Water Engineering and Development Centre

Mobile notes

This collection of illustrated mobile notes on aspects of water, sanitation and hygiene in low- and middle-income countries has been designed for people on the move. Composed especially for smartphones and tablets, they can be read online or downloaded free of charge. The list below links to each item in the collection and is updated periodically as new notes are added to the collection. From each note, click on a home icon to return to the list.

 WHO Technical Notes on Drinking-water, Sanitation and Hygiene for Emergencies

  1. Cleaning and rehablitating hand-dug wells (31)
  2. Cleaning and rehabilitating boreholes (32)
  3. Cleaning and disinfecting water storage tanks and tankers (33)
  4. Rehabilitating small-scale piped water distribution systems (34)
  5. Emergency treatment of drinking-water at the point of use (35)
  6. Rehabilitating water treatment works after an emergency (36)
  7. Solid waste management in emergencies (37)
  8. Disposal of dead bodies in emergency conditions (38)
  9. How much water is needed in emergencies (39)
  10. Hygiene promotion in emergencies (40)
  11. Measuring chlorine levels in water supplies (41)
  12. Delivering safe water by tanker (42)
  13. Planning for excreta disposal in emergencies (43)
  14. Technical options for excreta disposal in emergencies (44)
  15. Cleaning wells after seawater flooding (45)