Measured by the number of people who have a reasonable means of getting and adequate amount of clean water, expressed as a percentage of the total population. It reflects the health of a country's people and the country's ability to collect, clean, and distribute water. In rural areas, it implies that members of the household do not have to spend excessive time each day fetching water.
Water is safe or unsafe depending on the amount of bacteria in it.
Access to sanitation. Refers to the share of the population with at least adequate excreta disposal facilities that can effectively prevent human, animal, and insect contact with excreta. Suitable facilities range from simple but protected pit latrines to flush toilets with sewerage. To be effective, all facilities must be correctly constructed and maintained. Adult illiteracy rate.