Collection

Mar 3, 2022

Learn About Household Water Treatment

Household Water Treatment and Safe Storage (HWTS) is an excellent intervention option to improve access to clean safe drinking water in homes, schools and clinics in your community. Learn the basics in this series of short, online learning modules.

Explore the advantages and limitations of a wide variety of household water treatment options and discover key factors and considerations to implement a successful HWTS program.

Topics covered in this series include:

  • The Multi-Barrier Approach to Safe Drinking Water
  • Introduction to Household Water Treatment and Safe Storage
  • Source Water Protection
  • Safe Water Transportation
  • Sedimentation Methods
  • Filtration Methods
  • Disinfection Methods
  • Safe Storage and Handling
  • Program Implementation Approaches

Languages

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Explore the different point-of-use water treatment methods and technologies

E-Learning

Mar 2, 2022

Sedimentation Method: Settling

Learn about the advantages and limitations of using settling as a method of sedimentation in a point-of-use water treatment system.

E-Learning

Mar 2, 2022

Sedimentation Method: Natural Coagulants

Why would you choose a natural coagulant for sedimentation? Learn about their advantages and limitations as a method of sedimentation in a point-of-use water treatment system, in this module.

E-Learning

Mar 2, 2022

Sedimentation Method: Chemical Coagulants

Learn about the advantages and limitations of using chemical coagulants as a method of sedimentation in a point-of use water treatment system.

E-Learning

Mar 3, 2022

Filtration Method: Cloth Filter

How well does cloth filtration work? Learn about the advantages and limitations of using a cloth filter in a point-of-use water treatment system.

E-Learning

Mar 3, 2022

Filtration Method: Ceramic Pot Filter

Explore the advantages and limitations of using a ceramic pot filter in a point-of-use water treatment system.

E-Learning

Mar 3, 2022

Filtration Method: Ceramic Candle Filter

Considering ceramic candle filters for your point-of-use water treatment system? Learn about their advantages and limitations, in this module.

E-Learning

Mar 3, 2022

Filtration Method: Biosand Filter

Why would you use a biosand filter in a point-of-use water treatment system? Learn about the strengths and limitations of the Biosand filter.

E-Learning

Mar 3, 2022

Filtration Method: Membrane Filter

What are the benefits and drawbacks of using a membrane filter? Learn about using a membrane filter in a point-of-use water treatment system.

E-Learning

Mar 3, 2022

Disinfection Method: SODIS

How well does solar disinfection work? Learn about the advantages and limitations of using a clear bottle placed in the sun to disinfect drinking water.

About CAWST

CAWST is a Canadian charity and licensed engineering firm. We address the global need for safe drinking water and sanitation by building local knowledge and skills on household solutions people can implement themselves.

Supported by

Development of this website and creation of collections of emergency themed tools on Water Treatment, Water Quality Testing, Behavior Change and Sanitation funded by Bureau of Humanitarian Assistance - USAID.

This project is made possible by the generous support of the American people through the United States Agency for International Development (USAID). The contents are the responsibility of CAWST (Centre for Affordable Water and Sanitation Technology) and do not necessarily reflect the views of USAID or the United States Government.

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