Change your email address

Use this form as the account holder to change your email address.

Please choose which customer type best describes you:

Personal / Residential I own or rent my property and am responsible for paying the water bill.

Business I have a business account for my company or business premises.

We need the following information to retrieve your Welsh Water customer account.

10 digit customer reference number

Title

First name

Surname

Date of Birth (dd/mm/yyyy)

Your current email address (the one you want to change)

Your telephone number

We need the following information to retrieve your Welsh Water customer account.

10 digit customer reference number

Company name

Company number

Your current email address (the one you want to change)

Company contact number