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Case Studies | Environmental Engineering | Indonesia | Volume 11 Issue 9, September 2022

Reviewing DMA in the Mojolangu Zone for NRW Reduction (Case Study: Malang City PDAM)

Anwar Romdloni ^[2]

Abstract: Population growth in Malang City resulted in an increase in the need for drinking water. To ensure the availability of drinking water, PeMalang City is trying to reduce Non Revenue Water (NRW). NRW data from the annual water balance of 28.57% or water equivalent which does not become an income of about 80 billion per year. The purpose of this study is to examine the condition of DMA in the Mojolangu Zone, analysis of investment feasibility and operational costs of DMA in the Mojolangu Zone area, strategic analysis in increasing the share of water loss against NRW reduction. The result of this study is the use of HDPE pipes one of the efforts to suppress leaks. The cause of NRW is caused by unmetered water consumption of 17.28%, physical water loss of 16.39% and non-physical water loss of 4.72%.

Keywords: DMA, HDPE, NRW

Edition: Volume 11 Issue 9, September 2022,

Pages: 649 - 654

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