Water Sanitation Health

Launch of the WHO drinking-water quality guidelines

4th edition, Singapore International Water Week, 4 July 2011

Group photo at the launch of the 4th edition of WHO Drinking-water Quality Guidelines, Singapore International Water Week 2011.
At the launch of the 4th edition of WHO Drinking-water Quality Guidelines, Singapore International Water Week 2011.

The latest drinking-water guidelines are now available for download or book order following their global launch at the Singapore International Water Week on 4 July 2011. These Guidelines are the product of systematic revisions over more than five years of extensive consultation with hundreds of experts. This 4th edition expands on key concepts like health-based targets and water safety planning; presents new risk assessments on microbial, chemical and radiological hazards, and addresses emerging issues of public concern like pharmaceuticals in drinking-water:

Concurrently launched documents

The Guidelines are supported by other WHO documents that provide background information substantiating or elaborating on its recommendations. Two important companion documents include:

Other documents of interest

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