As a Pan African Inter-governmental Agency, Water and Sanitation for Africa (WSA) complements regional efforts by providing continental leadership in the development of innovative and sustainable approaches, evidence-based policy advice, and advocacy services in the provision of water, sanitation and hygiene services in Africa. Previously known as the African Regional Centre for Water and Sanitation (CREPA), WSA has, since 1988, been developing innovative approaches and technologies in the sector. 

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