The nonrevenue water solution allows you to manage your water distribution. Assessment of nonrevenue water and developing strategy and implementation action plan for reduction of nonrevenue water in lucknow smart city. Leakssuite library endorses this important initiative promoting international non revenue water awareness. Global water shortages, urbanization, environmental regulations, and process inefficiencies are all contributing to a crisis in the water wastewater industry. The telog ldr32 leak detection sensor hardware combined with the trimble unity leakmanager software provides a clear, accurate and updated picture of the condition and integrity of the water network. The awwa water loss control committee soon published its m36 water audits and loss control programs, and subsequent free water audit software.
A software is developed to determine the components of apparent. Non revenue water nrw is water that has been produced and is lost before it reaches the. Identification of these parameters is so important especially in countries with. Find out how infrastructure leakage index ili can help. Advances in waterloss management tools, including digital leakdetection technology, advanced network monitoring software and smart metering, now offer opportunities for tackling nonrevenue water. In a water constrained environment, nrw management often offers superior costeffectiveness compared to supply augmentation. Nonrevenue water spaghetti network repairs and leaks. This report is part of the water loss control committees work to evaluate and update the nonrevenue water kpis in awwas m36 water audits and loss control programs and. Capturing real water loss is a critical step in mitigating non revenue water nrw. Advances in water loss management tools, including digital leakdetection technology, advanced network monitoring software and smart metering, now offer opportunities for tackling non revenue water. An important feature is the financial analysis module. A smarter future for water distribution and nonrevenue water. Providing safe and reliable access to clean water is a key challenge for utilities around the world.
Get a handle on distribution system leakage with the right performance indicators, calculated for you on the fly. Trimble announces non revenue water loss software jun. Key words water supply, utilities, non revenue water, benchmarking, developing countries. Trmb announced today a new insertion flowmeter and comprehensive digital water management solution for monitoring flow and pressure to reduce non revenue water nrw in drinking water systems. Innovation in water distribution and nonrevenue water nrw reduction forms a large part of the solution to these challenges. Much of the innovation we see is in the use of data and analytics to smooth supply, minimize the strain on creaking infrastructure, and. For small utilities, average water validity scores ranged from 31 to 81, with an average of 52. Regarding the curtailment of real losses, hauberdavidson said ultrasonic flow metering with advanced leak detection technology is leading the way.
A decade of a lifetime in water older post what we built at the sensus reach 2019 hackathon. This paper introduces a procedure to calculate the nonrevenue water in urban water systems. Key words water supply, utilities, nonrevenue water, benchmarking, developing countries. A comprehensive software package to tackle nonrevenue water.
Assessment of non revenue water and developing strategy and implementation action plan for reduction of non revenue water in lucknow smart city. For those reasons, reducing non revenue water nrw and closing the gap between the volume of supplied water and the water usage billed is top of mind to increase and maintain efficiency and improve sustainability. Aug 31, 2016 non revenue water nrw management allows utilities to expand and improve service, enhance financial performance, make cities more attractive, increase climate resilience and reduce energy consumption. Conferences, water data, water conference, sensus, hackathon, nonrevenue water, digital solutions, xylem, software engineering newer post the 2010s. Its impact is felt everywhere, from developing nations to the most technologically advanced countries. Understanding real water loss is complex, especially given meter inaccuracy. How effective are nonrevenue water reduction programs.
The bestpractice conference on nonrevenue water management, organised by the association of arab coun tries water utilities acwua in january 2010 in rabat, gave. Nonrevenue water is one of the lowest hanging fruits in order to improve the efficiency of water utilities around the world. Water audits and water loss control for public water. Non revenue waternrw is the volume of water lost through commercial and physical means as a proportion of water produced. Losses can be real losses through leaks, sometimes also referred to as physical losses or apparent losses for example through theft or metering inaccuracies. Assessment of performance indicators for nonrevenue water targetsetting and progress tracking. Nonrevenue water leak detection programs echologics. In viet nam, like in many parts of developing asia, most water utilities have a limited understanding of their existing infrastructure systems, resulting in undervalued. From unmetered water and inaccurate billing to delayed customer leak detection resulting in higher leak forgiveness costs to unauthorized use, apparent loss can cause revenue instability.
Latest on low ilis in small systems from north american water loss on leakssuite library soon. Water office assists you in reducing nonrevenue water. How effective are non revenue water reduction programs. Global water shortages, urbanization, environmental regulations, and process inefficiencies are all contributing to a crisis in the waterwastewater industry. Win your day with a nonrevenue water solution tailored for your utility. This report is part of the water loss control committees work to evaluate and update the nonrevenue water kpis in awwas m36 water audits and loss control programs and the associated free water audit software. Larger systems tended to score a little better, with performance rankings from 38 to 81, with an average of 62.
