One of the major challenges facing water utilities around the world but especially in Low and Middle Income Countries (LAMIC) is the high level of water losses either through physical losses (leakage) or commercial losses (customer meter under-registration and theft of water in various forms). This difference between the amount of water put into the distribution system and the amount of water billed to consumers is known as “Non-Revenue Water” (NRW). Levels of NRW in South and Southeast Asia are among the highest in the world. This paper will give an update of the general NRW situation in the various countries and the ongoing remediation measures.

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