IAEA GNIP - Global Network of Isotopes in Precipitation
IAEA/WMO global database of stable isotope (deuterium and oxygen-18) and tritium measurements in precipitation, essential for tracing water origin, recharge processes, and hydrological connectivity.
iaea.org
At a glance
- Region
- Multi-country (Global)
- Coverage
- Global (1,000+ stations)
- Access
- Registration Required
- Category
- International
What's inside
- Isotope Data
- Deuterium
- Oxygen-18
- Tritium
- Precipitation Chemistry
What you can do with it
Typical work that data of this type supports.
- 01
Design storms
Build rainfall intensity-duration-frequency curves for drainage design.
Because it has: Precipitation Chemistry
- 02
Model input
Drive hydrological, crop and urban drainage models.
- 03
Hotspots and trends
Find where contamination is high and whether it is getting worse.
Where AI adds value
Ideas for machine learning and AI agents built on this kind of data.
- 01
Downscaling
Turn coarse rainfall grids into field or ward scale estimates.
- 02
Gauge + satellite fusion
Correct satellite rainfall with gauges using machine learning.
- 03
Risk maps
Predict contamination where no samples exist, from geology, land use and climate.
Related water data
- IAEA GNIR - Global Network of Isotopes in RiversGlobal | Registration Required
- Dataset of stable isotopes of precipitation in the Eurasian continentGlobal | Free
- Global Desalination and Reuse Map (GWDR)Global | Free
- GWI DesalData (Global Water Intelligence)Global | Paid
- GWP-Med Mediterranean Water Knowledge PlatformGlobal | Free
- IAEA WISER: Global Network of Isotopes in Precipitation/Rivers (GNIP/GNIR)Global | Free
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