Datasets
111 hydrological datasets from 66 providers. Every entry links to the provider's own files and terms.
HydroRIVERS
8.5 million river reaches with discharge and order
3D Hydrography Program (3DHP)
Lidar-based flowlines that succeed the NHD
Australian Hydrological Geospatial Fabric
Connected stream network and catchments for Australia
Base Hidrográfica Ottocodificada (Brazil)
Brazil's drainage network with Pfafstetter-coded catchments
EU-Hydro River Network Database
Topologically connected river network for Europe
Free-flowing Rivers of the World
River connectivity status for 12 million km of rivers
GRIT Global River Topology
30 m river network with channels that split and rejoin
GRWL Global River Widths from Landsat
River centerlines with width for rivers wider than 30 m
GloRiC Global River Classification
Hydrologic, physio-climatic and geomorphic river classes
Hydrography90m
90 m stream network with stream segments as vectors
MERIT-Basins
2.94 million river reaches with unit catchments
NHDPlus High Resolution
1:24,000-scale flowlines with network attributes for the United States
NHDPlus Version 2
1:100,000-scale flowlines with routing attributes for the conterminous US
National Hydro Network (Canada)
Canada's inland surface waters at 1:50,000 or better
Natural Earth Rivers and Lake Centerlines
Cartographic river lines at 1:10m, 1:50m and 1:110m
OS Open Rivers
Connected river network with names and flow direction
OpenStreetMap Waterways
The most detailed open river lines, updated continuously
RiverATLAS
HydroRIVERS reaches with 56 hydro-environmental attributes
SWORD SWOT River Database
10 km river reaches and 200 m nodes for rivers wider than 30 m
TDX-Hydro and GEOGLOWS v2 Streams
Global stream lines from the 12 m TanDEM-X elevation model