In honor and celebration of the 40th anniversary of the IAHR World Congress, the 5th anniversary of the World’s Large Rivers Conference and the 30th anniversary of the Danube Conference, all three events are combined under the motto

“Vienna Water Conferences 2023”

All conferences will be held simultaneously in Vienna, giving you the one-time-only opportunity to attend three outstanding conferences, extend your networks and get to know other researchers and practitioners in the field.


Special Offer:

You can purchase a special combined ticket to attend all three outstanding events, which also allows you to submit three abstracts! Therefore, you are able to present your conference papers at more than one scientific conference!

For more information click here!



The International Association for Hydro-environment Engineering and Research (IAHR) invites you to participate in the 40th IAHR World Congress!

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Participate in the 5th International Conference on the Status and Future of the World’s Large Rivers – a global forum for a wide-ranging discussion of key issues related to research on large rivers and their effective and sustainable management!

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Join the 30th Conference of the Danubian Countries on Hydrological Forecasting and Hydrological Bases of Water Management! This Conference will focus on hydrological topics and current research needs in the Danubian region.