http://downloads.esri.com/archydro/archydro/Setup/
Check that your system's environmental variables point correctly to the ArcGIS Python directory ( C:\Python27\ArcGIS10.7 ). download arc hydro tools for arcgis 10.7
Before initiating your download, you must identify whether you require the 32-bit or 64-bit version of the Arc Hydro extension. This depends strictly on your ArcGIS Desktop configuration. ArcMap (32-bit) http://downloads
Delineating watersheds, streams, and catchment areas. Arc Hydro is a suite of geospatial and
The Arc Hydro installer will not overwrite older versions. You must manually uninstall any existing Arc Hydro tools via the Windows "Add or remove programs" menu.
Arc Hydro is a suite of geospatial and temporal data models and tools developed by Esri in collaboration with the Center for Research in Water Resources (CRWR) at the University of Texas at Austin. It aims to support water resources applications by standardizing the representation of hydrologic features.