Water Sanitation and Health
Our vision and mission are the attainment by all peoples of the lowest possible burden of water and sanitation-related disease through primary prevention.

Safe use of wastewater, greywater and excreta

 

In 2006, WHO published a third edition of its Guidelines for the safe use of wastewater, excreta and greywater in agriculture and aquaculture. In four volumes, these Guidelines propose a flexible approach of risk assessment and risk management linked to health-based targets that can be established at a level that is realistic under local conditions. The approach is to be backed-up by strict monitoring measures.

The Guidelines are presented in four separate volumes in English and French:

 

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Volume 1 of the Guidelines presents policy issues and regulatory measures distilled from the technical detail found in volumes 2, 3 and 4. Those faced...

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Volume 2 of the Guidelines explains requirements to promote safe use concepts and practices, including health-based targets and minimum procedures. It...

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Volume 3 of the Guidelines informs readers on the assessment of microbial hazards and toxic chemicals and the management of the associated risks when using...

Volume 4 of the Guidelines for the safe use of wastewater, excreta and greywater provides information on the assessment and management of risks associated...

Using human waste safely for livelihoods, food production and health

WHO, together with FAO, IDRC, and IWMI, produced two information kits with targeted guidance notes, discussion papers, fact sheets, and policy briefs, to further clarify methods and procedures detailed in the guidelines. These focus on specific components of the integrated risk assessment and incremental risk management approach proposed by the Guidelines.