Previous editions of the Guidelines for drinking-water quality
Since 1958 WHO has periodically published "International standards for drinking-water" and later "Guidelines for drinking-water quality".
Fourth edition


The fourth edition of the World Health Organization’s (WHO) Guidelines for drinking-water quality (GDWQ) builds on over 50 years of guidance by WHO...

Guidelines for drinking-water quality, 4th edition
The primary purpose of the Guidelines for drinking-water quality is the protection of public health. The Guidelines provide the...
Third edition

Guidelines for drinking-water quality, 3rd edition: Volume 1 - Recommendations incorporating...

This second addendum further updates the third edition. It includes more guidance on household water management, rainwater harvesting, vended water, temporary...

The first addendum updates the third edition. It includes more guidance management of emergencies and unforeseen events and additions concerning chlorination...
Second edition


Guidelines for drinking-water quality, 2nd edition: Volume 2 - Health criteria and other supporting information
Volume 2, Health criteria and other supporting information, contains the criteria monographs prepared for each substance or contaminant; the guideline...

Guidelines for drinking-water quality, 2nd ed. - Volume 3: Surveillance and control of community supplies
The first edition of Guidelines for drinking-water quality, published in 1984-85, was widely used as a basis for setting national standards to...
First edition


Guidelines for drinking-water quality, 1st edition: Volume 2 - Health criteria and other supporting information
This volume contains a review of the toxicological, epidemiological, and clinical evidence that was available and used in deriving the recommended guideline...

The present volume deals specifically with drinking-water supplies for small communities, and particularly those in rural areas, with the main emphasis...
International standards for drinking-water

Surveillance of drinking-water quality

International standards for drinking-water, 1st edition
Although this publication may be of assistance to operators of water supplies and others involved in the treatment and distribution of water, it is intended...

International standards for drinking-water, 2nd edition
As in the previous edition, a major part of the present work consists of annexes devoted to approved methods for the examination of water. Each of these...