-- Household Survey Data on Coverage -- Alternative Sources of Drinking Water -- Conclusion -- Notes -- References -- Chapter 3 … Decile, 2013 -- 2.5 Concentration Curves for Sources of Drinking Water, 2009/10 -- 2.6 Concentration Curves for Sources of … Drinking Water, 2012/13 -- 3.1 Demand and Supply Constraints to Piped Water Coverage -- 5.1 Density Function for Piped Water …