This statistic represents the proportion of the world's population with access to water sources in 1990 and 2011, by type of water source. In 1990, around 32 percent of the world's population had access to surface water.
Proportion of the world's population with access to water sources in 1990 and 2011, by type of water source
Characteristic
Piped on premises
Other improved sources
Unimproved sources
Surface water
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WHO, & UNICEF. (March 30, 2013). Proportion of the world's population with access to water sources in 1990 and 2011, by type of water source [Graph]. In Statista. Retrieved July 23, 2024, from https://www.statista.com/statistics/278657/world-drinking-water-coverage-by-type-of-water-available/
WHO, und UNICEF. "Proportion of the world's population with access to water sources in 1990 and 2011, by type of water source." Chart. March 30, 2013. Statista. Accessed July 23, 2024. https://www.statista.com/statistics/278657/world-drinking-water-coverage-by-type-of-water-available/
WHO, UNICEF. (2013). Proportion of the world's population with access to water sources in 1990 and 2011, by type of water source. Statista. Statista Inc.. Accessed: July 23, 2024. https://www.statista.com/statistics/278657/world-drinking-water-coverage-by-type-of-water-available/
WHO, and UNICEF. "Proportion of The World's Population with Access to Water Sources in 1990 and 2011, by Type of Water Source." Statista, Statista Inc., 30 Mar 2013, https://www.statista.com/statistics/278657/world-drinking-water-coverage-by-type-of-water-available/
WHO & UNICEF, Proportion of the world's population with access to water sources in 1990 and 2011, by type of water source Statista, https://www.statista.com/statistics/278657/world-drinking-water-coverage-by-type-of-water-available/ (last visited July 23, 2024)
Proportion of the world's population with access to water sources in 1990 and 2011, by type of water source [Graph], WHO, & UNICEF, March 30, 2013. [Online]. Available: https://www.statista.com/statistics/278657/world-drinking-water-coverage-by-type-of-water-available/