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.
September 13, 2021
Mark your calendars for our industry leading World Water Congress which will take place in Copenhagen, Denmark on 11 – 15 September 2022. The theme of the...
September 10, 2021
IWA is actively seeking out members who would like to be involved in the strategic direction of the Association. We are pleased to announce that the opening of ...
September 2, 2021
This month IWA’s Daniela Bemfica, Director of Strategic Programmes and Engagement, spoke to the Innovation News Network about IWA’s work and why it is c...

Blog Posts

Opinion and insights on the critical challenges facing the water sector.
September 16, 2021
Satellites can provide a wide range of water quality measures such as temperature, light attenuation, oil slicks, organic matter, chlorophyll, turbidity, and be...
September 13, 2021
Standing here in Copenhagen today, outside beautiful Tivoli, I am excited that there is just one year to go before we will all meet in this wonderful city.
August 26, 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...
August 19, 2021
The latest IWA YWP Get-Together held on 28 July 2021 focused on the Next Generation Water Action initiative brought by DTU. During this event, IWA discussed abo...

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.

Since a cloudburst in the summer of 2014 and many more severe cloudbursts since then in other regions of the Netherlands, the urgency for a way to adapt this buzzing international city grew.

Aguas do Porto

Águas do Porto, the utility responsible for urban water cycle management, has taken several measures to deal with ecosystem decline and prevent pollution, following the principles of River Basin Management Plans under the Water Framework Directive.

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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The Source Magazine

The latest from the International Water Association Magazine
August 23, 2021
COVID-19 recovery presents the water sector with an opportunity. Kala Vairavamoorthy looks at the how, who and where of ‘building [...]
August 23, 2021
With the world seeking a push on sanitation, as part of the drive towards achieving the UN Sustainable Development Goals [...]
August 23, 2021
The global COVID-19 pandemic escalated quickly, and the challenge has been compounded by the rapid spread of new variants. The [...]
August 23, 2021
Industries of all types are making progress on sustainability, but stakeholders – including water managers – must work together to [...]


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