Welcome to DWI

The Drinking Water Inspectorate (DWI) was formed in 1990 to provide independent reassurance that water supplies in England and Wales are safe and drinking water quality is acceptable to consumers.


What's new?

23 December 2014

Job opportunity within DWI - Water Quality Data Officer

16 December 2014

Information Letter 05/2014 - List of approved products for use in public water supplies in the United Kingdom

10 December 2014

Information Letter 04/2014 - Cryptosporidium monitoring in water supplies

30 September 2014

Catchment management Undertakings for pesticides, including metaldehyde - Progress reporting requirements

6 August 2014

Private water supplies conference - Learning about best practice in action
Royal Society for Public Health, London, 25 September 2014

10 July 2014

Drinking water 2013 published today.


Page last modified: 16 December 2014
Page reviewed: 16 December 2014

Drinking Water Inspectorate