The first step in addressing nonrevenue water is ensuring accurate meter readings. Definition, terminology, and approach 4 nonrevenue water estimates for asia 7 nonrevenue water impact on water utility efficiency 9 nonrevenue water impact on customers 12 nonrevenue water and the urban poor 14 the importance of establishing a water balance 15 what you should know about physical losses 17. Water utilities globally are facing challenges associated with climate change and aging water infrastructure. A software tool for nonrevenue water calculations in urban. Much of the innovation we see is in the use of data and analytics to smooth supply, minimize the strain on creaking infrastructure, and reduce losses from leakage and bursts. This not only means significant amounts of lost revenue, but also inefficient use of our most precious resource. The standard terminology includes the terms authorized consumption, real loss, apparent loss and non. Leaks, mishandled data, metering inaccuracies, and unauthorized consumption all contribute to nonrevenue water. Want to see our nonrevenue water management software in action.
Nonrevenue water is the difference between system input volume and billed authorized consumption, and it consists of the following. Reduction and control of nonrevenue water lysa group. Non revenue water nrw is water that has been produced and is lost before it reaches the customer. May 15, 2014 first, acoustic leak detection is an important way that utilities can identify and account for non revenue water. Nrw can occur through physical losses from leaking and broken pipes, which are caused by poor operations and maintenance, the lack of active leakage control, and poor quality of underground assets. Trimble announces new insertion flowmeter and software for enabling utilities to reduce nonrevenue water loss. This powerful cloudbased, analytical software platform allows you to leverage data from the r900 system. Nonrevenue water nrw refers to the considerable difference between water put into a distribution system and the amount billed to consumers 1. Trimble announces nonrevenue water loss software jun. Reducing this impact is a unifying goal within the water office framework.
Lysasoft a simple and efficient software for your water businesses. Leaks, mishandled data, metering inaccuracies, and unauthorized consumption all contribute to non revenue water. Share picturesblogsarticles with gary or roland for world water loss day web page. In north america, nonrevenue water can be between 20 and 30 percent. Three components of nonrevenue water physical loss leakage from all parts of the system and overflows at the utilitys tanks caused by poor operations and maintenance,the lack of active leakage.
Purenet integrated non revenue water and asset management software by pure technologies a xylem brand. Request pdf a software tool for nonrevenue water calculations in urban water systems in conjunction with hydraulic and gis models this paper. Epa would like to acknowledge the following members of the technical advisory group for their recommendations. Water loss control american water works association. Abstract several software tools are available that can assess the performance of nonrevenue water nrw in water distribution networks and. Combining advanced 4g lte wireless iot sensors and innovative cloud and mobile software, the comprehensive smart water solution helps reduce water loss. A smarter future for water distribution and nonrevenue. Physical losses may be attributed to leakages and bursts whereas commercial losses emanate from illegal connections, unmetered public use, meter error, unbilled metered use and water for which no payment is collected.
Join the thousands of neptune water utility customers to find. Learn how migration to smart pumping can help you address these challenges and reduce energy waste in water processing and delivery by up to 25%. Lysacoach a management support for small and mediumsized companies. Non revenue water, or nrw, is defined as the difference in water supplied and the total amount of billable water received by the endusers. A software tool for nonrevenue water calculations in. Water balance, using the iwa methothology for the year 2011 in cubic meters distribution system input volume authorised consumption billed authorised consumption revenue water unbilled authorised consumption nonrevenue water water losses apparent losses real losses water balance year 2011 9% rl2. A software is developed to determine the components of apparent and real losses. Water management nonrevenue water reduction management.
Learn how migration to smart pumping can help you address these challenges and reduce energy waste in water processing and delivery by up to. Capturing real water loss is a critical step in mitigating nonrevenue water nrw. Technical reports american water works association. The first step in addressing non revenue water is ensuring accurate meter readings. Nonrevenue water is perhaps the most pressing issue facing the water industry at large. Best practices to consider when evaluating water conservation and efficiency as an alternative for water supply expansion 4. Nonrevenue water, or nrw, is defined as the difference in water supplied and the total amount of billable water received by the endusers. A dynamic combination of acoustic leak sensors, ami technology and innovative data analysis software enables proactive leak mitigation. The telog ldr32 leak detection sensor hardware combined with the trimble unity leakmanager software provides a clear, accurate and updated picture of the condition and integrity of. Nrw can also come from commercial losses caused by the underregistration of customer meters, data handling errors, illegal. First, acoustic leak detection is an important way that utilities can identify and account for nonrevenue water. The management of nonrevenue water nrw needs to be understood as a key human security challenge, especially in waterscarce regions of the world.
