If you have an emergency PLEASE DON'T WAIT - Call us on 0800 085 3968 (24 hours a day, 7 days a week)
Between the hours of 9am to 5pm for non urgent enquiries you can still call us on 0800 085 3968 or you can complete the form below and you will receive a personal response in 10 working days.
In order to respond to your enquiry, it would help us if you could supply your Welsh Water account reference number.
(Please note that fields marked * are mandatory)
Click here to read our privacy statement to understand how we may use your personal information.
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Dŵr Cymru Cyf, a limited company registered in Wales No. 2366777.
Registered office: Pentwyn Road, Nelson, Treharris, Mid Glamorgan CF46 6LY.
© Dŵr Cymru Cyf 2016.