The International Water Association is the network of water professionals striving for a world in which water is wisely, sustainably and equitably managed.

Drawing exceptional professionals from over 140 countries, the membership of the International Water Association (IWA) brings together scientists, researchers, technology companies, and water and wastewater utilities.

Being the largest membership association in the global water sector the Association builds on a 70 years heritage of connecting water professionals and started official operations in 2000. The IWA is an international reference for the water and sanitation industry.

The IWA membership communities contribute and develop the IWA Agendas. Meet us at the IWA World Water Congress & Exhibition, the IWA Water and Development Congress & Exhibition and our Specialist Groups Conferences worldwide. IWA is science-driven and sets the agenda with the publication of 12 scientific journals and 40+ books per year by IWA Publishing.

Connect to the world’s leading water professionals


From the IWA network around the world.
January 18, 2022
The International Water Association’s global network is growing and becoming more diverse, with the latest addition being a new Governing Member in Bolivia, s...
January 6, 2022
As part of IWA’s mission to empower Young Water Professionals to contribute to sustainable water management, a new IWA Young Water Professionals (IWA YWP) Cha...
December 23, 2021
IWA is pleased to announce an extension to the call for content deadline for the Copenhagen 2022 IWA World Water Congress & Exhibition. The revised deadline...
December 22, 2021
A new generation of highly skilled professionals is urgently needed to deliver sustainable and resilient responses to the challenges of increasing water stress....

Blog Posts

Opinion and insights on the critical challenges facing the water sector.
January 19, 2022
Thinking about the present of water based on premises from the past will inevitably lead us to a state of permanent frustration. We should reverse the order. Di...
January 13, 2022
Tech solutions and innovations are the mainstays towards a water-wise world. IWA’s Water Tech Spotlight is a monthly blog that aims to highlight worldwide the...
January 6, 2022
Throughout the pandemic, the water sector has played its regular vital role in ensuring essential services keep running. It has also helped through the emerging...
December 16, 2021
Technological solutions and innovations are essential to secure a water-wise future. Water Tech Spotlight is a monthly blog which aims to highlight the latest t...

IWA Thought Leadership

Recognised for their unique and significant long-term contributions to advancing water science and management


Responding to global water challenges, IWA progressive agendas support sustainable urban and basin-related water solutions.

Dakar’s urban population is exploding with an annual growth rate of 2.5% and urbanisation rate of 97.2%. ONAS, the National Sewerage Company, is improving faecal sludge management (FSM) services in urban and peri-urban areas.

IWA Learn

Professionals in the water sector require continuous development to be able to stay abreast with the changing environment circumstances. No matter in which stage of your career, IWA provides you with guidance and opportunities to build up the competences required to succeed.

Skanderborg Forsyning

The Danish water utility Skanderborg Forsyning affirms that when it comes to water security in a changing climate, using nature-based solutions at the local level was never a question. Climate change projects are an opportunity to adapt using nature to deal with increased rainfalls and prevent the flooding of urban areas.

IWA Stories: Fionn Boyle

Fionn is a project engineer focused on smart water systems and a member of the Institute of Water in the UK. At Anglian Water Services, he serves on the Future Leaders board.
During the video, Fionn gives a snapshot of his journey so far in the water sector and the benefits it has afforded him.

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Specialised conferences, forums and seminars on a the key issues in water management in locations worldwide.

The Source Magazine

The latest from the International Water Association Magazine
December 20, 2021
The World Water Camp is a unique opportunity for students that will take place at the IWA World Water Congress [...]
December 17, 2021
With the 31 January early bird registration deadline for the IWA Leading Edge Conference on Water and Wastewater Technologies approaching [...]
December 16, 2021
Details of Job Opportunities with the School of Environment SOE at Tsinghua University, China, is looking for distinguished and young [...]
December 16, 2021
Given the pressures on water resources that it faces, California has been a leader in water reuse. Jeff Mosher outlines [...]


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