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W.M.I. - Water Management International

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  3. Diagnosis and action plan to reduce the non-revenue water of the water distribution network

Diagnosis and action plan to reduce the non-revenue water of the water distribution network

Integrated project for the diagnosis and the reduction of non-revenue water in the study area of Sultanahmet Eminonu, in the center of Istanbul.​

  • Project execution dates
    from October 2007 to May 2008
  • Localization
    Istanbul / Turkey
  • Expertise domains
    • Commercial optimization
    • Technical optimization
Description of the WMI service
  • Sectorization’s checking of the area and installation of macro-metering in the input area
  • Determination of the initial losses in the area
  • Hydraulic modeling of the area
  • Campaign measurements of flow/pressure
  • Systematic leakage detection (visible and invisible leaks) using geophones and acoustic correlators on a 10 km network linear
  • Modulation of pressure
  • Evaluation and updating of the customers’ database
  • Customers’ inventory in the area and optimization of micro-metering
  • Optimizing of the large consumers management
  • Identification and regularization of illegal connections
  • Determination of the final losses, highlighting of achievements and redaction of final report
  • Training and technology transfer
Key Results
  • 25 %
    of reduction of water losses
  • From 28% to 10%​
    of reduction of estimated losses
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