The document discusses India's national water supply and sanitation programs. It notes that poor sanitation is a major public health issue and untreated sewage pollutes water sources. Various programs have been implemented since 1954 to improve access to safe drinking water and sanitation in both rural and urban areas. The key programs discussed are the Swachh Bharat Mission, which aims to eliminate open defecation by 2019, and the National Rural Drinking Water Program. Responsibility for water supply and sanitation is shared across different levels of government.