We are receiving a high level of calls as many of our customers were closed for a time due to Covid-19 and require an adjustment to their bill.

We are responding to queries as quickly as we can, so please bear with us.

Have you registered for MyAccount? MyAccount is your dedicated self-serve customer portal, providing secure 24/7 access to manage your Castle Water account online, anywhere, anytime. Get instant access to your bills and more.

Register for MyAccount

If you have a query relating to your bill, you may find the answer by using our useful interactive bill explainer.

Your Bill Explained

Or, if your query is about something else, please visit our Frequently Asked Questions page.

Frequently Asked Questions