- Drinking Water 2024 – Summary of the Chief Inspector’s report for drinking water in Wales
- Foreword
- Water supplies and testing
- Compliance with standards
- Learning from compliance failures
- Learning from events
- Consumer contacts
- Asset health
- Water safety planning and risk assessment
- Raw water
- Poly and perfluoroalkyl substances (PFAS)
- Audit programme
- Recommendations
- Enforcement
- SEMD
- NIS
- Materials in contact with drinking water (Regulation 31)
- Research publications
- Whistleblowers
- Working with stakeholders
- Annex A – Number of tests carried out by companies
- Annex B – Compliance with standards
- Annex C – Compliance failures and events
Drinking Water 2024 – Summary of the Chief Inspector’s report for drinking water in Wales
Published 09:19:32 BST 16 July 2025
Published by
Drinking Water Inspectorate
Ground Floor, SW
Seacole Building
2 Marsham Street
London
SW1P 4DF
Tel: 0330 041 6501
Website: www.dwi.gov.uk
© Crown Copyright 2025
Copyright in the typographical arrangement and design rests with the Crown.
This publication (excluding the logo) may be reproduced free of charge in any format or medium
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Glossary
Company code with its associated company name
- AFW | Affinity Water
- ALE | Albion Eco Ltd
- ALB | Albion Water Ltd
- ANH | Anglian Water Services Ltd
- BRL | Bristol Water Plc
- CAM | Cambridge Water Company Plc
- DWR | Dŵr Cymru Welsh Water
- ESP | ESP Water Limited
- HDC | Hafren Dyfrdwy
- ICW | Icosa Water Ltd
- IWN | Independent Water Networks
- ISC | Isles of Scilly
- LNW | Leep Networks Water
- NES | Northumbrian, Essex and Suffolk Water
- PRT | Portsmouth Water Plc
- SES | SES Water
- SVT | Severn Trent Water Ltd
- SEW | South East Water Plc
- SST | South Staffordshire Water Plc
- SWB | South West and Bournemouth Water
- SRN | Southern Water Services Ltd
- TMS | Thames Water Utilities Ltd
- UUT | United Utilities Water Plc
- VWP | Veolia Water Projects
- WSX | Wessex Water Services Ltd
- YKS | Yorkshire Water Services Ltd