26 — 29 April 2026 · Rio de Janeiro · Brazil
Converting Water Loss into Climate Action: How Strategic NRW Management drives Climate Solutions. AI-generated talk summaries with live translation and transcription.
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Solutions and opportunities for water loss reduction. Innovative financing mechanisms, blended finance, public-private partnerships and performance-based contracts to accelerate progress toward a water-secure future.
11:00 — 12:30Assessment of current practices with Water Loss KPIs, collection and analysis of NRW data across 80+ countries, and Guidance Notes on Best Practices and Challenges in the use of Key Performance Indicators for Water Loss.
13:30 — 15:00Why reducing water losses is not just about efficiency, but about safeguarding long-term water access, security and resilience. Global strategies, technologies, innovations and case studies.
18:30 — 20:30Opening cocktail and networking with delegates from over 140 countries.
Mestre de Cerimônias da plenária de abertura — abriu o evento, apresentou os speakers institucionais e situou a agenda do congresso.
Welcome address: anunciou o novo benchmark global de NRW — 149 bilhões m³/ano (133 países, 770M pessoas equivalentes).
Discurso institucional do anfitrião: ABES como host do congresso, contexto do saneamento brasileiro e 37% NRW per SNIS.
Apresentação institucional ABES — 40k+ membros, 17 eixos PNQS, 60+ países representados no evento.
"The work you do has never been more important." Apenas 15% dos dados são utilizados — IUWM, Singapore Four Taps, Chennai 2019.
Keynote: "Demystifying AI" — Pain First, Tech After. 3 gerações de IA (rules → ML → LLMs). LLMs não são accountable.
Summary of Workshop 2: Results of the IWA Global Water Loss KPI Initiative (IWA WLSG)
Good Planning is Half the Battle — How Early Decisions Influence the Later Water Loss Situation
When Old Policy Meets Modern Practice: Joliet's Journey Beyond Percentage-Based Water Loss Reduction
The Dark Side of Nice Numbers
Putting Hydraulic Modelling at the Heart of Water Loss Reduction
Determination of Water Network Sectorisation Based on Hydraulic Head Time Series Classification
Networking Zoning and DMAs Management: Results and Remarks After 10 Years of Implementation in Acquedotto Poiana
Improving DMA Reliability Through Smart Valve Monitoring: SWDE's Innovative Approach
Case Study: Permanent Acoustic Leak Detection Systems Using NB-IoT and Artificial Intelligence in Latin America
Gerenciamento de Eventos com IA para Redução de Perdas
How Pipe Condition Assessment Delivered Return on Investment in Singapore
Integrating Physical Inspections and AI-Driven Analysis for Smarter Asset Management: A Case Study of ETRA SpA in Northern Italy
Retrospective Analysis and Insights from Asset Management Studies on Water Networks in Suez Water France
Tackling Kenya's Recurrent NRW Crisis Through Proven Approaches in Capacity Building, Community Responsibility and Real-Time Monitoring
Benchmarking of Water Efficiency Audits of Catalan Water Supply Services
NRW Reduction, Neptune or Casupa? Montevideo Water System Facing the Water Loss Economic Level
Insertion Flowmeters as a Tool for Identifying Real Losses in Transmission Mains
Geotecnologias na Detecção de Vazamentos: Solução para Gestão Operacional e Redução de Perdas
Case Studies on Retrofitting a Drinking Water Pipeline with an Internal Fiber Optic Sensing Cable
Exploring the Transferability of Leakage Management Interventions: Inter-Utility Lessons for New York City
Inspeção de Recebimento de Hidrômetros: Garantia da Qualidade Metrológica, Conformidade e Sustentabilidade Operacional
Melhor Medir Melhor — Gestão Assertiva de Hidrômetros e Capacitação Técnica Contínua no Combate às Perdas Aparentes
Otimização da Renovação de Hidrômetros para Aumento da Eficiência Operacional
Analysis of Ultrasonic Meter Performance for Domestic Submetering in Multi-Unit Residential Buildings
Digital Twin for Smart Water Network Management
Battling NRW in Greece: Smart Already, Trying to Become Intelligent, Pursuing to Get Wise
Mapeamento Participativo de Perdas de Água: Uso de VGI, OpenStreetMap e Plataformas Abertas para Engajamento Cidadão
Advancing Carbon Accountability in Water Loss Management: Progress and Pathways for the Leakage Emissions Initiative
Carbon Emission Savings in Reggio Emilia Leakage Reduction Project
Previsão de Demanda e Reservação no Planejamento Operacional e Estratégico no Combate à Estiagem
Enhancing Leak Localization in Water Distribution: Maynilad's Experience Using Pressure Differential Analysis for DMA Diagnostic
Open-Source Approach for Water Loss Reduction and Operational Management of Water Supply Systems through GIS Integrated with Hydraulic Modeling
Lessons from Using Machine Learning Algorithms on Public Domain Data to Understand Taipei Water's Leakage Reduction Success Story
Networking event for the Women's Network at Water Loss 2026.
