Pay your bill using BillPay. It's safe, secure, quick and easy to use. All you do is click here to register with Alliance & Leicester, who are now part of the Santander Corporate Banking Group, and follow the quick and easy instructions.
Pay your bill by using our Automated Payments Line
Pay your bill by calling our 24 hour automated payment line on 0800 028 5209. All you need is a valid credit or debit card and your customer reference number. Our automated payment line is a safe, secure, quick and easy way to make payments at a time which is convenient to you.
If you are receiving certain benefits and use large amounts of water because of certain medical conditions or have three or more children under the age of 19 at home, you might benefit from our Welsh Water Assist tariff.