WinSRFR 5.1.1 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. This free PC software is compatible with Windows XP/Vista/7/8/10/11 environment, 32-bit version.
The software lies within Education Tools, more precisely Science Tools. The actual developer of the free program is USDA. WinSRFR.exe is the most common filename for this program's installer. The most popular versions among the software users are 4.1 and 3.1.
From the developer:
WinSRFR is a hydraulic analysis tool for surface irrigation systems. The application combines simulation, evaluation, operational analysis, and design functionalities. Intended users are irrigation specialists, extension agents, researchers, consultants, students, and farmers.
You may want to check out more software, such as SRIM, GASEQ or NI-DAQ, which might be related to WinSRFR.