Datasets

Management

GRanD Reservoirs

Georeferenced large dams and their reservoir polygons

Lehner et al. (2011)PolygonsStatic (v1.3)GlobalDirect download (external)

Agricultural

FAO AQUASTAT (Irrigation)

Country statistics on water resources, use and irrigation

FAOCountry/region1958–presentGlobalDirect download (external)

Management

Aqueduct 4.0 Water Risk Atlas

Baseline and future water stress by sub-basin

WRISub-basins1979–2019 baseline, 2030 to 2080 projectionsGlobalDirect download (external)

Management

GOODD Dams

More than 38,000 dams digitised from satellite imagery

Mulligan et al. (2020)PointsStaticGlobalDirect download (external)

Reservoirs

GeoDAR

22,560 dams and 21,515 reservoir boundaries

Wang et al. (2022)Points and polygonsStatic (v1.1)GlobalDirect download (external)

Management

Global Dam Watch Database

A harmonised global database of dams and reservoirs

Global Dam WatchPoints and polygonsStatic (v1.0, 2024)GlobalDirect download (external)

Flow

HydroBASINS

Global watershed boundaries in a Pfafstetter hierarchy

WWF / McGillPolygonsStatic (v1c)GlobalDirect download (external)

Management

IGRAC Global Groundwater Information System

Groundwater monitoring and transboundary aquifers

IGRACStation data and polygonsVaries by networkGlobalRegistration with provider

Reservoirs

ResOpsUS

Daily storage, inflow and release for 679 reservoirs

Steyaert et al. (2022)Station data1930–2020Conterminous United StatesDirect download (external)

Management

Transboundary Freshwater Dispute Database

310 international river basins with treaties and events

Oregon State UniversityPolygons and tables1820–present (treaties)GlobalDirect download (external)

Management

WHYMAP Groundwater Resources of the World

Global map of groundwater resources and aquifer types

BGR / UNESCO1:25,000,000StaticGlobalDirect download (external)