Registration for IWA Water and Development Congress & Exhibition
The International Water Association (IWA) 2025 Congress will take place on 8–12 December 2025, organized by IWA and co-organized by the Asian Institute of Technology (AIT), ANSO Member.
Under the theme of Water, sanitation, and innovation – pathways to progress and a resilient future. the Congress will present solutions spanning water and sanitation services, the role of water in urban areas, the links between cities and basins, and the opportunities to achieve climate resilience. It will take place at the Queen Sirikit National Convention Center, Bangkok, Thailand.
Registration is now open. ANSO encourages our members and partners to actively participate, showcase your technological advancements, and explore opportunities for collaboration and partnership at this global event.
Congress Background
Building on 75 years of tradition, The International Water Association (IWA) are the global voice for the water sector that connects water sector professionals in more than 140 countries to shape the future of water and sanitation. From research and policy to technology and action, IWA brings the global water community together to explore solutions to the world’s most pressing water challenges.
It builds on the resounding success of the 2023 edition in Kigali, Rwanda, which was a landmark event for water, sanitation, and climate resilience in low- and middle-income countries. Attracting nearly 2,700 participants from 85 countries, the 2023 Congress featured an engaging programme of 39 technical sessions, 40 workshops, and 5 forums, including the High-Level Summit on Sanitation and the Climate Smart Utilities recognition programme.
IWA's Water and Development Congress & Exhibition (WDCE) 2025 will once again deliver a comprehensive programme focused on the water-related needs of low- and middle-income countries.
General Information
·Dates: 8-12 December 2025
·Main Venue:
Queen Sirikit National Convention Center, Bangkok, Thailand
Congress Themes
The event will feature keynote addresses by leading sector figures, specially invited to share their experiences in shaping and delivering solutions. The programme will also provide a unique platform for water professionals to present and share their recent findings and insights. It will be built around 5 thematic tracks:
·Ensure Safe Drinking Water: Innovative approaches for treatment and supply.
·Advancing Wastewater Treatment and Sanitation Services: Sustainable solutions for all.
·Smart Water Management: Integrated approaches for effective water management and planning.
·Enhancing Utility Management and Operations for Sustainable Growth.
·Strengthening Governance and Financial Systems for Long-Term Development.
Additional features and activities will include the Exhibition – a key part of the event – and various forums and special platforms, including a forum 'From Land to Sea: Tackling Pollutants, Protecting Health, and Restoring Ecosystems'.
Join the Congress
By participating in the 2025 WDCE, you will have the chance to:
Contribute to shaping the global water agenda through your valuable work.
Connect with leading professionals from both within and outside of the water sector.
Learn and grow professionally with early access to the best content available.
Network with nearly 3,000 delegates and visitors from more than 100 countries.
·Please refer to the registration page for updates and more registration details.
·Registration link: