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After a successful download and installation, follow these tips to ensure stable performance.
ArcHydroTools_10_7.zip or ArcHydroTools_for_ArcGIS_107.exeIf you don’t have an active maintenance subscription:
: If an older version of Arc Hydro is already installed, you must uninstall it
If you cannot download Arc Hydro Tools for 10.7 (e.g., due to licensing restrictions), consider these native ArcGIS tools:
Uninstall Previous Versions: The Arc Hydro installer will not overwrite an existing version. Use the Windows "Add or remove programs" tool to remove any older Arc Hydro installations before proceeding.
What are Arc Hydro Tools?