Datasets

Flow

Global Discharge Stations

Daily and monthly river discharge from more than 10,000 stations

GRDCStation data1806–presentGlobalRequest from provider

Climate

ERA5-Land

0.1° land reanalysis for hydrological forcing

ECMWF / Copernicus0.1°1950–presentGlobalAPI (external)

Flow

CAMELS (US)

671 minimally disturbed US catchments

NCARCatchment1980–2014Conterminous United StatesDirect download (external)

Flow

Caravan

Streamflow, forcing and attributes for thousands of catchments

Kratzert et al.Catchment1981–2020GlobalDirect download (external)

ET

GLDAS Noah Land Surface Model

Modelled ET, soil moisture, runoff and snow

NASA GES DISC0.25°2000–presentGlobalDownload with free login

Flow

GSIM Global Streamflow Indices and Metadata

Streamflow indices and catchment boundaries for 30,959 gauges

PANGAEAStation data and catchment polygons1806–2016GlobalDirect download (external)

Flow

GloFAS River Discharge Reanalysis

Daily modelled river discharge on a 0.05° grid since 1979

Copernicus / ECMWF0.05°1979–presentGlobalAPI (external)

Flow

HydroBASINS

Global watershed boundaries in a Pfafstetter hierarchy

WWF / McGillPolygonsStatic (v1c)GlobalDirect download (external)

Reservoirs

HydroLAKES

1.4 million lake polygons with depth and volume estimates

WWF / McGillPolygonsStatic (v1.0)GlobalDirect download (external)

Flow

HydroRIVERS

8.5 million river reaches with discharge and order

WWF / McGillLinesStatic (v1.0)GlobalDirect download (external)

Flow

HydroSHEDS Core

Conditioned DEM, flow direction and accumulation

WWF / McGill3, 15 and 30 arc-secondsStatic (v1)GlobalDirect download (external)

Flow

MERIT Hydro

90 m flow direction, upstream area, river width and HAND

University of Tokyo90 mStatic (released 2019)GlobalRegistration with provider

Observations

SWOT River and Lake Products

Water surface elevation, width and slope from wide-swath altimetry

NASA / CNESRiver reaches, nodes and lakes2023–presentGlobalDownload with free login

Flow

USGS Water Data for the Nation

Real-time and historical streamflow for the United States

USGSStation data1889–presentUnited StatesAPI (external)