Community response to the provision of alternative water supplies: A focus on chronic kidney disease of unknown aetiology (CKDu) in rural Sri Lanka

Until recently, households in the most chronic kidney disease-affected rural areas of Sri Lanka used untreated groundwater for drinking and cooking, but, by 2018, that share was only 35%. About 50% consume water treated reverse osmosis; others rely on piped water, delivery tanker rainwater harvesting. Based a new representative survey 1500 households, households’ propensities to treat adopt improved sources are shown be associated with their perceptions safety trust institutions provide alternatives well water.