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HEC-SSP has been developed for the U.S. Army Corps of Engineers. However, software developed at the Hydrologic Engineering Center is made available to the public whenever appropriate. Use is not restricted and individuals outside of the Corps of Engineers may use the program without charge. HEC will not provide user assistance or support for this software to non-Corps users. Downloading this software indicates full acceptance of your responsibility in the use of this program. Please see the distribution policy for more details.

HEC-SSP 2.1.1:    

The Windows setup package contains HEC-SSP 2.1.1, the User’s manual, and example data. Both the User's manual and the example data are accessible from the Help menu of the HEC-SSP software.

The HEC-SSP User’s manual is provided in the Adobe Acrobat (.pdf) format. You must use Adobe Reader XI or higher to properly view these files. The current version of the reader is free and available on Adobe Acrobat website.

Download HEC-SSP 2.1.1 64-bit for Windows (127MB) [Release Notes]
Download HEC-SSP 2.1.1 32-bit for Windows (125MB) [Release Notes]

Supported Operating Systems:
Windows XP, Vista, and 7, both 32-bit and 64-bit

Archived Versions:    

Download HEC-SSP 2.1 64-bit for Windows (127MB) [Release Notes]
Download HEC-SSP 2.1 32-bit for Windows (125MB) [Release Notes]
Download HEC-SSP 2.0 for Windows (52.3MB)
Download HEC-SSP 1.1 for Windows (50.7MB)
Download HEC-SSP 1.0 for Windows (41.7MB)
Download HEC-SSP 1.0 Beta for Windows (25.2MB)