1 million customers across London and the Thames Valley region. The restrictions come into force at 00:01 on Thursday, 23 July 2026. Customers are being urged to begin reducing non-essential water use immediately to help protect supplies. Why Now? Thames Water cited a combination of factors: • An exceptional