Safely managed: improved source accessible on premises, available when needed and free of contamination. Basic: improved source within 30 minutes round trip collection time. Limited: improved source over 30 minutes round trip collection time. Unimproved: an unprotected dug well or unprotected spring. Surface water: drinking water directly from a river, dam, lake, pond, stream, canal or irrigation canal.
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Share of global population using drinking water services 2015-2022, by source
The proportion of the world's population with access to safely managed drinking water increased from ** percent to ** percent between 2015 and 2022. As of 2022, four percent of the world's population only had access to unimproved drinking water services. Unimproved drinking water comes from unprotected dug wells or unprotected springs. Regionally, Sub-Saharan Africa and Oceania had the lowest share of populations with access to at least basic drinking water services.
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WHO, & UNICEF. (July 5, 2023). Distribution of population with access to drinking water worldwide in 2015 and 2022, by source [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 15, 2026, from /statistics/746329/drinking-water-global-coverage-by-type/
WHO, und UNICEF. "Distribution of population with access to drinking water worldwide in 2015 and 2022, by source." Chart. July 5, 2023. ÌÇÐÄÆƽâ°æ. Accessed July 15, 2026. /statistics/746329/drinking-water-global-coverage-by-type/
WHO, UNICEF. (2023). Distribution of population with access to drinking water worldwide in 2015 and 2022, by source. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 15, 2026. /statistics/746329/drinking-water-global-coverage-by-type/
WHO, and UNICEF. "Distribution of Population with Access to Drinking Water Worldwide in 2015 and 2022, by Source." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 5 Jul 2023, /statistics/746329/drinking-water-global-coverage-by-type/
WHO & UNICEF, Distribution of population with access to drinking water worldwide in 2015 and 2022, by source ÌÇÐÄÆƽâ°æ, /statistics/746329/drinking-water-global-coverage-by-type/ (last visited July 15, 2026)
Distribution of population with access to drinking water worldwide in 2015 and 2022, by source [Graph], WHO, & UNICEF, July 5, 2023. [Online]. Available: /statistics/746329/drinking-water-global-coverage-by-type/
