View a map of UK water companies by region
Water supply only companies
Water and sewerage operators and Northern Ireland Water
UK water company websites
| Albion Water * | www.albionwater.co.uk |
| Anglian Water Group (includes Hartlepool Water) | www.anglianwater.co.uk |
| Bournemouth & West Hampshire Water plc | www.bwhwater.co.uk |
| Bristol Water plc | www.bristolwater.co.uk |
| Cambridge Water plc | www.cambridge-water.co.uk |
| Cholderton & District Water Company * | www.choldertonwater.co.uk |
| Dee Valley Water plc | www.deevalleygroup.com |
| Dwr Cymru Welsh Water | www.dwrcymru.co.uk |
| Island Water Authorities (Guernsey Water, Jersey Water, Council of the Isles of Scilly & Isle of Man Water Authority) * | www.jerseywater.je |
| Northern Ireland Water | www.niwater.com |
| Northumbrian Water Group plc (includes Essex & Suffolk Water) | www.nwl.co.uk
www.eswater.co.uk |
| Portsmouth Water Ltd | www.portsmouthwater.co.uk |
| Scottish Water | www.scottishwater.co.uk |
| Severn Trent plc | www.severntrent.co.uk |
| South East Water Ltd | www.southeastwater.co.uk |
| South Staffordshire Water plc | www.south-staffs-water.co.uk |
| South West Water Ltd
(Pennon Group plc) |
www.southwestwater.co.uk |
| Southern Water | www.southernwater.co.uk |
| Sutton and East Surrey Water plc | www.waterplc.com |
| Thames Water Ltd | www.thameswater.co.uk |
| United Utilities | www.unitedutilities.com |
| Veolia Water East Ltd
(formerly Tendring Hundred Water) |
www.veoliawater.co.uk/east |
| Veolia Water Southeast Ltd
(formerly Folkestone and Dover Water) |
www.veoliawater.co.uk/southeast |
| Veolia Water Three Valleys
(formerly Three Valleys Water) |
www.veoliawater.co.uk/central |
| Wessex Water Services Ltd | www.wessexwater.co.uk |
| Yorkshire Water Services Ltd
(Kelda Group Ltd) |
www.yorkshirewater.com |
* - not a member of Water UK
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