HEC-SSP 2.1.1 can be downloaded from our website for free. HEC-SSP lies within Education Tools, more precisely Science Tools. Our antivirus scan shows that this download is safe. The actual developer of the free program is Hydrologic Engineering Center.
From the developer:
HEC-SSP is an integrated system of software, designed for interactive use in a multi-tasking environment.
You may want to check out more software, such as SRIM, EarthBrowser or CASSY Lab, which might be related to HEC-SSP.