All water data sources
FreeSpace AgencyGlobal
NASA Earthdata Water Quality
Satellite-based water quality monitoring
earthdata.nasa.gov
At a glance
- Region
- Global
- Coverage
- Global satellite coverage
- Access
- Free
- Category
- Space Agency
- Last updated
- 2025
What's inside
- Satellite Water Quality
- Ocean Color
- Surface Temperature
- Microplastic Detection
- Remote Sensing
What you can do with it
Typical work that data of this type supports.
- 01
No-gauge areas
Monitor places with no ground stations.
Because it has: Satellite Water Quality
- 02
Long records
Use consistent records going back decades.
- 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
Segmentation
Map water, crops and land use pixel by pixel with deep learning.
- 02
Data fusion
Blend satellite and ground data into one better estimate.
- 03
Risk maps
Predict contamination where no samples exist, from geology, land use and climate.
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- Copernicus Global Flood Monitoring (GFM) - EODC Data PortalGlobal | Free
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