British Geological Survey
Groundwater levels, aquifer mapping and baseline chemistry
National groundwater level monitoring network, hydrogeological mapping of UK aquifers, the Baseline UK groundwater chemistry programme, and borehole records. The authoritative source for UK aquifer extent and groundwater status.
Rights
- Licence
- Open Government Licence v3.0
- Commercial reuse
- Yes
- Redistribution
- Yes
- Derivative use
- Yes
- Attribution required
- YesContains public sector information licensed under the Open Government Licence v3.0.
- Restrictions
- Much BGS output is OGL, but some map products and datasets are separately licensed. Individual products must be checked.
- Terms last checked
- 23 August 2026
Access and coverage
- Publisher
- British Geological Survey
- Geographic coverage
- United Kingdom
- Temporal coverage
- 1900 onwards
- Update frequency
- monthly
- Formats
- csv, geojson, wms, shapefile
- Bulk download
- Available
- Registration required
- No
- Cost to Hydrionis
- Free
- Domains
- groundwater, chemistry, quality