Research and analysis

Drinking water quality in England, 2017 to 2019

Report on the quality of all individual supplies of drinking water that exceed 1,000 cubic meters a day or serve more than 5,000 people in England.

• From: Department for Environment, Food & Rural Affairs
• Published: 16 December 2021

Applies to England

Documents

Drinking water quality in England: a triennial report 2017 to 2019

PDF, 849 KB, 20 pages

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Details

This report is published every 3 years and demonstrates the high quality of drinking water in England.

Around 99% of the population receive a public supply from a water company. During 2017 to 2019, public water supply compliance with the drinking water regulations was 99.95%.

The remaining 1% of the population have a private water supply which is often taken from a well, spring or borehole on private land. During 2017 to 2019, private water supply compliance with the drinking water regulations for the largest 11 supplies was 97.60%.

Find out more on the Drinking Water Inspectorate’s website.

Published 16 December 2021