Arc Hydro is no longer hosted directly on the main Esri website; it is maintained by Aquaveo.
If you cannot download Arc Hydro Tools for 10.7 (e.g., due to licensing restrictions), consider these native ArcGIS tools: download arc hydro tools for arcgis 10.7
| Native ArcGIS 10.7 Tool | Equivalent Arc Hydro Function | |-------------------------|-------------------------------| | Spatial Analyst > Hydrology > Fill | Terrain Preprocessing > Fill Sinks | | Flow Direction | Same | | Flow Accumulation | Same | | Basin | Watershed Delineation (manual – less automated) | | Stream to Feature | Drainage Line Processing | Arc Hydro is no longer hosted directly on
However, the advantage of Arc Hydro is its workflow automation and attribute management (e.g., HydroID's, NextDownID's), which native tools lack. If you cannot download Arc Hydro Tools for 10
Arc Hydro generates many intermediate rasters and feature classes. Always set:
Ensure all ArcGIS 10.7 applications are closed. The installer will modify registry keys and add toolboxes to the ArcGIS installation directory.