Change of account management services for business customers

From the 1st of April 2017 your account will be transferred to Castle Water. Information about Castle Water and how you can contact them can be found at Castle Water are managing all billing queries, bill payment and non-emergency calls.

Choice of Retailer

Whether you decide to stay with Castle Water will be up to you. Businesses and other non-household customers are now able to choose their water retailer. To learn more visit for details of the choices that the new arrangements will give you.

If you have a water supply emergency please contact Portsmouth Water on 023 9247 7999.