Drinking water 2012

A report by the Chief Inspector of drinking water

This report is in PDF format. The Adobe® Acrobat Reader® can be freely downloaded here.

The Drinking Water Inspectorate annual report Drinking water 2012 provides an overview of the quality of public and private water supplies in England and Wales. It comprises of the following:

Chief Inspector's Letter to Ministers (for England and Wales)

The letters from the Chief Inspector to the Ministers in England and in Wales contain a high level overview of findings for the year.

Letter to Minister - England (PDF 214KB)
Letter to Minister - Wales (PDF 273KB)

Public water supplies - regional reports

The regional reports cover four regions of England and additionally Wales and summarise the testing and results of water quality tests, events and technical audit activity in the region.

Central and Eastern region (PDF 3.71MB)
London and South East region (PDF 3.05MB)
Northern region (PDF 3.24MB)
Western Region (PDF 2.45MB)
Wales (in English)  (PDF 4.10MB)
Wales (in Welsh)  (PDF 4.24MB)

Private water supplies

Presented as separate reports for England and Wales and publishing numbers and types of supplies, a summary of monitoring results and case studies.

England (PDF 3.92MB)
Wales (PDF 2.79MB)

Company data look up tables

Affinity Water (PDF 221KB)
Albion Water Company (PDF 249KB)
Anglian Water (PDF 284KB)
Bristol Water (PDF 286KB)
Cambridge Water Company (PDF 234KB)
Cholderton and District Water Company (PDF 215KB)
Dee Valley Water (PDF 267KB)
Dŵr Cymru Welsh Water (PDF 382KB)
Essex and Suffolk Water (PDF 248KB)
Hartlepool Water (PDF 191KB)
Independent Water Networks (PDF 187KB)
Northumbrian Water (PDF 210KB)
Peel Water Networks (PDF 180KB)
Portsmouth Water (PDF 216KB)
Scottish and Southern Energy (PDF 235KB)
Semcorp Bournemouth Water (PDF 251KB)
Severn Trent Water (PDF 417KB)
South East Water (PDF 233KB)
South Staffordshire Water (PDF 204KB)
South West Water (PDF 239KB)
Southern Water (PDF 246KB)
Sutton and East Surrey Water (PDF 204KB)
Thames Water Utilities (PDF 267KB)
United Utilities Water (PDF 250KB)
Veolia Water Projects (PDF 200KB)
Wessex Water (PDF 218KB)
Yorkshire Water (PDF 322KB)

Significant drinking water quality events in 2012 (PDF 980KB)

Prosecution and Cautions (PDF 178KB)



Page reviewed: 11 July 2013
Page modified: 11 July 2013

Drinking Water Inspectorate