Water quality by area

Water quality in England and Wales

Click on the company name to be directed to their website to find your water quality. Some will ask for your postcode to obtain the water quality for your area.

Water company

Affinity Water

Albion Water

Anglian Water

Bournemouth Water

Bristol Water

Cambridge Water

Dŵr Cymru Welsh Water

Essex and Suffolk Water

Hartlepool Water

Hafren Dyfrdwy

Independent Water Networks Ltd

Leep Water Utilities

Northumbrian Water

Portsmouth Water

SES Water

Severn Trent Water

South East Water

South Staffordshire Water

South West Water

Southern Water Services

Thames Water Utilities

United Utilities

Veolia Water Projects

Wessex Water Services

Yorkshire Water Services


Page reviewed: 11 February 2020
Page modified: 11 February 2020

Drinking Water Inspectorate