Transboundary Aquifers of the World Map 2025 (IHP-WINS)
Global geospatial dataset of 426 transboundary aquifers crossing international borders, produced by IGRAC and UNESCO-IHP, downloadable as shapefiles with attributes for aquifer type and lithology plus SDG 6.5.2 thematic layers.
ihp-wins.unesco.org
At a glance
- Region
- Global
- Coverage
- Global
- Access
- Free
- Category
- UN Organization
- Last updated
- 2025
What's inside
- Transboundary Aquifers
- Aquifer Boundaries
- Shapefile
- GIS
What you can do with it
Typical work that data of this type supports.
- 01
Trend hotspots
Find where water tables are falling year after year.
Because it has: Transboundary Aquifers
- 02
Recharge planning
Site recharge structures and new borewells with evidence.
- 03
Water budgets
Estimate draft and recharge for a block, district or basin.
Where AI adds value
Ideas for machine learning and AI agents built on this kind of data.
- 01
Gap filling
Rebuild missing well readings from neighbours, rainfall and season.
- 02
Level forecasts
Forecast pre- and post-monsoon levels well by well.
- 03
Stress mapping
Combine wells with satellite gravity and rainfall to map aquifer stress.
Machine access and documentation
Open API
CKAN portal with downloadable shapefiles
Licence: Open data
Listed in our registry of open water APIs, which WaterDataGPT can query live.
Related water data
- Global Aquifer Properties with Recharge (OSTI 2484226)Global | Free
- UNESCO IHP-WINS Global Groundwater QualityGlobal | Free
- GeoERA Groundwater Resources Map (EGDI Geonetwork)Global | Free
- GLHYMPS - Global Hydrogeology Maps of Permeability and PorosityGlobal | Free
- Global Geo-processed Aquifer Properties by 0.5 deg Grid (OSTI / MSD-LIVE)Global | Free
- Transboundary Aquifer DatabaseGlobal | Free
Find more water data
Search and compare 1,900+ water data sources by region, type and access.