International Office for Water

Developing capacities for better water management
in France, in Europe and around the world

Support & Cooperation

To know more

Training & Skills

To know more

Data & Information Systems

To know more

Networking of water stakeholders

To know more

Last news

Drinking water & Sanitation Health risks related to water, sanitation and staff interventions
Published on 02/09/26
Key figures: PFAS
Read news
Climate change Hydromorphology Nature-Based Solutions (NBS)
Published on 02/02/26
2026 World Wetlands Day – Taking action for the climate and biodiversity
Read news
Climate change Integrated Water Resource Management (IWRM) Drinking water & Sanitation
Published on 01/30/26
OiEau's Solutions & Know-how: Independent Advice & Expertise
Read news
Aquatic Biodiversity Climate change Integrated Water Resource Management (IWRM) Drinking water & Sanitation
Published on 01/23/26
International Environmental Education Day – How can we raise awareness and provide training on climate issues for the future of water resources?
Read news
See all our news

Save the date!

Climate change Integrated Water Resource Management (IWRM)
Online webinar "Policy recommendations from water innovation projects"
Thu 02/26/26
2 pm to 3.30 pm
Remote
See the event Register
INBO World Basin Summit 2026
from Tue 06/16/26 to Fri 06/19/26
In person
Rio de Janeiro - Brazil

See the event Register
See all the next events

Discover our current projects

Climate change Water, urban planning and sustainable development Rainwater Integrated Water Resource Management (IWRM) Nature-Based Solutions (NBS)
SpongeScapes - Evidence and Solutions for improving SPONGE Functioning at LandSCAPE Scale in European Catchments for increased Resilience of Communities against Hydrometeorological Extreme Events
EUROPE - Germany, France, Greece, Italy, Netherlands, Poland, United Kingdom, Slovenia
October 2023 - October 2027
European Union
Discover the project
Climate change Water, urban planning and sustainable development Hydromorphology Nature-Based Solutions (NBS)
NATALIE - Accelerating and mainstreaming transformative NATure-bAsed solutions to enhance resiLIEence to climate change for diverse bio-geographical European regions
EUROPE - France, Belgium, Spain, Greece, iceland, Italy, Lettonie, Lithuania, Norway, Netherlands, Romania, United Kingdom, Swiss
September 2023 - August 2028
European Union
Discover the project
Climate change Integrated Water Resource Management (IWRM) Aquatic ecosystem
DYNOBA - Boosting African Transboundary Basin Organisations for improved water resource management in the context of climate change
AFRICA - Burkina Faso, Niger, Uganda, Senegal, Chad
January 2023 - December 2025
Agence française de développement AFD; Réseau Africain des Organismes de Bassin RAOB; IRD; CNES
Discover the project
Climate change Drinking water & Sanitation Integrated Water Resource Management (IWRM)
Technical assistance to strengthen Bolivia's Integrated Water Resources Management (IWRM) policy and governance
LATIN AMERICA & THE CARIBBEAN - Bolivia - Río Katari basin ; Río Rocha basin
January 2021 - December 2023
Ministry of Environment and Water (MMAyA)
Discover the project
See all of our current projects
s