Southern Water have announced it will increase its average combined household bill by 8 per cent from April 2026. Different rates for different servicesCustomers who receive only water services will see their bills rise by 25.8 per cent. Southern Water promises to end serious pollution and flooding incidents. “If you’re worried about paying your bill, support is available – and we’re here to help.”Context of recent increasesLast year, Southern Water raised average household bills by 46.7 per cent. Customers can find more information about how Southern Water spends bill revenue on the website.