Applications


Already know what you need? Here’s a handy bank of all our application forms in PDF format so you can quickly access the ones you need:

Application forms

Maps of water pipes and sewers

Download
144.5kB, PDF

Drainage and water searches

Download
65.6kB, PDF

New water connections - large diameter (63mm)

Download
442kB, PDF

New water main

Download
118.5kB, PDF

Diverting or abandoning a water main

Download
147.2kB, PDF

Adopting existing sewerage

Download
86.3kB, PDF

Requisition a public sewer and or lateral drain

Download
114.2kB, PDF
 
 
If you don’t want to submit your form online, please either email these to developer.services@dwrcymru.com or post them to:

 

Dŵr Cymru Welsh Water

PO Box 3146

Linea

Fortran Road

Cardiff

CF30 0EH

 

If you’re posting the forms to us, make sure you also include your payment made payable to Dŵr Cymru Welsh Water. Incorrect postage costs could result in your application form being returned by the Post Office, so check the weight and postage costs beforehand.