CGWB India Groundwater Quality Portal
Central Ground Water Board online data portal for visualization of groundwater data from 15,259+ monitoring locations across India including arsenic, nitrate, fluoride, uranium, and other contaminants with quarterly monitoring from 22,965+ observation wells
gwdata.cgwb.gov.in
At a glance
- Region
- India (South Asia)
- Coverage
- India nationwide: 15,259 monitoring locations, quarterly data
- Access
- Free
- Category
- Government
- Last updated
- 2025
What's inside
- Arsenic Contamination
- Nitrate Contamination
- Fluoride Contamination
- Groundwater Levels
- Groundwater Quality
- Aquifer Mapping
What you can do with it
Typical work that data of this type supports.
- 01
Hotspots and trends
Find where contamination is high and whether it is getting worse.
Because it has: Arsenic Contamination
- 02
Compliance checks
Compare samples against drinking water and discharge standards.
- 03
Trend hotspots
Find where water tables are falling year after year.
Because it has: Groundwater Levels
Where AI adds value
Ideas for machine learning and AI agents built on this kind of data.
- 01
Risk maps
Predict contamination where no samples exist, from geology, land use and climate.
- 02
Anomaly alerts
Catch sudden spikes in sensor or lab data automatically.
- 03
Gap filling
Rebuild missing well readings from neighbours, rainfall and season.
Related water data
- Central Ground Water Board (CGWB)South Asia | Free
- BGS Bangladesh Arsenic Groundwater DataSouth Asia | Free
- BGS Indo-Gangetic Basin Groundwater MapsSouth Asia | Free
- CPCB National Water Quality Monitoring ProgrammeSouth Asia | Free
- National Water Data Portal (NWDP)South Asia | Free
- Tamil Nadu Ground and Surface Water Resources Data CentreSouth Asia | Free
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