1) RIBASIM is a river basin simulation modeling system used to balance water supply and demand. 2) The document provides an overview of RIBASIM version 7.01 and its components for modeling hydrology, water usage, management measures, and other factors within a river basin system. 3) RIBASIM can generate outputs such as water balance, reservoir behavior over time, crop production costs, and flow composition to help assess supply reliability and support integrated water resource management planning.