Water Sanitation Health

Policies and procedures for updating guidelines for drinking-water quality

WHO guidelines for drinking-water quality


WHO Public Health and the Environment Department

Publication details

Number of pages: 39
Publication date: 2009
Languages: English
WHO reference number: WHO/HSE/WSH/09.05



This document describes the “rolling revision” process through which the GDWQ are developed and revised. The procedures followed in the updating of the GDWQ are made accessible in order that interested parties may contribute at appropriate stages and in order that information and information needs may be fed into the process.