Welcome to the
Drinking Water Inspectorate
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.
Drinking Water 2021 Private Water Supplies is the 12th report published by the Drinking Water Inspectorate which covers private water supplies in England and Wales.
A guidance note on long term planning for the quality of drinking water supplies has been published.
Drinking Water 2021 is the 32nd report published by the Drinking Water Inspectorate and covers public water supplies in England and Wales.
Information Letter 03/2022 PFAS guidance has been published.
The Drinking Water Inspectorate (DWI) have issued a Press Release after sentencing took place yesterday in the case taken by DWI against Southern Water, at…
We are excited to launch StreamLine, the regulatory advice service for innovators and businesses in England and Wales. StreamLine is run jointly by the Drinking…
Regions in England and Wales
Use our map to find your local water company
Find contact details, report a problem, look at incidents in your area.
See ongoing improvement in your area, how your water company is improving and find the water quality in your area.
Find your local company
If you are concerned about the quality of your drinking water you should contact your water company in the first instance. A number for your water company can be found here.