If you have an older version of Arc Hydro installed, you must uninstall it first via Windows "Add or remove programs." Arc Hydro will not overwrite existing versions.
What specific (e.g., flood modeling, catchment delineation) are you looking to complete?
The primary forum for questions and documentation.
: Double-click the downloaded file and follow the installation wizard prompts.
ArcMap 10.7 Interface └── Customize (Main Menu) ├── Toolbars ──> Check "Arc Hydro Tools" └── Extensions ──> Check "Spatial Analyst" (Required) Launch . download arc hydro tools for arcgis 10.7
To download Arc Hydro Tools for , you should access the official Arc Hydro Downloads page provided by Esri. Because Arc Hydro tools are version-specific, ensure you select the directory explicitly labeled for ArcGIS 10.7 or ArcMap 10.7 to maintain compatibility. Steps to Download and Install
Arc Hydro Tools for ArcGIS 10.7 is the version compatible with ArcMap 10.7.x, which remains widely used for many water resources projects.
http://downloads.esri.com/archydro/archydro/Setup/
: On the download portal, navigate to the ArcMap tab. Since Arc Hydro for ArcMap and ArcGIS Pro are separate installs, ensure you select the directory specifically labeled for version 10.7 . If you have an older version of Arc
Lack of write permissions in the target workspace directory.
ArcGIS 10.7 has two distinct releases: base and 10.7.1 . Ensure your Arc Hydro version matches your exact setup. For ArcGIS 10.7, download Arc Hydro Tools 10.7.0.x For ArcGIS 10.7.1, download Arc Hydro Tools 10.7.1.x
Follow these sequential steps to integrate the extension smoothly:
By following this guide, you should be able to successfully download, install, and begin using Arc Hydro Tools with ArcGIS 10.7 for your water resources analysis projects. : Double-click the downloaded file and follow the
Install or extract files
The Esri Professional Services water resources team can provide custom Arc Hydro training, help mobilize your data quickly, and develop implementation plans for Arc Hydro-based solutions. Send inquiries to:
Set your ArcMap Geoprocessing environments to a local scratch folder (e.g., C:\Work ) instead of a root drive or network path.