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.
May 7, 2021
IWA is pleased to confirm that the full programme of the virtual World Water Congress has been published! The congress includes over 100 presentations and over ...
April 29, 2021
Two prominent individuals from academia and the environmental community have been announced as keynote speakers for the upcoming IWA Digital World Water Congres...
April 23, 2021
Renowned academic Enrique Cabrera has been elected as the new Senior Vice President of the International Water Association. Professor Cabrera has over 20 years ...
April 21, 2021
Leading water consultant Tom Mollenkopf has today become the new President of the International Water Association, taking office following his election in Lisbo...

Blog Posts

Opinion and insights on the critical challenges facing the water sector.
May 13, 2021
In tackling our water woes, I am confident that we too have the technology to build water back better. But what we lack is the global political will to take har...
April 13, 2021
In March this year, UN Water, in collaboration with other UN entities responsible for SDG 6 targets, launched a report to summarise the progress towards achievi...
April 8, 2021
IWA Young Water Professionals (YWPs) and the Emerging Water Leaders Steering Committee held an online discussion attended by 68 YWPs from around the world to ta...
April 1, 2021
Insufficient public and municipal investment represents a major challenge for the long-term management of urban water infrastructure. In Germany, over the last ...

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.

Perth is on the frontier of extremes, isolated from all other major cities in Australia on the largely wild west coast. Perth’s declining water availability from both surface and groundwater sources is well recognised.

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
May 13, 2021
As a water engineer or water modeler, you know a hydraulic model enables you to evaluate the design of a [...]
April 26, 2021
The move to full Open Access for all IWA journals this year represents a huge contribution to the sector, particularly [...]
April 26, 2021
By Keith Hayward The focus of this year’s UN World Water Development Report, the eighth in what has become a [...]
April 26, 2021
As this year’s World Water Development Report makes abundantly clear, it does not really make sense to think of the [...]


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