28 July 2016
We are currently experiencing some technical problems in our Contact Centre and we are unable to deal with your account enquiries.
We are working hard to resolve the issue and we apologise for any inconvenience caused.
You are still able to make a payment, let us know if you have moved house, update us with a meter reading by using our online forms.
Download a printable version of the application form.
If you are applying for this service manually please attach the relevant information to your completed application form along with payment made payable to Dwr Cymru Welsh Water (if applicable) and send to :
Dwr Cymru Welsh Water
PO Box 3146
Please ensure that you check the weight and postage costs before sending this application form. Incorrect postage costs could result in your application form being returned by the Post Office.
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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.