Progress on wastewater treatment: Piloting the monitoring methodology and initial findings for SDG indicator 6.3.1

Overview

The SDG6.3.1 indicator report on “proportion of wastewater safely treated” describes the monitoring methodology developed and tested in consultation with wastewater experts, national sector experts and statistical authorities and harmonized with the International Recommendations for Water Statistics and established regional monitoring mechanisms.

The report also presents preliminary estimates for domestic wastewater for 79 mostly high- and middle-income countries and includes supplementary data on safe use of wastewater. Separate files can be downloaded for each country showing data sources, methods and assumptions applied to generate estimates.