Download Application Form

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
Linea
Fortran Road
Cardiff
CF30 0EH

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.

• Connection to a Water Main
• Requisition a Water Main
• Diverting or abandoning a water main
• Self-Lay Water Mains and Services
• Sewerage Connection
• Requisition a Public Sewer and/or Lateral Drain
• Alteration or Removal (including Diversion) of a Public Sewer or Associated Apparatus
• Closure (Abandonment) of a public sewer
• Adoption of Existing Sewerage
• Adoption of Proposed Sewerage
• Build Over Sewer
• Consent to Discharge Trade Effluent to a Public Sewer (or to vary an existing consent)
• Pre-Planning
• Map of Water Mains or Public Sewers
• Standard Drainage and Water Enquiries