Proportion of domestic wastewater flow safely treated worldwide in 2022, by selected countries

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Release date

June 2024

Region

Worldwide

Survey time period

2022

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Global share of wastewater safely treated 2022, by country

Published by
Won So,
Jan 20, 2026

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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