The downloadable file is original. It has not been modified in any way.
File: hec-hms_421_setup.exe Size: 135 MB MD5: 682a09bf2eb294fa94f803be96ede6aa Last checked: September 17, 2023.
River Analysis System (RAS) to perform water flow analysis and computations.
The system was designed for users and application programs to retrieve data.
It can perform an integrated hydrologic engineering and economic analysis.