Website address: http://www.hdcymru.co.uk

Water Regulations contact: Paul Jones

Email address: waterregulations@hafrendyfrdwy.co.uk

Address to send all notifications to:

Hafren Dyfrdwy Water Regulations Team

Endeavour House

Raynesway

Derby

DE21 7JA

RPZ valve test certificates: 

Email address: RPZ@severntrent.co.uk

Please note: the administration of RPZ valve testing within the Hafren Dyfrdwy area of supply is carried out by Severn Trent.