Log in Register
💧AquaLinked Water DataGlobal research datasets and tools

🏞️ Hydraulic Modelling Data

Terrain, bathymetry, cross-sections, roughness and boundaries for HEC-RAS.

Global Ungauged basins

ESA WorldCover 2021 Global 10 m Land Cover Version 200

A global 10-metre land-cover map for the reference year 2021 providing 11 classes derived from Sentinel-1 radar and Sentinel-2 optical observations. The categorical raster can support preliminary Manning rough…

Provider European Space Agency — ESA WorldCover
Resolution Africa, Asia, Europe, North America, South America, Oceania, island states and most inhabited global land regions
Global Ungauged basins

GEBCO_2026 Global Ocean and Land Terrain Grid

The current GEBCO global terrain model provides ocean bathymetry and land elevation in metres on a continuous 15-arc-second geographic grid. It includes a companion Type Identifier Grid that indicates whether…

Provider General Bathymetric Chart of the Oceans
Resolution 15 arc-seconds × 15 arc-seconds Approximately 463 metres north–south at the equator East–west ground spacing decreases with latitude
Global Ungauged basins

Global Sea-Level Change Time Series from GTSM 1950–2050

A global coastal water-level dataset providing tidal elevation, storm-surge residuals, mean sea level and total water level from 1950 to 2050. The time series were generated with the Deltares Global Tide and S…

Provider Deltares
Resolution Distributed coastal output points: approximately 0.1 degrees. Ocean output points are approximately 0.25 degrees within 100 kilometres of the coast, approximately 0.5 degrees between 100 and 500 kilometres from the coas
Global Ungauged basins

JRC Global Surface Water 1984–2024 Version 1.5

A global 30-metre satellite-derived record showing where and when surface water occurred from March 1984 through December 2024. It provides water occurrence, recurrence, seasonality, transitions, maximum exten…

Provider European Commission — Joint Research Centre
Resolution Approximately 30 metres
Water Data Hub traffic

Researchers using the platform

Privacy-friendly statistics. Current visitors are browsers active during the last five minutes.

— Today
— This month
— This year
— Online now

Stay Connected with AquaLinked

Access verified water-sector opportunities, join the AExperts WhatsApp Network, and download AquaLinked apps.

AExperts WhatsApp Network Receive verified African water-sector updates. Water Opportunities Jobs, consultancies, tenders, grants and training. AquaLinked Media App African water knowledge and professional news. AExperts Mobile App African water experts directory in your pocket.