Household Water Treatment

A cup overflowing with water

In many parts of the world, communities lack the capacity to develop community water systems. In 2010, the United Nations recognized access to water and sanitation as a human rightexternal icon. Today, approximately 884 million people do not have access to safe water to drink.1 Household water treatment (treatment that happens at the point of water collection or use, rather than at a large, centralized location) improves water quality and reduces diarrheal disease.

Five methods are widely used for household water treatment:

Selecting the most appropriate treatment method for a household or community’s specific circumstances is often a complex decision. The most appropriate option for a household or community depends on existing water and sanitation conditions, water quality, cultural acceptability, implementation feasibility, supply chains, availability of technology, and other local conditions.