HydrionisGlobal Water Intelligence
Standard

Water Supply (Water Quality) Regulations

The statutory drinking water quality standards for the UK, enforced by the DWI in England and Wales and the DWQR in Scotland. Compliance is assessed per water supply zone.

United Kingdomqualitycontaminant

Key facts

Jurisdiction
United Kingdom
Legal status
Legally binding in its jurisdiction
Effective
As amended, with separate instruments for each UK nation

What it covers

  • Microbiological, chemical and indicator parameters
  • Sampling frequency by zone population
  • Duties on water undertakers
  • Notification and reporting of water quality events

Related intelligence

River Thamessame placeWHO Guidelines for Drinking-water Qualitysame topicEU Drinking Water Directive (EU) 2020/2184same topicUS National Primary Drinking Water Regulationssame topicGuidelines for Canadian Drinking Water Qualitysame topicAustralian Drinking Water Guidelinessame topic

Sources

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