Globally, ** percent of wastewater flow generated by households was safely treated in 2022. There are considerable disparities in wastewater treatment worldwide between countries. For instance, 100 percent of household wastewater flow is treated safely in the Netherlands, but less than ** percent is treated safely in countries like India, Russia, or the Democratic Republic of the Congo (DRC).
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UN-Water. (June 13, 2024). Proportion of domestic wastewater flow safely treated worldwide in 2022, by selected countries [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 30, 2026, from /statistics/1428895/wastewater-safely-treated-worldwide-by-country/
UN-Water. "Proportion of domestic wastewater flow safely treated worldwide in 2022, by selected countries." Chart. June 13, 2024. ÌÇÐÄÆÆ½â°æ. Accessed July 30, 2026. /statistics/1428895/wastewater-safely-treated-worldwide-by-country/
UN-Water. (2024). Proportion of domestic wastewater flow safely treated worldwide in 2022, by selected countries. ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 30, 2026. /statistics/1428895/wastewater-safely-treated-worldwide-by-country/
UN-Water. "Proportion of Domestic Wastewater Flow Safely Treated Worldwide in 2022, by Selected Countries." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 13 Jun 2024, /statistics/1428895/wastewater-safely-treated-worldwide-by-country/
UN-Water, Proportion of domestic wastewater flow safely treated worldwide in 2022, by selected countries ÌÇÐÄÆÆ½â°æ, /statistics/1428895/wastewater-safely-treated-worldwide-by-country/ (last visited July 30, 2026)
Proportion of domestic wastewater flow safely treated worldwide in 2022, by selected countries [Graph], UN-Water, June 13, 2024. [Online]. Available: /statistics/1428895/wastewater-safely-treated-worldwide-by-country/