GIS data including the digital elevation model (DEM), land use data, soil data and river network data of the Baiyangdian Lake and its upstream catchment

The geographic data sources were the digital elevation model (DEM) with a spatial resolution of 30 m, land use with a spatial resolution of 30 m, soil data with a spatial resolution of 1000 m, and the river network data, which were gathered for distributed catchment hydrological model (HEQM) set-up.