Detecting the Undetectable: Aganova's Nautilus System Tackles Leaks Across 100+ kms of Curitiba's Trunk Main Water Pipeline Network
Evaluating the Effectiveness of Clamp-On Meters on Transmission Mains
Leak Localization in Intermittent-Flow Pipes Using Thermohydraulic Modeling
Leak Detection on Plastic Pipes. What's Changed?
Transforming Intermittent Water Supply to Continuous 24/7 Service in Addis Ababa: A Performance-Based Approach to Water Loss Reduction
Comissionamento de Áreas de Controle de Vazão e Pressão
Reducing Bursts and Background Leakage with Predictive Control
Reducing the Leakages on the Way to 20 Million Residents, Istanbul's NRW Journey Over 5 Years
Assessment and Management of Water Losses in Water Distribution Systems: A Case Study in Barbados
25 Years of Experience in Implementing and Developing Water Loss Reduction Strategy at the Water and Wastewater Utility Company in Gliwice, Poland
Aumento da Eficiência Energética e Redução de Perdas de Água em Setores de Abastecimento no Município de Itapevi-SP
Solving the FAVAD Equation
Performance Based Incentive Program for Non-Revenue Water Reduction in Lilongwe City
Contrato Baseado em Resultados para Redução de Volume Perdido e Incremento do Volume por Ações de Combate às Perdas Aparentes e Reais
Why Performance-Based Contracts Are Not a Panacea for Reducing Non-Revenue Water
Performance-Based NRW Contracts Under Intermittent Supply: What Works, What Breaks and What We Should Rethink
Análise de Dados de Medidores Inteligentes para Otimização da Gestão Hídrica em Utilities de Água
Digital Water and Data-Driven Innovation: The LRH Strategy
Avoiding Vendor Lock-In Through an Open Ecosystem Approach to Non-Revenue Water Reduction in Flanders
Overcoming Operational Barriers in Small, High-Cost Systems: Non-Revenue Water Reduction in Tocopilla, Chile
Até Onde Compensa Reduzir? Avaliação do Nível Económico de Perdas do Sistema de Abastecimento de Água do Porto
A Perda Já Parte de 15% Devido à Imprecisão da Medição. Como Mitigar de Forma Perene? Medidores Eletrônicos com Mais de 8 Anos Performando Como Novo
Analysis and Prediction of Unauthorised Consumption Using ANN
Desenvolvimento de um KPI Integrado para Avaliação da Efetividade na Distribuição de Água
Beyond Leak Detection: How AI is Revolutionizing Water Loss Management
Integrating Smart Technologies with Legacy Operations: A Full-Scale Digital NRW Strategy for Urban Networks
Switching from Reactive to Proactive Mode — The Key Push of the Digital Transformation
A Case Study: Leveraging SCADA to Address Potable Water Scarcity in Kathmandu Valley, Nepal, 2020-2025
Monitoring of Hydraulic Grade Lines by Micro-Pressure Management Using AI for Leakage Detection and Operational Efficiency in Rio de Janeiro
Flow Balance Analysis in Trunk Main Leakage Investigations
Letting the Data Decide Where to Look: Enough Water Saved to Fill 4,000 Olympic Pools
Smart Water Management and Loss Reduction Through Insertion Electromagnetic Flow Measurement: The Águas do Rio Case Study
A Review of Progress in Water Loss Management in Brazil over the Last Ten Years
Real Water Loss Assessment in the Context of Water Cost, Water Stress and Energy Use
The Water Loss Control Program of Vitens in the Netherlands Aiming to Almost Eliminate NRW in 2030 at the Latest
An In-Depth Look into Different Types of Technologies within Satellite-Based Leak Detection
From Manual Reading to Smart Metering: Technical and Operational Challenges in Deploying IoT Solutions Under SABESP Contracts
Management of Commercial Losses in Municipalities with Different Socio-Economic Contexts — Case Study of Vitória and Metropolitan Region
When to Replace a DN15 Residential Water Meter?
Conquering the Cobra
Effective Contractual Frameworks for Water Loss Reduction in Africa: Insights from Two Decades of Experience
Maturity Model for Water Utilities: Bridging Performance Contracts with Water 4.0 and AI
Uso de Sensoriamento Remoto por Satélite na Detecção de Vazamentos de Água: Experiência da Aegea no Rio de Janeiro
Reducing Water Loss Through Satellite Leak Detection: A Joint Initiative of Seven Water Utilities in the Algarve (Portugal)
Use of Satellite-Based Detection for Non-Revenue Water Recovery, Focused on Financial Sustainability in Drinking Water and Drainage Service Providers
Come and learn about the WLSG activities, contribute to the discussion and connect with the global water loss community.
