The GRDC has updated the Global Runoff Database for more than 2,700 stations from 30 countries with daily discharge data until 2024. The data were collected for the preparation of this year’s WMO State of Global Water Resources report, which aims to provide a comprehensive overview on the status of the global hydrological cycle. The report is expected to be published at the end of the year.
The data collection includes the following countries:
| Country | Source |
|---|---|
| Australia | Bureau of Meteorology |
| Belgium | Flanders Hydraulics Research, Hydrological Information Centre Hydrometry in Wallonia (https://hydrometrie.wallonie.be/) |
| Botswana | Department of Water Affairs |
| Canada | Water Survey of Canada |
| Colombia | Institute of Hydrology, Meteorology and Environmental Studies |
| Croatia | State Hydrometeorological Institute |
| Cyprus | Water Development Department |
| Czech Republic | Czech Hydrometeorological Institute |
| Denmark | Danish Centre for Environment and Energy |
| Estonia | Estonian Weather Service |
| Finland | Finish Environment Institute |
| France | National Research Institute of Science and Technology for Environment and Agriculture |
| Germany | Water and Shipping Administration |
| Guinea | National Hydraulics Department |
| Greece | Hellenic Centre of Marine Research |
| Iceland | Meteorological Office |
| Latvia | Hydrometeorological Agency |
| Lithuania | Hydrometeorological Service |
| Moldova | State Hydrometeorological Service |
| Namibia | Ministry of Agriculture, Water & Forestry |
| Nigeria | Nigeria Hydrological Services Agency |
| Norway | Water Resources and Energy Directorate |
| New Zealand | National Institute of Water and Atmospheric Research |
| Poland | Institute of Meteorology and Water Management |
| Portugal | Portuguese Environment Agency |
| Sweden | Swedish Meteorological and Hydrological Institute |
| Switzerland | Federal Office for the Environment |
| United Kingdom | National River Flow Archive |
| Uruguay | Ministry of Environment |
| United States | US Geological Survey |
Access to the data:
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