Fig. 5From: Households with unimproved water sources in Ethiopia: spatial variation and point-of-use treatment based on 2016 Demographic and Health SurveyClusters categorized by the spatially smoothed coverage rates of unimproved water for the overall population and by each quintile. The percentage of unimproved water coverage was high in the North, South, and East with a clear pattern after the spatial smoothing processBack to article page