WHO technical notes on drinking-water, sanitation and hygiene in emergencies

water treatment process
2011. World Health Organization / Water Engineering Development Centre

These four-page illustrated notes have been prepared to assist those working immediately or shortly after an emergency to plan appropriate responses to the urgent and medium-term water and sanitation needs of affected populations.
The notes are relevant to a wide range or emergency situations, including both natural and conflict-induced disasters. They are suitable for field technicians, engineers and hygiene promotors, as well as staff from agency headquarters.

from Water Sanitation and Health (WSH)

Download technical notes

• 1. Cleaning and disinfecting wells
  pdf, 943kb
• 2. Cleaning and disinfecting boreholes
  pdf, 899kb
• 3. Cleaning and disinfecting water storage tanks and tankers
  pdf, 1.01Mb
• 4. Rehabilitating small-scale piped water distribution systems
  pdf, 961kb
• 5. Emergency treatment of drinking-water at the point of use
  pdf, 1.42Mb
• 6. Rehabilitating water treatment works after an emergency
  pdf, 927kb
• 7. Solid waste management in emergencies
  pdf, 1.77Mb
• 8. Disposal of dead bodies in emergency conditions
  pdf, 1.54Mb
• 9. How much water is needed in emergencies
  pdf, 938kb
• 10. Hygiene promotion in emergencies
  pdf, 1.26Mb
• 11. Measuring chlorine levels in water supplies
  pdf, 953kb
• 12. Delivering safe water by tanker
  pdf, 786kb
• 13. Planning for excreta disposal in emergencies
  pdf, 696kb
• 14. Technical options for excreta disposal in emergencies
  pdf, 1.12Mb
• 15. Cleaning wells after seawater flooding pdf, 1.41Mb