Water Sanitation Health

Guidelines for drinking-water quality, fourth edition

Publication details

Editors: WHO
Number of pages: 564
Publication date: 2011
Languages: English
ISBN: 978 92 4 154815 1


This fourth edition of the World Health Organization’s Guidelines for Drinking-water Quality builds on over 50 years of guidance by WHO on drinking-water quality, which has formed an authoritative basis for the setting of national regulations and standards for water safety in support of public health.

It is the product of significant revisions to clarify and elaborate on ways of implementing its recommendations of contextual hazard identification and risk management, through the establishment of health-based targets, catchment-to-consumer water safety plans and independent surveillance.

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Links to previous editions