dataset · Global

WWF HydroSHEDS Basins Level 12

HydroSHEDS is a mapping product that provides hydrographic information for regional and global-scale applications in a consistent format. It offers a suite of geo-referenced datasets (vector and raster) at various scales, including river networks, watershed boundaries, drainage directions, and flow accumulations. HydroSHEDS is based on elevation data obtained in 2000 by NASA's Shuttle Radar Topography Mission (SRTM). This dataset provides polygons of nested, hierarchical watersheds, based on 15

Source details

Licence: proprietary

Evidence quality: 22

Listed in gee public catalogue API on 2026-10-16; relevance/value screened (haiku).

Metadata checked: 2026-10-14T13:20:00.000Z

Evidence

• ee.FeatureCollection('WWF/HydroSHEDS/v1/Basins/hybas_12')
• https://developers.google.com/earth-engine/datasets/catalog/WWF_HydroSHEDS_v1_Basins_hybas_12

Check upstream coverage, uncertainty and licence before use. Station observations are not forecasts or design levels.