Water sanitation hygiene

Guidelines for drinking-water quality, 4th edition

Publication details

Editors: WHO
Number of pages: 564
Publication date: 2011
Languages: English, Chinese, Russian (to access these language versions, please click on the language buttons at the top of this page), Japanese
ISBN: 978 92 4 154815 1


This fourth edition of the World Health Organization’s (WHO) 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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