Results 1 to 10 of about 541,134 (172)

Dynamic analysis of non-revenue water in district metered areas under varying water consumption conditions owing to COVID-19 [PDF]

Heliyon, 2023
Increasing water demands and high water losses have rendered securing safe water challenging in the 21st century. Although non-revenue water (NRW), as a percentage of system input, has been commonly used by water utilities worldwide, in-depth analyses on
Ashan Pathirane, Shinobu Kazama, Satoshi Takizawa   +2 more
doaj   +3 more sources

DETERMINANTS OF NON-REVENUE WATER [PDF]

Malaysian Journal of Computing, 2021
Water is one of the most essential needs in human daily life. Water losses or Non-Revenue Water (NRW) refers to the treated water that has been produced from water plant which did not reach to the customer.
Haslinda Ab Malek, Mohamad Hafizi Zakaria, Muhammad Luqman Zulkifli, Nur Farahin Roslan   +3 more
doaj   +2 more sources

Non-revenue Water Reduction

Qeios, 2023
SCADA systems are essential for water management in smart cities. They provide real-time monitoring, control, early detection of issues, efficiency improvements, enhanced resilience, and data-driven decision support. By leveraging SCADA technology, water utilities can optimize operations, reduce water losses, ensure a reliable supply, and contribute to
Zakaria Yehia
openaire   +2 more sources

Evaluation of dynamic eco-efficiency of water companies: the influence of non-revenue water and water supply interruptions

npj Clean Water, 2023
Benchmarking the dynamic performance of water companies is a powerful tool to develop sound policies. However, it requires the use of reliable and robust methods and quality of data. In this study, the stochastic nonparametric envelopment of data (StoNED)
Alexandros Maziotis, Maria Molinos-Senante, Ramón Sala-Garrido, Manuel Mocholí-Arce   +3 more
doaj   +2 more sources

Managing non-revenue water in Mwanza, Tanzania: A fast-growing sub-Saharan African city

Scientific African, 2021
High non-revenue water (NRW) and unreliable water supply services are major challenges in operations of the water infrastructure of most fast-growing cities in developing countries.
Upendo Paul Shushu, Hans Charles Komakech, David Dodoo-Arhin, David Ferras, Mitthan Lal Kansal   +4 more
doaj   +2 more sources

Beyond Leakage: Non-Revenue Water Loss and Economic Sustainability

Urban Science
Water loss in urban supply systems poses significant challenges for water utility companies worldwide, affecting both sustainable access to clean water and the financial viability of utility operations.
Eleonora Santos
doaj   +2 more sources

A novel method for evaluating and establishing benchmarks for non-revenue water through performance indicators (NRWPI)

Discover Water
In the realm of water resource management, the complex relationship between Non-Revenue Water (NRW) and Key Performance Indicators (KPIs) is a vital task for water resources management experts.
Hatem AbuEltayef, Khaldoun AbuAlhin, Khalil Alastal   +2 more
doaj   +2 more sources

Economic implications of non-revenue water and long-run marginal cost for Tulcán’s public water utility

Applied Water Science
Non-revenue water (NRW) is a persistent global problem generated in municipal systems, causing millions of cubic meters of water to be wasted per year, becoming a financial obstacle for water and sanitation companies, and generating economic losses.
David Carrera-Villacrés, Fabián Rodríguez-Espinosa   +1 more
doaj   +2 more sources

Toward Sustainable Water: Prediction of non-revenue water via Artificial Neural Network and Multiple Linear Regression modelling approach in Egypt

Ain Shams Engineering Journal, 2022
Background: This research paper studied the parameters affecting the non-revenue water in Egypt. The neural model was developed to forecast the NRW ratio before and after network rehabilitation using main parameters and statistical data for various ...
Mona Rafat Elkharbotly, Mohamed Seddik, Abdelkawi Khalifa   +2 more
doaj   +3 more sources

Assessment of non-revenue water in the urban water distribution system network in Cameroon (Central Africa)

Water Science and Technology: Water Supply
This paper aims to assess non-revenue water (NRW) in the urban water distribution system in Cameroon. The methodological approach used in this study was based on online searches using the databases such as Google Scholar, Web of Science, PubMed, and ...
VÍCTOR Dang Mvongo, Celestin Defo
exaly   +2 more sources