Greater Western Water > previously known as Western Water > and City West Water >
Manage your account with My Water
Go to Western Water Connect
Accounts & Billing/Manage my account/Update contact details
You should tell us if your name, mailing address, landline telephone number or mobile telephone number has changed.
To update your mailing address or phone number:
To update your name, you will need to provide a copy of your marriage certificate, change of name certificate or drivers licence. You can submit this by logging in to My Water.