Global Water System Project
Global Reservoir and Dam Database
Inventory of large dams and their associated reservoirs worldwide, with storage capacity, dam height, year of construction, main use and catchment area.
Rights
- Licence
- CC BY 4.0
- Commercial reuse
- Not clearly stated
- Redistribution
- Yes
- Derivative use
- Yes
- Attribution required
- YesData from Global Water System Project, used under CC BY 4.0.
- Terms last checked
- 23 August 2026
Access and coverage
- Publisher
- Global Water System Project
- Geographic coverage
- Global — 7,000+ dams
- Temporal coverage
- 1800 onwards
- Update frequency
- irregular
- Formats
- shapefile, csv
- Bulk download
- Available
- Registration required
- No
- Cost to Hydrionis
- Free
- Domains
- reservoir, infrastructure