Access the evidence you need to make informed decisions. Our Knowledge Hub is a curated library of the latest research, case studies, and practical guides from leading experts in the WASH sector. Deepen your understanding of critical challenges and emerging best practices.
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Latest sync: September 5, 2026, 6:05am
Waterborne Parasites
Factsheet
Provides information on common waterborne parasites and the health risks associated with them. The guide also discusses various water treatment methods that can be used to remove or inactivate these parasites, including filtration, chlorination, and solar disinfection.
Water Treatment Methods
Factsheet
The article provides an overview of various water treatment methods, including filtration, disinfection, and chemical treatment.
Cholera
Factsheet
Discusses the global burden of cholera, a bacterial infection that causes severe diarrhea and dehydration, and can lead to death if left untreated.
Introduction To Safe Water
Factsheet
Discusses the importance of safe water access as a fundamental human right, and the need for a multi-sectoral approach to addressing the water crisis, which includes not only water and sanitation infrastructure but also health education.
Water Quality Testing
Factsheet
Shows the importance of testing for different types of contaminants, such as bacteria, viruses, and chemicals, and the methods used to detect and measure these contaminants.
Chlorine Tablet Use for Household Water Treatment in Emergencies: Guidance for Tablet Selection
The guide provides information on the use of chlorine tablets as a water treatment method in emergency situations, such as natural disasters or humanitarian crises.
Sustaining Reverse Osmosis Water Treatment Systems: An Example from Bangladesh
The brief provides an overview of reverse osmosis (RO) as a water treatment method for households, including how it works, its benefits and limitations, and factors to consider when selecting an RO system.
USAID Water and Sanitation Results
USAID's efforts to improve water security and access to safe drinking water in developing countries
Averting a Cholera Epidemic in the Wake of Dual Natural Disasters
Describes USAID's response to the 2017 cholera outbreak in Sierra Leone, which was exacerbated by flooding and mudslides caused by heavy rains.