Mar 14, 2018 innovation in water distribution and non revenue water nrw reduction forms a large part of the solution to these challenges. Piloting integrated non revenue water nrw and asset. Aug 21, 2016 infrastructure asset management gis software solutions. Nonrevenue water percentage nrw reflects the difference between the amount of water supplied through the water distribution system and that billed to customers. The management of non revenue water nrw needs to be understood as a key human security challenge, especially in water scarce regions of the world.
Similarly, israeli water utility mei carmel has just deployed loggers and visualization software as part of efforts to cut nonrevenue water levels to. Defining the components of nonrevenue water is often the first step to measurement and improvement, and water audits utilizing the water balance methodology framework and definitions ensures a. The issues and challenges of reducing nonrevenue water. The right tools enable you to take the right action to minimize both real and apparent water loss and start regaining revenue. Piloting integrated non revenue water nrw and asset management asm software for nghe an water supply company in viet nam project result case study 30 september 2015. Non revenue water is perhaps the most pressing issue facing the water industry at large. Stream consumption activity into actionable data and conserve water. Infrastructure asset management gis software solutions. High levels of nrw are detrimental to the financial viability of water utilities, as well to the quality of water itself. Authorized consumption is water that is used by known customers of the water system. Around the world we still see that nonrevenue water accounts for 25 to 50 per cent of the total water supply and in emerging markets we have experienced even up. Nonrevenue water nrw management allows utilities to expand and improve service, enhance financial performance, make cities more attractive, increase climate resilience and reduce energy consumption.
Around the world we still see that nonrevenue water accounts for 25 to 50 per cent of the total water supply and in emerging markets we have experienced even up to 75 per cent nonrevenue water. Our software collects data from various portals, such as scada, gis, invoicing. Trimble announces new insertion flowmeter and software for. Nonrevenue water nrw services echologics have the expertise, tools and experience required to assist water utilities in the implementation of a water audit following current industry best practices developed by the awwa and iwa. The solution combines both correlating sensors and cloud software to monitor, detect and analyze leaks. The american water works association awwa has developed water audit software which allows utilities to rate the overall degree of validity of. Real and apparent losses account for over 30% of all water produced by suppliers globally. Non revenue water is a real problem for many water utilities. Nonrevenue water is lost before it reaches your customers and before it can generate. This percentage includes real or physical losses like water leakage, and apparent losses such as. The arguments to reduce water losses are compelling, but reducing.
Unbilled authorized consumption usually a minor component of water balance, apparent losses, and real losses. Wireless leak monitoring and detection trimble water. It lets you evaluate your water leakage costs versus work expenses, enabling you to make smart and valid decisions for the future. Compare similar groups of users, monitor distribution lines for leaks and changes in water pressure and keep cash flowing. Definition, terminology, and approach 4 non revenue water estimates for asia 7 non revenue water impact on water utility efficiency 9 non revenue water impact on customers 12 non revenue water and the urban poor 14 the importance of establishing a water balance 15 what you should know about physical losses 17. Water audits are now required to show reduction in water loss for conservation efforts. To many, reducing water losses is seen as key to more sustainable water management. Trmb announced today a new insertion flowmeter and comprehensive digital water management solution for monitoring flow and pressure to reduce nonrevenue water nrw in drinking water systems. The non revenue water solution allows you to manage your water distribution network proactively and intelligently. The international energy agency estimated that nrw around the world averages out to be around 34%, though the numbers can differ by region. The nonrevenue water solution allows you to manage your water distribution network proactively and intelligently. In addition, theres pressure to limit leakage and nonrevenue water nrw loss, which includes leakage of treated water from assets within drinking water systems.
For those reasons, reducing nonrevenue water nrw and closing the gap between the volume of supplied water and the water usage billed is top of mind to increase and maintain efficiency and improve sustainability. Benchmarking nrw, identifying leaks, prioritizing a capital plan, and tracking nrw over time are key steps to solving this problem. Application of anonymous reporting in curbing nonrevenue. Sep 30, 2015 piloting integrated non revenue water nrw and asset management asm software for nghe an water supply company in viet nam project result case study 30 september 2015. David bracciano, tampa bay water chris butts, georgia green industry association. The difference between the amount of water a utility puts into the distribution system and the amount of water billed to consumers is known as non revenue water nrw.
768 696 504 851 357 763 203 918 310 1185 212 1469 525 1067 552 420 703 1136 640 1019 524 589 32 343 1273 718 973 262 1119