How Low Can We Go with Water Loss Reduction? Case Study from Piekary Slaskie, Poland
Redução de Perdas por Implantação de DMCs em Fortaleza-CE, com Remuneração Baseada em Performance
Still Leaking After All These Years: Insights from Two Decades of Watermain Inspections
Contrato de Performance para Redução de Perdas: Inovação, Eficiência e Segurança Hídrica para o Futuro de Joinville
Making the Water Balance Smarter
Water Smart: A GIS and AI-Assisted Platform for Reducing Non-Revenue Water in SISAR Utilities, Northeast Brazil
InnoWave: A Revolução Digital na Gestão da Água no Porto
Transforming Water Utilities: How AI-Powered Risk Modeling Optimizes Pipe Replacement to Reduce Water Losses
Digital NRW Tools: Hype vs. Help — What Works, What Doesn't, and What Really Matters
Human-Centered NRW Management: Agentic AI to Facilitate Digitalization and Smart(er) Water Loss Management — Case Studies from Palestine & Brazil
A Comprehensive Guide to DMA Data Management for Enhanced Water Loss Reduction Strategies
Challenges and Impacts of Hydraulic Modeling-Based Interventions for Water Loss Control in Systems with Incomplete Technical Records
Contrato de Performance e Global — Uma Alternativa à Gestão de Perdas no Município de Guarulhos em São Paulo
EU Recovery Plan Fund for Water Loss Reduction in Italy: Lessons Learnt and Inputs for International Utilities
Operational Excellence in Water Loss Reduction: Insights from Rural and Urban Contexts in France
The Impact of Strategic Pressure Amplification on Leak Findings and Detection Efficiency in District Metered Areas (DMA)
Organizational Capacity: The Key to Efficient Management of Water Losses
Bodas de Prata: 25 Anos de Certificação em Detecção de Vazamentos Não Visíveis
From Policy to Performance: Driving Effective Water Loss Control in the US Through Policy, Regulations and Water Audit Validation
A Importância do Fator Pessoas em Relação a Tecnologias e Processos, na Implantação de um Programa de Redução de Perdas
Understanding and Predicting Customer Consumption to Help Reduce DMA Leakage
Advanced Zoning and DMA Design with GISWATER 4: Open-Source Innovation in Water Network Planning
Retrofitting Water Mains for Real-Time Monitoring Using Distributed Acoustic Sensing (DAS)
Smart Leak Management in Water Supply Systems: A Pre-Detection Leak Alarm and Localization Model Using Machine Learning
Benefits of the Application of Water Balance Validation to an Italian Utility
A National Vision for NRW Reduction in The Gambia: From Awareness to Action
Resultado da Implementação do Programa de Redução de Perdas em Goiânia, Capital do Estado de Goiás
Methodology for NRW Reduction at Canal de Isabel II
Desafios na Implementação de um Programa de Capacitação no Combate às Perdas em uma Empresa de Saneamento
Leaks Don't Just Waste Water — They Waste Trust!
Qualification & Certification Process of Personnel Engaged in Leak Detection Activities
Jogos do Saneamento: Inovando e Capacitando Profissionais da Área de Pesquisa de Vazamentos Não Visíveis
Scalable Leak Detection and Localisation: AI-Hydraulic Integration Using Existing Infrastructure — A Case Study with Aguas do Rio (AEGEA), Brazil
AI-Powered Digital Twin Solution for Facilitating Leakage Detection and Localization in Water Distribution Systems
Gerenciamento de Pressão como Estratégia para Reduzir Perdas e Estabilizar o Abastecimento de Água na Região Metropolitana do Rio de Janeiro
Enhance Water Utility Performance with Digital Tools: Build a Roadmap to Energy Sobriety and Efficiency
How the Other Half Adopts: Lessons from the Global Adoption of NRW Technology
The Miskolc Case Study, How We Reduced from 62% with Low Budget
Repurposing Tariffs, Subsidies and Financing: Incentivizing Universal Access with Reduced Water and Energy Wastage
Mind the Gap: Lessons Learned from a Leakage Global Call for Innovation in Collaboration with UK and Irish Water Companies
Como o Fortalecimento da Capacidade para a Gestão da Água Não Contabilizada Através da Cooperação Internacional e da Implementação de Projetos Pilotos
Sectorization and Pressure Management in Water Networks with Seasonal Hybrid Supply: Continuous in Winter and Intermittent in Summer
Quality and Durability of Drinking Water Network Plastic Pipes
Transient Pressure Detection and Analysis: A Case Study
Closing of Water Loss 2026 / Announcement of Water Loss 2028.
19:00 — 23:30An exclusive space, designed with the sophisticated style of European Beach Clubs. Comfort, security, fine dining, beach access and a paradisiacal ocean view in the heart of Leblon.
Water Loss 2026 — AI-generated talk summaries
Live translation and transcription by Nobox Live Translate